X-ray Hardness

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

Hardness Ratios for X1908+375: Low N_H, Obsid 6336

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.995 -0.581 0.983
ACIS-I 0.996 -0.346 0.993

Quantiles for X1908+375: Low N_H, Obsid 6336

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 3.657 0.008 4.504 0.008 5.468 0.009

Q-norm 0.436 0.001 0.546 0.001 0.671 0.001
ACIS-I keV 3.730 0.007 4.592 0.008 5.585 0.009

Q-norm 0.445 0.001 0.557 0.001 0.686 0.001

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Hardness Ratios for X1908+375: Low N_H, Obsid 6336
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.995	-0.581	0.983
ACIS-I	0.996	-0.346	0.993

Quantiles for X1908+375: Low N_H, Obsid 6336
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	3.657	0.008	4.504	0.008	5.468	0.009
ACIS-S	Q-norm	0.436	0.001	0.546	0.001	0.671	0.001
ACIS-I	keV	3.730	0.007	4.592	0.008	5.585	0.009
ACIS-I	Q-norm	0.445	0.001	0.557	0.001	0.686	0.001