X-ray Hardness

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

Hardness Ratios for V1223 SGR, Obsid 649

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.561 0.084 0.616
ACIS-I 0.607 0.410 0.814

Quantiles for V1223 SGR, Obsid 649

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 1.205 0.001 2.110 0.008 3.920 0.008

Q-norm 0.117 0.000 0.235 0.001 0.470 0.001
ACIS-I keV 1.482 0.001 2.708 0.008 4.314 0.008

Q-norm 0.153 0.000 0.313 0.001 0.521 0.001

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Hardness Ratios for V1223 SGR, Obsid 649
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.561	0.084	0.616
ACIS-I	0.607	0.410	0.814

Quantiles for V1223 SGR, Obsid 649
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	1.205	0.001	2.110	0.008	3.920	0.008
ACIS-S	Q-norm	0.117	0.000	0.235	0.001	0.470	0.001
ACIS-I	keV	1.482	0.001	2.708	0.008	4.314	0.008
ACIS-I	Q-norm	0.153	0.000	0.313	0.001	0.521	0.001