X-ray Hardness

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

Hardness Ratios for RT Cru, Obsid 7186

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.980 0.301 0.989
ACIS-I 0.984 0.294 0.991

Quantiles for RT Cru, Obsid 7186

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 3.657 0.018 4.621 0.017 5.745 0.021

Q-norm 0.436 0.002 0.561 0.002 0.707 0.003
ACIS-I keV 3.774 0.014 4.752 0.016 5.906 0.018

Q-norm 0.451 0.002 0.578 0.002 0.728 0.002

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Hardness Ratios for RT Cru, Obsid 7186
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.980	0.301	0.989
ACIS-I	0.984	0.294	0.991

Quantiles for RT Cru, Obsid 7186
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	3.657	0.018	4.621	0.017	5.745	0.021
ACIS-S	Q-norm	0.436	0.002	0.561	0.002	0.707	0.003
ACIS-I	keV	3.774	0.014	4.752	0.016	5.906	0.018
ACIS-I	Q-norm	0.451	0.002	0.578	0.002	0.728	0.002