X-ray Hardness

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

Hardness Ratios for 2S0921-630, Obsid 1909

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.414 0.484 0.748
ACIS-I 0.461 0.645 0.852

Quantiles for 2S0921-630, Obsid 1909

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 1.263 0.001 1.891 0.003 3.438 0.009

Q-norm 0.125 0.000 0.207 0.000 0.408 0.001
ACIS-I keV 1.380 0.002 2.022 0.007 3.760 0.009

Q-norm 0.140 0.000 0.224 0.001 0.449 0.001

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Hardness Ratios for 2S0921-630, Obsid 1909
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.414	0.484	0.748
ACIS-I	0.461	0.645	0.852

Quantiles for 2S0921-630, Obsid 1909
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	1.263	0.001	1.891	0.003	3.438	0.009
ACIS-S	Q-norm	0.125	0.000	0.207	0.000	0.408	0.001
ACIS-I	keV	1.380	0.002	2.022	0.007	3.760	0.009
ACIS-I	Q-norm	0.140	0.000	0.224	0.001	0.449	0.001