Francisco De Almeida wrote:
Oops! Made a mistake in point 4 of previous message.

So, where I wrote "once every sixty hours", please
read "once every six hours".

The cloud will anyway seem devoid of rotation to any human observer.

I certain I've read that, on a calm day, if you lie on your back and
cloud watch, you CAN see them rotate, just very slowly.

Can't remember where I read that, though.


--
martin@ | Martin Gregorie
gregorie. |
org | Zappa fan & glider pilot