X-ray Hardness

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

Hardness Ratios for TT Ari, Obsid 6372

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S -0.021 0.214 0.194
ACIS-I 0.045 0.422 0.459

Quantiles for TT Ari, Obsid 6372

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 0.913 0.006 1.219 0.006 1.891 0.009

Q-norm 0.080 0.001 0.119 0.001 0.207 0.001
ACIS-I keV 1.000 0.007 1.394 0.007 2.110 0.022

Q-norm 0.091 0.001 0.142 0.001 0.235 0.003

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Hardness Ratios for TT Ari, Obsid 6372
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	-0.021	0.214	0.194
ACIS-I	0.045	0.422	0.459

Quantiles for TT Ari, Obsid 6372
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	0.913	0.006	1.219	0.006	1.891	0.009
ACIS-S	Q-norm	0.080	0.001	0.119	0.001	0.207	0.001
ACIS-I	keV	1.000	0.007	1.394	0.007	2.110	0.022
ACIS-I	Q-norm	0.091	0.001	0.142	0.001	0.235	0.003