X-ray Hardness

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

Hardness Ratios for PKS 2149-306, Obsid 336

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.251 0.151 0.387
ACIS-I 0.305 0.424 0.646

Quantiles for PKS 2149-306, Obsid 336

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 0.971 0.006 1.482 0.008 2.650 0.023

Q-norm 0.087 0.001 0.153 0.001 0.305 0.003
ACIS-I keV 1.161 0.007 1.657 0.010 3.161 0.025

Q-norm 0.112 0.001 0.176 0.001 0.372 0.003

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Hardness Ratios for PKS 2149-306, Obsid 336
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.251	0.151	0.387
ACIS-I	0.305	0.424	0.646

Quantiles for PKS 2149-306, Obsid 336
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	0.971	0.006	1.482	0.008	2.650	0.023
ACIS-S	Q-norm	0.087	0.001	0.153	0.001	0.305	0.003
ACIS-I	keV	1.161	0.007	1.657	0.010	3.161	0.025
ACIS-I	Q-norm	0.112	0.001	0.176	0.001	0.372	0.003