X-ray Hardness

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

Hardness Ratios for TT Ari, Obsid 7175

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.023 0.152 0.175
ACIS-I 0.093 0.359 0.438

Quantiles for TT Ari, Obsid 7175

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 0.898 0.007 1.219 0.009 1.964 0.015

Q-norm 0.078 0.001 0.119 0.001 0.216 0.002
ACIS-I keV 0.986 0.007 1.409 0.009 2.270 0.032

Q-norm 0.089 0.001 0.144 0.001 0.256 0.004

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Hardness Ratios for TT Ari, Obsid 7175
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.023	0.152	0.175
ACIS-I	0.093	0.359	0.438

Quantiles for TT Ari, Obsid 7175
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	0.898	0.007	1.219	0.009	1.964	0.015
ACIS-S	Q-norm	0.078	0.001	0.119	0.001	0.216	0.002
ACIS-I	keV	0.986	0.007	1.409	0.009	2.270	0.032
ACIS-I	Q-norm	0.089	0.001	0.144	0.001	0.256	0.004