X-ray Hardness

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

Hardness Ratios for OAO 1657-415, Obsid 1947

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.999 0.284 0.999
ACIS-I 0.999 -0.304 0.998

Quantiles for OAO 1657-415, Obsid 1947

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 4.928 0.017 5.672 0.015 6.402 0.010

Q-norm 0.601 0.002 0.698 0.002 0.792 0.001
ACIS-I keV 4.971 0.015 5.731 0.015 6.417 0.011

Q-norm 0.607 0.002 0.705 0.002 0.794 0.001

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Hardness Ratios for OAO 1657-415, Obsid 1947
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.999	0.284	0.999
ACIS-I	0.999	-0.304	0.998

Quantiles for OAO 1657-415, Obsid 1947
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	4.928	0.017	5.672	0.015	6.402	0.010
ACIS-S	Q-norm	0.601	0.002	0.698	0.002	0.792	0.001
ACIS-I	keV	4.971	0.015	5.731	0.015	6.417	0.011
ACIS-I	Q-norm	0.607	0.002	0.705	0.002	0.794	0.001