17 Feb
2017
17 Feb
'17
3:44 p.m.
The effect of atmospheric drag on an earth satellite is to INCREASE it speed !
http://www.qsl.net/py4zbz/satelite/atrito.htm 73 de Roland PY4ZBZ
2865
Age (days ago)
2865
Last active (days ago)
0 comments
1 participants
participants (1)
-
Roland Zurmely