Converting Intensity into magnitudes

  • Context: Undergrad 
  • Thread starter Thread starter lavenderblue
  • Start date Start date
  • Tags Tags
    Intensity Magnitudes
lavenderblue
Messages
18
Reaction score
0
I need to convert the intensity, 130 counts per pixel into magnitudes per sq arc second. I have been given the radius as 5 arc sec, and a calibration constant, which is 30.8.
 
Astronomy news on Phys.org
Only you know what the calibration constant and radius represent, so why not explain it to us?
 

Similar threads

Undergrad How Can Measured Satellite Magnitudes Be Converted to Radiant Intensity?
  • · Replies 0 ·
Replies
0
Views
2K
Undergrad Are Intensity and Magnitude independent of the radius of a star?
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Advice needed for exposure time computation for galaxies
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Stefan-Boltzmann law, luminosity, brightness and magnitude?
  • · Replies 2 ·
Replies
2
Views
3K
Units for a vector magnitude in the s-plane
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Mean Intensity Magnitude of Variable Star
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad How do we measure the velocity of stars in a galaxy?
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Summing and averaging RMS pressure (amplitude) of sound waves
  • · Replies 2 ·
Replies
2
Views
3K
Stargazing Calculating the Resolving power of a Telescope
  • · Replies 7 ·
Replies
7
Views
5K
Undergrad Light fluctuations and finding exoplanets
  • · Replies 3 ·
Replies
3
Views
2K