Search found 5 matches

by ajbock
Fri Jan 22, 2010 3:55 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Millennium Annular Solar Eclipse (2010 Jan 22)
Replies: 7
Views: 3114

Re: Millennium Annular Solar Eclipse (2010 Jan 22)

I don't believe the horizon proximity illusion is related to the refraction effects. However, your refraction eclipse timing distortions are very interesting. -ajb
by ajbock
Fri Jan 22, 2010 12:38 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Millennium Annular Solar Eclipse (2010 Jan 22)
Replies: 7
Views: 3114

Re: Millennium Annular Solar Eclipse (2010 Jan 22)

Hi EMC, Thanks a lot - that helps. I'm still abit vague tho on what effect the "horizon proximity" illusion would have on a "scheduled" total or annular eclipse. Since there is a gross diference between the distances to the sun and moon, I wonder if the horizon proximity effect w...
by ajbock
Fri Jan 22, 2010 12:07 pm
Forum: The Asterisk Café: Discuss Anything Astronomy Related
Topic: Methane Blue Planets
Replies: 7
Views: 1094

Re: Methane Blue Planets

I recently saw a news article about a newly analysed pair of stars that each had a planet with a surface temperature greater than the star itself and that these planets had densities similar to styrofoam! Since methane is a "greenhouse gas", is it possible that a gaseous planet, orbiting c...
by ajbock
Fri Jan 22, 2010 11:26 am
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Millennium Annular Solar Eclipse (2010 Jan 22)
Replies: 7
Views: 3114

Re: Millennium Annular Solar Eclipse (2010 Jan 22)

In today's explanation of the "incomplete" solar eclipse it says "..the Moon's apparent size was too small to completely cover the Sun..". I just watched a great doumentary on Einstein which covered the decisive "proof" of the validity of his Relativity theory and accur...