X-ray Hardness

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


Hardness Ratios for PKS2155-304, Obsid 1014
Aimpoint HR1 = (H-M)/(H+M) HR2 = (M-S)/(M+S) HR3 = (H-S)/(H+S)
ACIS-S -0.201 -0.051 -0.250
ACIS-I -0.150 0.251 0.105
Quantiles for PKS2155-304, Obsid 1014
Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 0.737 7.263 1.029 6.971 1.482 0.001
Q-norm 0.057 0.943 0.095 0.905 0.153 0.000
ACIS-I keV 0.898 7.102 1.219 0.000 1.643 0.007
Q-norm 0.078 0.922 0.119 0.000 0.174 0.001


Observation Preview Chandra Configuration for the Observation

Return to Search PageX-Atlas Home