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  #1  
Old June 8th 12, 05:56 PM posted to rec.aviation.soaring
BobW
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Posts: 504
Default Sigh... (USA)

Not a good past 2 weeks per FAA prelims...midair (no reported injuries, thank
heaven!) apparently yesterday, & a takeoff groundloop a week ago Monday.

Three "substantially damaged" gliders.

IDENTIFICATION
Regis#: 101LV Make/Model: CEN Description: CENTRAIR 101
Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing:
Damage: Substantial

LOCATION
City: SPARKS State: NV Country: US

DESCRIPTION
N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:

- - - - - -
IDENTIFICATION
Regis#: 943SB Make/Model: DISC Description: DISCUS BT/BM
Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing: N
Damage: Substantial

LOCATION
City: SPARKS State: NV Country: US

DESCRIPTION
N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:
- - - - - -
- - - - - -

IDENTIFICATION
Regis#: 817V Make/Model: EXP Description: SZD-55-1 GLIDER
Date: 05/28/2012 Time: 1800

Event Type: Accident Highest Injury: None Mid Air: N Missing: N
Damage: Substantial

LOCATION
City: FARMINGTON State: NC Country: US

DESCRIPTION
AIRCRAFT ON DEPARTURE GROUND LOOPED, FARMINGTON, NC

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:
- - - - - -

  #2  
Old June 8th 12, 06:47 PM posted to rec.aviation.soaring
Ramy
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Posts: 746
Default Sigh... (USA)

On Friday, June 8, 2012 9:56:30 AM UTC-7, BobW wrote:
Not a good past 2 weeks per FAA prelims...midair (no reported injuries, thank
heaven!) apparently yesterday, & a takeoff groundloop a week ago Monday.

Three "substantially damaged" gliders.

IDENTIFICATION
Regis#: 101LV Make/Model: CEN Description: CENTRAIR 101
Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing:
Damage: Substantial

LOCATION
City: SPARKS State: NV Country: US

DESCRIPTION
N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:

- - - - - -
IDENTIFICATION
Regis#: 943SB Make/Model: DISC Description: DISCUS BT/BM
Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing: N
Damage: Substantial

LOCATION
City: SPARKS State: NV Country: US

DESCRIPTION
N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:
- - - - - -
- - - - - -

IDENTIFICATION
Regis#: 817V Make/Model: EXP Description: SZD-55-1 GLIDER
Date: 05/28/2012 Time: 1800

Event Type: Accident Highest Injury: None Mid Air: N Missing: N
Damage: Substantial

LOCATION
City: FARMINGTON State: NC Country: US

DESCRIPTION
AIRCRAFT ON DEPARTURE GROUND LOOPED, FARMINGTON, NC

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:
- - - - - -


Both pilots landed safely back at Airsailing after loosing a section of their wing and most of the aileron, according to preliminary reports and photos I've seen. Incredible luck. This was not a contest, just a small gathering. Apparently it did not happen in a gaggle or while thermaling and they never saw each other. So much for those who claim that powerflarms are only needed in contests...

Ramy
  #3  
Old June 9th 12, 12:51 AM posted to rec.aviation.soaring
son_of_flubber
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Posts: 1,550
Default Sigh... (USA)

On Friday, June 8, 2012 1:47:31 PM UTC-4, Ramy wrote:
So much for those who claim that powerflarms are only needed in contests....

Ramy


To paraphrase Douglas Adams (author of "Hitchhiker's Guide to the Galaxy"):

"I find that any technology invented before I turned 25 to be absolutely indispensable. I will grudgingly make use of any proven-to-be-useful technology that is invented before I turn 50. As for any technology invented after I turned 50, I'm pretty sure that it comes straight from the devil... and he can keep it."

As an over-50 former tech geek, Adam's observation seems spot on to me. My university hooked me on email in 1983. My cellphone came along later in life... so I mostly keep it turned off. Facebook and Twitter are plainly demented and evil.

Adam's adage breaks down for me for anything soaring related. I'm a newbie and I have a "beginner's mind". I'm naive, relatively inexperienced in soaring, and totally open to good ideas. I can only scratch my head... why would the soaring community not want to install a device that substantially reduced the chances of mid-airs? A $2000 add-on to a $50,000 glider??? (An S-mode transponder seems like a good idea as well. I mean... TCAS.)

Back to Adams. Once you turn a certain age, there's a tendency to see new technologies in a negative light. How much does that reluctance to take up new game changing technologies invented after a certain point in life affect the wider deployment of Powerflarm? I'd like to think, that once Power Flarm is out of "Beta Test", that it will catch on quickly. That five mile ridge that I fly gets awfully crowded on Sunday afternoon.

I'm very grateful to the racing community for proving the value of PowerFlarm (and ferreting out the glitches). Flarm would never happen in the USA without these pilots. Thank you.



  #4  
Old June 10th 12, 07:47 PM posted to rec.aviation.soaring
Ramy
external usenet poster
 
Posts: 746
Default Airsailing midair report (was Sigh... (USA))

On Friday, June 8, 2012 10:47:31 AM UTC-7, Ramy wrote:
On Friday, June 8, 2012 9:56:30 AM UTC-7, BobW wrote:
Not a good past 2 weeks per FAA prelims...midair (no reported injuries, thank
heaven!) apparently yesterday, & a takeoff groundloop a week ago Monday..

Three "substantially damaged" gliders.

IDENTIFICATION
Regis#: 101LV Make/Model: CEN Description: CENTRAIR 101
Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing:
Damage: Substantial

LOCATION
City: SPARKS State: NV Country: US

DESCRIPTION
N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:

- - - - - -
IDENTIFICATION
Regis#: 943SB Make/Model: DISC Description: DISCUS BT/BM
Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing: N
Damage: Substantial

LOCATION
City: SPARKS State: NV Country: US

DESCRIPTION
N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:
- - - - - -
- - - - - -

IDENTIFICATION
Regis#: 817V Make/Model: EXP Description: SZD-55-1 GLIDER
Date: 05/28/2012 Time: 1800

Event Type: Accident Highest Injury: None Mid Air: N Missing: N
Damage: Substantial

LOCATION
City: FARMINGTON State: NC Country: US

DESCRIPTION
AIRCRAFT ON DEPARTURE GROUND LOOPED, FARMINGTON, NC

INJURY DATA Total Fatal: 0
# Crew: 1 Fat: 0 Ser: 0 Min: 0 Unk:
# Pass: 0 Fat: 0 Ser: 0 Min: 0 Unk:
# Grnd: Fat: 0 Ser: 0 Min: 0 Unk:
- - - - - -


Both pilots landed safely back at Airsailing after loosing a section of their wing and most of the aileron, according to preliminary reports and photos I've seen. Incredible luck. This was not a contest, just a small gathering. Apparently it did not happen in a gaggle or while thermaling and they never saw each other. So much for those who claim that powerflarms are only needed in contests...

Ramy


Below are the pilot reports with their permission:

From Walter:

"snip After reaching 10,700 feet over Tuly Peak I headed upwind to work the Dog Skins ridge, I was loosing some altitude and went back to the Red Rocks
where several other gliders were also searching for lift. There was
some turbulence but no good thermals to circle which caused most
gliders to manouver around in search of lift. I was keeping track of
the gliders in the area but suddenly at about 6,800 feet I felt a jolt
and a loud noise as another glider I hadn't seen colided with me. The
Cirrus immediately turned the nose down and at first it seemed I had
lost control of the glider. During impact I hit and slighly cut my
left leg against the instrument panel and my Oudie went flying. I
could see a damage on the left wing but being around 2,000 feet over
the ground and heading down with what seemed limited control I didn't
think there was much time to try seeing if I could regain control. I
decided to bail and was surprised I couldn't get the canopy to open
(may have turned out to be my saving grace). I then focused on
controlling the glider the best I could and head to a landing area.
After getting the glider to level flight, I headed back towards the
airport for a straight in landing on runway 21R since the main runway
had a glider getting ready to take off. I made a call on the radio
that I had an emergency and lowered and locked the landing gear. The
landing was normal without incidents but there wasn't much height
left. I had to wait for someone to come help me since I couldn't open
the canopy from the inside as the back hinge had released but not the
front part and it was stuck.

After talking to the other pilot Bill Johns (who used to be a fighter
pilot) from BASA flying a Pegasus and hearing his account of the
event, we hit pretty much head on, with him flying right over my
canopy and his right wing hitting my left wing (I was in a gentle
right bank and he was either flying straight or on a gentle right
bank). He saw me about 1 second before impact and thought he was going
to take my tail off, but fortunately he missed that. My wing was
somewhat damaged but other than loosing 80% of my left aileron and
having parts of the fiber glass torn (see first 2 pictures), it was
still flyable. After landing we noticed that the root of the Cirrus
wing had signs of stress and damage as well. The Pegaus lost about 3-4
feet of his right wing tip and half of his right aileron (see 3rd
picture). He didn't loose control of his glider and headed back to the
airport, landing after me on the dirt next to runway 21L.

If we had been flying thermals in a gaggle or if we were all flying
ridge it would have been simpler since we would be following a
protocol. The instructor Mark said the thing he might have done
differently was to leave the area since there were too many gliders
flying in different patterns (some trying to find thermals, and some
trying to fly the ridge). I understand that trying to see each other
would have required a careful and lucky scanning of the horizon, but
even so, I am not sure how easily we would have been able to see each
other. A FLARM device sounds really good to me right now, as any
indication of a likely collision, even if 3 or so seconds before
impact would have prevented the accident."

From Bill:

"snip All ASI gliders were to be on 122.9, ASI frequency, so there was a lot of chatter to do with airfield activities as well as airborne gliders. I made an initial call that I was climbing over the Red Rocks, then monitored and did not hear reports by other gliders in my area. As it turned out, I wish I had been more proactive in providing and asking for other position reports.

At 2:46PM, as I headed westerly, wings level, at about 7000', another glider suddenly appeared from under my nose on the right side, very close aboard, and complete opposite direction, too close for me to react prior to impact. The impact was charactarized by a loud "bang" and perception of parts flying in my right peripheral vision. The Pegasus was unphased by this, though she lost about 2 feet of right wingtip and the outboard half of the aileron. I experienced no loss of control, and made a shallow turn to the right to look back for the other glider. Ailerons and parts were fluttering in the distance and the Cirrus was well below, but continuing in stable flight to the east. I made a call to Air Sailing informing them of the mid air, that both gliders appeared to be OK and we would be returning for emergency landing. I continued at altitude, following the Cirrus as he made a low, wide circling turn and lined up for 21R. Once he was down, I proceeded over the field at 6500', lowered the gear, checked spoilers and verified again that I had good control at pattern airspeed. I landed 21L uneventfully.

I think short of something like FLARM, the only thing which could have prevented this would have been better situational awareness of which other giders were working in the same area. The conditions unknowingly put us each at the same altitude searching for lift, and nothing is harder to see than another glider head on. The other pilot reported he never saw me before, during or after the incident. Also, I learned after landing that he had lost control and attempted a bailout, had trouble opening his canopy release, so went to plan B and was able to recover the aircraft. We were no more than 1500' above the steep terrain at impact.

Both of us flew the next day and I had my best flight of the camp in the ASK-21 that Friday with Rob Stone. His comment...Bill's head was moving all the time...he sure was looking around!"


My conclusions after reviewing Walter's igc trace:

1 - Although the mid air happened at 2500 feet above the airport, they were only slightly more that 1000 feet above the hills below, probably too low to bailout successfully. the failure of the canopy release may have been indeed his saving grace.
2 - After the impact he dropped quickly and lost 2000 feet in one minute. Luckily the ground was dropping at the direction he was flying! He was only around 500 feet AGL after the first minute.
3 - The dive did not really slowed down much until the landing flare.
4 - The turn and the dive took him straight to the runway. He did not have time or altitude to land anywhere else. He was on the ground 2 min after impact.

None of them had flarm or pcas. Other then the obvious conclusion that flarm could have saved the day, another lesson is to check your canopy emergency release mechanism to make sure it works. Better scanning would have helped only if they knew exactly where to look at the right moment. Better radio communication as we often do in some places may have also helped preventing this accident.

I consider the results a miracle.

Ramy


  #5  
Old June 10th 12, 08:29 PM posted to rec.aviation.soaring
BobW
external usenet poster
 
Posts: 504
Default Airsailing midair report (was Sigh... (USA))

On 6/10/2012 12:47 PM, Ramy wrote:
On Friday, June 8, 2012 10:47:31 AM UTC-7, Ramy wrote:
On Friday, June 8, 2012 9:56:30 AM UTC-7, BobW wrote:
Not a good past 2 weeks per FAA prelims...midair (no reported injuries,
thank heaven!) apparently yesterday,& a takeoff groundloop a week ago
Monday.

Three "substantially damaged" gliders.

IDENTIFICATION Regis#: 101LV Make/Model: CEN Description:
CENTRAIR 101 Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing:
Damage: Substantial

LOCATION City: SPARKS State: NV Country: US

DESCRIPTION N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN
CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0 # Crew: 1 Fat: 0 Ser: 0
Min: 0 Unk: # Pass: 0 Fat: 0 Ser: 0 Min: 0
Unk: # Grnd: Fat: 0 Ser: 0 Min: 0 Unk:

- - - - - - IDENTIFICATION Regis#: 943SB Make/Model: DISC
Description: DISCUS BT/BM Date: 06/07/2012 Time: 2145

Event Type: Accident Highest Injury: None Mid Air: Y Missing:
N Damage: Substantial

LOCATION City: SPARKS State: NV Country: US

DESCRIPTION N943SB COLLIDED MID AIR WITH N101LV UNDER UNKNOWN
CIRCUMSTANCES. SPARKS, NV

INJURY DATA Total Fatal: 0 # Crew: 1 Fat: 0 Ser: 0
Min: 0 Unk: # Pass: 0 Fat: 0 Ser: 0 Min: 0
Unk: # Grnd: Fat: 0 Ser: 0 Min: 0 Unk: - - -
- - - - - - - - -

IDENTIFICATION Regis#: 817V Make/Model: EXP Description:
SZD-55-1 GLIDER Date: 05/28/2012 Time: 1800

Event Type: Accident Highest Injury: None Mid Air: N Missing:
N Damage: Substantial

LOCATION City: FARMINGTON State: NC Country: US

DESCRIPTION AIRCRAFT ON DEPARTURE GROUND LOOPED, FARMINGTON, NC

INJURY DATA Total Fatal: 0 # Crew: 1 Fat: 0 Ser: 0
Min: 0 Unk: # Pass: 0 Fat: 0 Ser: 0 Min: 0
Unk: # Grnd: Fat: 0 Ser: 0 Min: 0 Unk: - - -
- - -


Both pilots landed safely back at Airsailing after loosing a section of
their wing and most of the aileron, according to preliminary reports and
photos I've seen. Incredible luck. This was not a contest, just a small
gathering. Apparently it did not happen in a gaggle or while thermaling
and they never saw each other. So much for those who claim that
powerflarms are only needed in contests...

Ramy


Below are the pilot reports with their permission:

From Walter:

"snip After reaching 10,700 feet over Tuly Peak I headed upwind to work
the Dog Skins ridge, I was loosing some altitude and went back to the Red
Rocks where several other gliders were also searching for lift. There was
some turbulence but no good thermals to circle which caused most gliders to
manouver around in search of lift. I was keeping track of the gliders in
the area but suddenly at about 6,800 feet I felt a jolt and a loud noise as
another glider I hadn't seen colided with me. The Cirrus immediately turned
the nose down and at first it seemed I had lost control of the glider.
During impact I hit and slighly cut my left leg against the instrument
panel and my Oudie went flying. I could see a damage on the left wing but
being around 2,000 feet over the ground and heading down with what seemed
limited control I didn't think there was much time to try seeing if I could
regain control. I decided to bail and was surprised I couldn't get the
canopy to open (may have turned out to be my saving grace). I then focused
on controlling the glider the best I could and head to a landing area.
After getting the glider to level flight, I headed back towards the airport
for a straight in landing on runway 21R since the main runway had a glider
getting ready to take off. I made a call on the radio that I had an
emergency and lowered and locked the landing gear. The landing was normal
without incidents but there wasn't much height left. I had to wait for
someone to come help me since I couldn't open the canopy from the inside as
the back hinge had released but not the front part and it was stuck.

After talking to the other pilot Bill Johns (who used to be a fighter
pilot) from BASA flying a Pegasus and hearing his account of the event, we
hit pretty much head on, with him flying right over my canopy and his right
wing hitting my left wing (I was in a gentle right bank and he was either
flying straight or on a gentle right bank). He saw me about 1 second before
impact and thought he was going to take my tail off, but fortunately he
missed that. My wing was somewhat damaged but other than loosing 80% of my
left aileron and having parts of the fiber glass torn (see first 2
pictures), it was still flyable. After landing we noticed that the root of
the Cirrus wing had signs of stress and damage as well. The Pegaus lost
about 3-4 feet of his right wing tip and half of his right aileron (see
3rd picture). He didn't loose control of his glider and headed back to the
airport, landing after me on the dirt next to runway 21L.

If we had been flying thermals in a gaggle or if we were all flying ridge
it would have been simpler since we would be following a protocol. The
instructor Mark said the thing he might have done differently was to leave
the area since there were too many gliders flying in different patterns
(some trying to find thermals, and some trying to fly the ridge). I
understand that trying to see each other would have required a careful and
lucky scanning of the horizon, but even so, I am not sure how easily we
would have been able to see each other. A FLARM device sounds really good
to me right now, as any indication of a likely collision, even if 3 or so
seconds before impact would have prevented the accident."

From Bill:

"snip All ASI gliders were to be on 122.9, ASI frequency, so there was a
lot of chatter to do with airfield activities as well as airborne gliders.
I made an initial call that I was climbing over the Red Rocks, then
monitored and did not hear reports by other gliders in my area. As it
turned out, I wish I had been more proactive in providing and asking for
other position reports.

At 2:46PM, as I headed westerly, wings level, at about 7000', another
glider suddenly appeared from under my nose on the right side, very close
aboard, and complete opposite direction, too close for me to react prior to
impact. The impact was charactarized by a loud "bang" and perception of
parts flying in my right peripheral vision. The Pegasus was unphased by
this, though she lost about 2 feet of right wingtip and the outboard half
of the aileron. I experienced no loss of control, and made a shallow turn
to the right to look back for the other glider. Ailerons and parts were
fluttering in the distance and the Cirrus was well below, but continuing in
stable flight to the east. I made a call to Air Sailing informing them of
the mid air, that both gliders appeared to be OK and we would be returning
for emergency landing. I continued at altitude, following the Cirrus as
he made a low, wide circling turn and lined up for 21R. Once he was down,
I proceeded over the field at 6500', lowered the gear, checked spoilers and
verified again that I had good control at pattern airspeed. I landed 21L
uneventfully.

I think short of something like FLARM, the only thing which could have
prevented this would have been better situational awareness of which other
giders were working in the same area. The conditions unknowingly put us
each at the same altitude searching for lift, and nothing is harder to see
than another glider head on. The other pilot reported he never saw me
before, during or after the incident. Also, I learned after landing that
he had lost control and attempted a bailout, had trouble opening his canopy
release, so went to plan B and was able to recover the aircraft. We were
no more than 1500' above the steep terrain at impact.

Both of us flew the next day and I had my best flight of the camp in the
ASK-21 that Friday with Rob Stone. His comment...Bill's head was moving
all the time...he sure was looking around!"


My conclusions after reviewing Walter's igc trace:

1 - Although the mid air happened at 2500 feet above the airport, they were
only slightly more that 1000 feet above the hills below, probably too low
to bailout successfully. the failure of the canopy release may have been
indeed his saving grace. 2 - After the impact he dropped quickly and lost
2000 feet in one minute. Luckily the ground was dropping at the direction
he was flying! He was only around 500 feet AGL after the first minute. 3 -
The dive did not really slowed down much until the landing flare. 4 - The
turn and the dive took him straight to the runway. He did not have time or
altitude to land anywhere else. He was on the ground 2 min after impact.

None of them had flarm or pcas. Other then the obvious conclusion that
flarm could have saved the day, another lesson is to check your canopy
emergency release mechanism to make sure it works. Better scanning would
have helped only if they knew exactly where to look at the right moment.
Better radio communication as we often do in some places may have also
helped preventing this accident.

I consider the results a miracle.

Ramy



Walter, Bill, Ramy:

Thank you!!! Information is good. Timely is even better.
- - - - - -

Bill, Walter:

Wow... (and thank heaven you're both still with us!).
- - - - - -

Ramy:

Well before reading your commentary below Bill's & Walter's writeups, I'd come
to the exact same conclusion. This could easily have involved one or two
fatalities.
- - - - - -

Bob W.
  #6  
Old June 10th 12, 09:43 PM posted to rec.aviation.soaring
Chris
external usenet poster
 
Posts: 12
Default Airsailing midair report (was Sigh... (USA))

Ramy wrote:

I think short of something like FLARM, the only thing which could have
prevented this would have been better situational awareness of which other
giders were working in the same area.


I can only support this. Looking out is the first thing to do. But FLARM
really can help to save your day (maybe your life). I had a near miss
yesterday. FLARM did indicate traffic right of my course. Still not seeing
the other glider, I did a left turn. In the same moment the other glider
passed me in a distance of maybe two wingspans.

These little boxes really work. Everyone who can afford a glider of some
1000 $ or ? can also afford another some 100.
Chris
  #7  
Old June 11th 12, 04:28 AM posted to rec.aviation.soaring
Ramy
external usenet poster
 
Posts: 746
Default Airsailing midair report (was Sigh... (USA))

On Sunday, June 10, 2012 1:43:00 PM UTC-7, Chris wrote:
Ramy wrote:

I think short of something like FLARM, the only thing which could have
prevented this would have been better situational awareness of which other
giders were working in the same area.


I can only support this. Looking out is the first thing to do. But FLARM
really can help to save your day (maybe your life). I had a near miss
yesterday. FLARM did indicate traffic right of my course. Still not seeing
the other glider, I did a left turn. In the same moment the other glider
passed me in a distance of maybe two wingspans.

These little boxes really work. Everyone who can afford a glider of some
1000 $ or ? can also afford another some 100.
Chris


Few weeks ago I had the opportunity to see how head on target looks like. I could see the other glider couple of miles away since he was banking, but once he leveled off and headed directly towards me, the wings completely disappeared and all I could see was a little dot for his cockpit. The dot was not moving and only slowly growing (at the beginning). There was no way I would have noticed this dot while scanning if he did not bank before. I did not remove my focus from the dot so not to loose sight, and asked him on the radio if he sees me at 12 o'clock. He didn't until I banked away 10-15 sec before we crossed each other. If I didnt see him we would have cleared each other by few feet since he was slightly lower. This convinced me how difficult it is to see another aircraft, especially white slick glider, which is in collision course. Sure we always easily see other aircrafts, but they are not in collision course and as such are moving targets which our eye can detect much easier, or they are banking which makes it easier to see.

I have now personally known or met 5 pilots who were involved in mid airs in the last 3 years or so. So much for the claim that it is a rare event. We are all attracted to the same small energy lines and as such the sky is not as big for us as it is for other aircrafts. This mid air happened in a small gathering with less than 6 gliders in the air, not a big contest.

Ramy

Ramy
  #8  
Old June 18th 12, 12:50 AM posted to rec.aviation.soaring
Brad[_2_]
external usenet poster
 
Posts: 722
Default Airsailing midair report (was Sigh... (USA))

On Jun 10, 1:43*pm, Chris wrote:
Ramy wrote:
I think short of something like FLARM, the only thing which could have
prevented this would have been better situational awareness of which other
giders were working in the same area.


I can only support this. Looking out is the first thing to do. But FLARM
really can help to save your day (maybe your life). I had a near miss
yesterday. FLARM did indicate traffic right of my course. Still not seeing
the other glider, I did a left turn. In the same moment the other glider
passed me in a distance of maybe two wingspans.

These little boxes really work. Everyone who can afford a glider of some
1000 $ or ? can also afford another some 100.
Chris


I flew my first contest last week; R8 Sports Class. Several pilots
were using the rental Flarm units and Richard at Craggy had a stand-
alone unit he brought along and I bought it. I wasn't really thinking
of installing it until after a few days of flying with the guys using
PF and hearing all the great things they were saying about it. I did
install it, it was an easy install and it looks great on the hood of
my Tetra-15. I am really happy with it, it works and I had a handful
of alerts from other sailplanes as well as from a Cessna 210 that
climbed right over the top of me by 150'; I saw him about the same
time the Flarm sounded, I'm sure he never even saw me, I've flown
Cessna's and know the over-the-nose view while climbing is nil.

I'm probably going to sound like a reformed smoker now, but I am going
to really promote the PF to all my soaring
buddies.................this thing works!

As been said befo "don't let the quest for perfection be the enemy
of the good!"

Brad
GK
  #9  
Old June 18th 12, 01:17 AM posted to rec.aviation.soaring
Craig Funston[_2_]
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Posts: 115
Default Airsailing midair report (was Sigh... (USA))

Ditto.

  #10  
Old June 11th 12, 11:53 AM posted to rec.aviation.soaring
Dan[_4_]
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Posts: 50
Default Airsailing midair report (was Sigh... (USA))

"...my Oudie went flying"

Thankfully, both pilots were unhurt. The one thing not mentioned so
far - the attachment of miscellaneous electronic equipment might also
be a lesson learned. Is it possible to post what mount solution was
being used (velco, suction, hard-point) so we can re-assess what we
are using with ours?

Thanks for the prompt and frank first-hand narratives - evidence of a
good safety culture!

Dan



 




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