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J/ApJ/692/758
9746
BAL QSOs in SDSS-DR5 (Gibson+, 2009)
ReadMe+ftp
2009ApJ...692..758G
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1.
J/ApJ/692/758/table5
X-ray source information
(73 rows)
meta
J/ApJ/692/758/table5
Simple Constraint
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Column
Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
SDSS
(char)
SDSS source (HHMMSS.ss+DDMMSS.s)
(
meta.id;meta.main
)
(
ID_MAIN
)
ObsID
(char)
Chandra or XMM-Newton observation identification number
(Note 1)
(
meta.id;obs
)
(
OBS_ID
)
Exp
ks
X-ray exposure time
(Note 2)
(
time.duration;obs.exposure;em.X-ray
)
(
TIME_EXPTIME
)
Sct
(char)
ct
0.5-2keV counts source/BG
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
Hct
(char)
ct
2-8keV counts source/BG
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
Det
[0/1] X-ray detected? (0 for no detection)
(
meta.code
)
(
CODE_MISC
)
l_logR*
(char)
Limit flag on logR*
(
meta.code.error
)
(
CODE_LIMIT
)
logR*
[-]
Radio loudness parameter
(Note 3)
(
phys.luminosity;arith.ratio
)
(
PHYS_LUMINOSITY_RATIO
)
l_logLx
(char)
Limit flag on log(L2keV)
(
meta.code.error
)
(
CODE_LIMIT
)
logLx
[10-7W/m2/Hz]
The 2keV monochromatic luminosity in erg/s/Hz
(
phys.luminosity;em.X-ray
)
(
PHYS_LUMINOSITY_X
)
l_aox
(char)
Limit flag on aox
(
meta.code.error
)
(
CODE_LIMIT
)
aox
Optical-to-X-ray spectral index
(Note 4)
(
phys.luminosity;arith.ratio
)
(
PHYS_LUMINOSITY_RATIO
)
e_aox
(n)
aox uncertainty
(Note 5)
(
stat.error
)
(
ERROR
)
l_Daox
(char)
Limit flag on Daox
(
meta.code.error
)
(
CODE_LIMIT
)
Daox
Difference in X-ray luminosity
(Note 6)
(
phys.luminosity;em.X-ray
)
(
PHYS_LUMINOSITY_X
)
e_Daox
(n)
Delaox uncertainty
(Note 5)
(
stat.error
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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UCD1
https://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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