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by HikingMike
Tue Jan 22, 2013 8:15 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Huygens: Titan Descent Movie (2013 Jan 21)
Replies: 51
Views: 6873

Re: APOD: Huygens: Titan Descent Movie (2013 Jan 21)

I noticed that the altitude was changing by a kilometer every couple seconds but the speed was just 38km/h. What gives?

For example, at 2:48, it dropped 1km altitude every 2 seconds. However the speed shows 20km/h. :?: