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Simple Target
List Of Targets
Fast Xmatch with large catalogs or Simbad
Target
Name (resolved by
Sesame
) or
Position
:
J2000
B1975
B1950
B1900
B1875
B1855
Galactic
Supergal.
Ecl.J2000
Target dimension:
deg
arcmin
arcsec
NB: The epoch used for the query is the original epoch of the table(s)
Radius
Box size
J/AJ/121/1872
915
FIRST radio-selected QSOs (Helfand+, 2001)
ReadMe+ftp
2001AJ....121.1872H
Similar Catalogs
Post annotation
1.
J/AJ/121/1872/table2
FIRST Variable Quasar Catalog
(201 rows)
meta
J/AJ/121/1872/table2
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
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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
)
Link
Display the FIRST data
(
meta.ref
)
(
DATA_LINK
)
RAJ2000
"h:m:s"
(i)
FIRST radio Right Ascension (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
"d:m:s"
(i)
FIRST radio Declination (J2000)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
Obs1
yr
Year of POSS-I observation
(
time.epoch
)
(
TIME_EPOCH
)
Obs2
yr
Year of CCD observation
(
time.epoch
)
(
TIME_EPOCH
)
f_Bmag
(char)
[*] Indicates a source with too few CCD calibration stars to recalibrate the POSS-I magnitudes
(
meta.code.error
)
(
CODE_MISC
)
Bmag
mag
Extinction-corrected B band magnitude
(
phot.mag;em.opt.B
)
(
PHOT_MAG_B
)
Omag
mag
Extinction-corrected POSS-I O band magnitude
(
phot.mag;em.opt.B
)
(
PHOT_PHG_B
)
B-O
mag
The (B-O) color
(
phot.color
)
(
PHOT_CI_UNDEF
)
Rmag
mag
Extinction-corrected R band magnitude
(
phot.mag;em.opt.R
)
(
PHOT_MAG_R
)
Emag
mag
Extinction-corrected POSS-I E band magnitude
(
phot.mag;em.opt.R
)
(
PHOT_PHG_R
)
R-E
mag
The (R-E) color
(
phot.color
)
(
PHOT_CI_UNDEF
)
P20cm
mJy
The peak 20cm (1.5GHz) flux density
(
phot.flux.density;em.radio.1500-3000MHz
)
(
PHOT_FLUX_RADIO_1.6G
)
I20cm
mJy
The integrated 20cm (1.5GHz) flux density
(
phot.flux.density;em.radio.1500-3000MHz
)
(
PHOT_FLUX_RADIO_1.6G
)
z
Redshift
(
src.redshift
)
(
REDSHIFT_HC
)
BMag
mag
The absolute B band magnitude
(
phys.magAbs;em.opt
)
(
PHOT_ABS-MAG_BAND
)
logLum
[mW/m2/Hz]
Log of the radio luminosity in erg/cm
2
/s/Hz
(Note 1)
(
phys.luminosity;em.radio
)
(
PHYS_LUMINOSITY_RADIO
)
logR
Log of the K-corrected 5GHz radio to 2500Å optical luminosity
(Note 2)
(
phot.flux;arith.ratio
)
(
PHOT_FLUX_RATIO
)
Morph
(char)
Radio morphology
(Note 3)
(
src.morph.type
)
(
MORPH_TYPE
)
ALL
cols
(i)
indexed column
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UCD1
https://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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