Search found 2 matches

by lunartrax
Mon Jan 30, 2012 4:04 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Blue Marble Earth from Suomi NPP (2012 Jan 30)
Replies: 50
Views: 9020

Re: APOD: Blue Marble Earth from Suomi NPP (2012 Jan 30)

Thanx Chris @ Cloudbait Observatory for the interesting info. And as is usually the case with APOD, just taking the time to click on the many links in the Explanation paragraph, leads me to tons of details. I've found that Suomi orbits at an altitude of approximately 512 miles. The virtual 'blue mar...
by lunartrax
Mon Jan 30, 2012 2:43 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Blue Marble Earth from Suomi NPP (2012 Jan 30)
Replies: 50
Views: 9020

Re: APOD: Blue Marble Earth from Suomi NPP (2012 Jan 30)

This undeniably beautiful pic still seems to have been made with some distortion in size and shape. Does Suomi use a sort of 'fish-eye' lens to compensate for not being distant enough to get a 'whole globe' shot ? ( I suppose I should find out what the orbital distance of this probe actually is. ) T...