X-ray Hardness

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

Hardness Ratios for MARKARIAN 3, Obsid 873

Aimpoint HR₁ = (H-M)/(H+M) HR₂ = (M-S)/(M+S) HR₃ = (H-S)/(H+S)
ACIS-S 0.343 0.087 0.417
ACIS-I 0.446 0.334 0.679

Quantiles for MARKARIAN 3, Obsid 873

Aimpoint Quantiles 25 % 25 % Error 50 % 50 % Error 75 % 75 % Error
ACIS-S keV 0.956 0.007 1.657 0.020 4.606 0.037

Q-norm 0.085 0.001 0.176 0.003 0.559 0.005
ACIS-I keV 1.175 0.010 2.475 0.063 5.336 0.034

Q-norm 0.114 0.001 0.282 0.008 0.654 0.004

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Hardness Ratios for MARKARIAN 3, Obsid 873
Aimpoint	HR₁ = (H-M)/(H+M)	HR₂ = (M-S)/(M+S)	HR₃ = (H-S)/(H+S)
ACIS-S	0.343	0.087	0.417
ACIS-I	0.446	0.334	0.679

Quantiles for MARKARIAN 3, Obsid 873
Aimpoint	Quantiles	25 %	25 % Error	50 %	50 % Error	75 %	75 % Error
ACIS-S	keV	0.956	0.007	1.657	0.020	4.606	0.037
ACIS-S	Q-norm	0.085	0.001	0.176	0.003	0.559	0.005
ACIS-I	keV	1.175	0.010	2.475	0.063	5.336	0.034
ACIS-I	Q-norm	0.114	0.001	0.282	0.008	0.654	0.004