X-ray Hardness

View complete listing of X-Atlas Spectral Metrics (Hardness, Quantiles).


Hardness Ratios for NGC 526A, Obsid 4437
Aimpoint HR1 = (H-M)/(H+M) HR2 = (M-S)/(M+S) HR3 = (H-S)/(H+S)
ACIS-S 0.706 0.640 0.927
ACIS-I 0.723 0.773 0.960
Quantiles for NGC 526A, Obsid 4437
Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 1.686 0.008 2.592 0.014 4.037 0.015
Q-norm 0.180 0.001 0.298 0.002 0.485 0.002
ACIS-I keV 1.730 0.007 2.796 0.016 4.241 0.015
Q-norm 0.186 0.001 0.324 0.002 0.512 0.002


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