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J/ApJ/685/773
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J/ApJ/685/773
..xqsos
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J/ApJ/685/773
6894
X-ray-UV relations in SDSS DR5 QSOs (Gibson+, 2008)
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1.
J/ApJ/685/773/xqsos
Source information and UV emission line measurements of QSOs at redshifts 1.7≤z≤2.7
(536 rows)
Simple Constraint
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Constraints
applied on Columns
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)
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Column
Constraint
Explain
(
UCD
)
recno
Record number within the original table (starting from 1)
(
meta.record
)
(
RECORD
)
SDSS
(char)
SDSS source name JHHMMSS.ss+DDMMSS.s
(
meta.id;meta.main
)
(
ID_ALTERNATIVE
)
z
Spectroscopic redshift
(
src.redshift
)
(
REDSHIFT_HC
)
ObsId
Chandra or XMM observation identification number
(Note 1)
(
meta.id;obs
)
(
OBS_ID
)
Expo
ks
X-ray exposure time
(Note 2)
(
time.duration;obs.exposure;em.X-ray
)
(
TIME_EXPTIME
)
Scts
ct
Observed-frame soft (0.5-2keV) counts in source region
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
Hcts
ct
Observed-frame hard (2-8keV) counts in source region
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
X
[0/1] X-ray detected? (1=yes)
(
meta.code
)
(
CODE_MISC
)
B
[0/1] Source in sample B? (1=yes)
(
meta.code
)
(
CODE_MISC
)
l_logR*
(char)
Limit flag on logR*
(
meta.code.error
)
(
CODE_LIMIT
)
logR*
[-]
Radio-loudness parameter
(Note 5)
(
phot.flux;arith.ratio
)
(
PHOT_FLUX_RATIO
)
ALL
cols
CIV.0
km/s
Rest-frame balnicity index for CIV absorption
(Note 6)
(
spect.line.eqWidth
)
(
SPECT_EQ-WIDTH
)
Mg
Number of narrow Mg II absorption systems
(Note 7)
(
meta.number
)
(
NUMBER
)
L1400
[10-7W/Hz]
Log of monochromatic luminosity at 1400Å
(Note 8)
(
phys.luminosity
)
(
SPECT_LUMINOSITY
)
L2500
[10-7W/Hz]
Log of monochromatic luminosity at 2500Å
(Note 8)
(
phys.luminosity
)
(
SPECT_LUMINOSITY
)
l_L2keV
(char)
Limit flag on log2keV
(
meta.code.error
)
(
CODE_LIMIT
)
L2keV
[10-7W/Hz]
Log of monochromatic luminosity at 2keV
(Note 8)
(
phys.luminosity;em.X-ray.soft
)
(
SPECT_LUMINOSITY
)
l_a.OX
(char)
Limit flag on a.OX
(
meta.code.error
)
(
CODE_LIMIT
)
a.OX
X-ray/optical spectral index
(Note 9)
(
spect.index
)
(
SPECT_SP+INDEX
)
e_a.OX
(n)
Uncertainty in a.OX
(Note 10)
(
stat.error
)
(
ERROR
)
l_Da.OX
(char)
Limit flag on Da.OX
(
meta.code.error
)
(
CODE_LIMIT
)
Da.OX
Relative X-ray brightness
(Note 11)
(
phys.luminosity;em.X-ray
)
(
PHYS_LUMINOSITY_X
)
C4EW
0.1nm
Equivalent width of CIV (1549Å)
(
spect.line.eqWidth
)
(
SPECT_EQ-WIDTH
)
C4Wave
0.1nm
Central wavelength of CIV (1549Å)
(
em.wl.central
)
(
SPECT_WAVELENGTH_CENTRAL
)
C4FWHM
0.1nm
Full-Width at Half-Maximum of CIV (1549Å)
(
spect.line.width
)
(
SPECT_LINE_FWHM
)
C3EW
0.1nm
(n)
Equivalent width of CIII] (1909Å)
(Note 1)
(
spect.line.eqWidth
)
(
SPECT_EQ-WIDTH
)
C3Wave
0.1nm
(n)
Central wavelength of CIII] (1909Å)
(Note 1)
(
em.wl.central
)
(
SPECT_WAVELENGTH_CENTRAL
)
C3FWHM
0.1nm
(n)
Full-Width at Half-Maximum of CIII] (1909Å)
(Note 1)
(
spect.line.width
)
(
SPECT_LINE_FWHM
)
Sloan
Display the SDSS data for this quasar
(
meta.ref.url
)
(
DATA_LINK
)
DR5
Display the SDss-DR5 data (Adelman-McCarthy et al. 2007, Cat.
II/276
)
(
meta.ref.url
)
(
DATA_LINK
)
Simbad
ask the
Simbad
data-base about this object
(
DATA_LINK
)
_RA
deg
positions form SDSS name (right ascension part)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
_DE
deg
positions form SDSS name (declination part)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
ALL
cols
(n)
indicates a possible blank or NULL column
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