X-ray Hardness

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


Hardness Ratios for GX340+0, Obsid 1921
Aimpoint HR1 = (H-M)/(H+M) HR2 = (M-S)/(M+S) HR3 = (H-S)/(H+S)
ACIS-S 0.992 0.306 0.996
ACIS-I 0.994 0.229 0.996
Quantiles for GX340+0, Obsid 1921
Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 3.219 0.000 4.095 0.000 5.103 0.000
Q-norm 0.379 0.000 0.493 0.000 0.624 0.000
ACIS-I keV 3.292 4.708 4.198 0.007 5.220 0.000
Q-norm 0.389 0.611 0.506 0.001 0.639 0.000


Observation Preview Chandra Configuration for the Observation

Return to Search PageX-Atlas Home