Blue spot

• by bluemagi

  Blue spot appears on DECals but not sdss assume it might be a artifact ?

  Posted September 5, 2016 10:26 AM

• by CeciliaB

  Maybe it's an asteroid.

  Posted September 6, 2016 3:37 PM

• by Budgieye moderator

  It is very blue, it may be a cosmic ray hit.

  

  http://legacysurvey.org/viewer/jpeg-cutout/?ra=229.1771&dec=0.8424&zoom=16&layer=decals-dr2

  

  http://skyservice.pha.jhu.edu/DR9/ImgCutout/getjpeg.aspx?ra=229.17840704&dec=0.84309758&scale=0.049515875&width=512&height=512&opt=&query=)

  Posted September 6, 2016 5:52 PM