X-ray Hardness

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

Hardness Ratios for SU UMA, Obsid 3478

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S -0.035 0.125 0.091
ACIS-I 0.022 0.361 0.380

Quantiles for SU UMA, Obsid 3478

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 0.869 0.006 1.190 0.008 1.862 0.013

Q-norm 0.074 0.001 0.116 0.001 0.203 0.002
ACIS-I keV 0.986 0.007 1.351 0.009 2.037 0.025

Q-norm 0.089 0.001 0.136 0.001 0.226 0.003

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Hardness Ratios for SU UMA, Obsid 3478
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	-0.035	0.125	0.091
ACIS-I	0.022	0.361	0.380

Quantiles for SU UMA, Obsid 3478
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	0.869	0.006	1.190	0.008	1.862	0.013
ACIS-S	Q-norm	0.074	0.001	0.116	0.001	0.203	0.002
ACIS-I	keV	0.986	0.007	1.351	0.009	2.037	0.025
ACIS-I	Q-norm	0.089	0.001	0.136	0.001	0.226	0.003