X-ray Hardness

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

Hardness Ratios for 2S 1845-024, Obsid 2689

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.989 -0.828 0.887
ACIS-I 0.993 -0.656 0.964

Quantiles for 2S 1845-024, Obsid 2689

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 5.185 0.070 6.344 0.013 6.534 0.014

Q-norm 0.634 0.009 0.785 0.002 0.810 0.002
ACIS-I keV 5.548 0.060 6.329 0.011 6.577 0.017

Q-norm 0.682 0.008 0.783 0.001 0.815 0.002

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Hardness Ratios for 2S 1845-024, Obsid 2689
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.989	-0.828	0.887
ACIS-I	0.993	-0.656	0.964

Quantiles for 2S 1845-024, Obsid 2689
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	5.185	0.070	6.344	0.013	6.534	0.014
ACIS-S	Q-norm	0.634	0.009	0.785	0.002	0.810	0.002
ACIS-I	keV	5.548	0.060	6.329	0.011	6.577	0.017
ACIS-I	Q-norm	0.682	0.008	0.783	0.001	0.815	0.002