EDP Sciences
Free Access

 

 

Table 4:

Hardness ratio analysis results.

Name(1)
$N_{\rm {H}}$(2)
2QZ J003814.3-273130 $\rm 12.05^{+3.50 }_{-4.10 }$
SDSS J004206.18-091255.7 $\rm 3.00^{+2.2 }_{ -2.00 }$
XMMU J010316.7-065137 <0.10
SDSS J010941.97+132843.8 $\rm0.98^{+0.25 }_{ -0.35 }$
[WFM91] 0226-1024 $\rm 5.60^{+1.60 }_{ -1.50 }$
SDSS J024230.65-000029.6 $\rm 65.00^{+40.00 }_{ -20.00 }$
SDSS J072945.33+370031.9 <0.10
SDSS J073405.24+320315.2 $\rm 1.30^{+0.20 }_{ -0.4 }$
SDSS J083633.54+553245.0 $\rm 1.55^{+0.25 }_{ -0.35 }$
SDSS J091914.23+303019.0 $\rm 1.30^{+0.30 }_{ -0.35 }$
SDSS J092138.45+301546.9 $\rm 8.80^{+3.40 }_{ -3.60 }$
SDSS J092142.57+513149.4 <0.10
SDSS J092345.19+512710.0 $\rm 1.30^{+0.70 }_{ -0.60 }$
SDSS J093918.07+355615.0 <0.10
SDSS J094309.56+481140.5 $\rm 5.20^{+4.50 }_{-3.00 }$
SDSS J095548.13+410955.3 <0.10
SDSS J095942.08+024103.1 $\rm 19.60^{+10.00}_{ -12.00 }$
SDSS J095944.47+051158.3 $\rm 6.90^{+2.50 }_{ -3.00 }$
SDSS J100038.01+020822.3 $\rm 6.50^{+2.00 }_{ -4.00 }$
SDSS J100145.15+022456.9 $\rm 1.40^{+0.70 }_{ -0.40}$
SDSS J101614.26+520915.7 <0.10
SDSS J101954.54+082515.0 $\rm 20.00^{+8.30 }_{ -10.00 }$
SDSS J104433.04-012502.2 <0.10
SDSS J110637.16+522233.4 $\rm 1.90^{+1.00 }_{ -1.00 }$
SDSS J110853.98+522337.9 <0.10
SDSS J111859.56+075606.5 $\rm 5.20^{+3.20 }_{ -4.00 }$
SDSS J112300.25+052451.0 $\rm 15.90^{+2.00 }_{ -4.00 }$
UM 425 $\rm 1.20^{+0.1 }_{ -0.2 }$
SDSS J112432.14+385104.3 $\rm 13.00^{+5.70 }_{ -2.50 }$
SDSS J113537.67+491323.2 <0.10
SDSS J114111.61-014306.6 $\rm 2.50^{+1.00 }_{ -0.60 }$
SDSS J122637.02+013015.9 $\rm 6.00^{+1.90 }_{ -2.20 }$
SDSS J122708.29+012638.4 $\rm 1.40^{+1.00 }_{ -0.80 }$
SDSS J123637.45+615814.4 $\rm 1.50^{+0.40 }_{ -1.00 }$
LBQS 1235+1807B <0.10
SDSS J124559.59+570053.1 <0.50
SDSS J132401.53+032020.6 $\rm 12.70^{+6.40 }_{ -4.00 }$
SDSS J132827.07+581836.9 $\rm 29.00^{+12.00 }_{ -9.00 }$
SDSS J133639.40+514605.2 <0.10
SDSS J134059.24-001944.9 <0.10
HELLAS2XMM J140049.1+025850 $\rm 11.00^{+5.00 }_{ -5.00 }$
SDSS J142555.22+373900.7 <0.10
SDSS J142652.94+375359.9 $\rm0.95^{+0.50 }_{ -0.30 }$
SDSS J144625.48+025548.6 $\rm 7.60^{+3.50 }_{ -4.50 }$
SDSS J150858.15+565226.5 $\rm 3.20^{+0.45 }_{ -1.00}$
SDSS J151729.70+001652.6 <0.10
SDSS J153322.80+324351.4 $\rm0.90^{+1.20 }_{ -0.30 }$
SDSS J203941.04-010201.6 $\rm 3.00^{+2.00 }_{ -1.50 }$
SDSS J231850.79+002552.6 $\rm 8.30^{+5.00 }_{- 4.00 }$

Notes. Column (1): Source name; Col. (2): Neutral hydrogen column density estimated from hardness ratio. Errors correspond to 1$\sigma$ confidence intervals and estimated from the count-rate errors.


Source LaTeX | All tables | In the text

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.