The color is irregular but why?

• by edsoniat

  Is this some sort of artifact from a scanning sensor?

  Posted January 10, 2017 8:55 PM

• by ElisabethB moderator

  Not sure what you mean ?

  Posted January 10, 2017 9:06 PM

• by Budgieye moderator

  The line across the nucleus in the center is parallel to the motion of the ccd pixels, so I would say scanning artifact. As for the green, there are often funny colours when the filters don't balance.

  

  http://skyservice.pha.jhu.edu/DR9/ImgCutout/getjpeg.aspx?ra=210.39650676&dec=-11.43185915&scale=0.049515875&width=800&height=800&opt=F&query=&Fields=on

  Posted January 11, 2017 3:47 PM