Search found 2 matches

by d_weye
Mon Oct 30, 2006 12:09 am
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: Sun Puffs - sense of scale (APOD 29 Oct 2006)
Replies: 6
Views: 2820

Oh yeah

Oh, I can now see that it is a picture of the entire sun diameter. I had thought that that outer edge was the edge of the disturbance not the edge of the sun. So in fifteen minutes the shock wave traveled, what, twenty or thirty earth diameters or about two earth diameters per minute or three to for...
by d_weye
Sun Oct 29, 2006 12:57 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: Sun Puffs - sense of scale (APOD 29 Oct 2006)
Replies: 6
Views: 2820

Sun Puffs - sense of scale (APOD 29 Oct 2006)

A lovely Sun image. I have found that I enjoy pictures of the sun more when I can get a sense of scale. How large is this sun eruption? How would an earth diameter compare with the size of this eruption? Earth's mass compared with the mass ejection? Does anyone know the scale that this image is repr...