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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/ApJ/743/171
18237
The 2LAC catalog (Ackermann+, 2011)
ReadMe+ftp
2011ApJ...743..171A
Similar Catalogs
Post annotation
1.
J/ApJ/743/171/2LAC
2LAC catalog: high latitude (tables 3 and 7) and low-latitude sources ((tables 4 and 8)
(1121 rows)
meta
J/ApJ/743/171/2LAC
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
)
S
(char)
Sample:
L
ow-latitude (|b|<10°) or
H
igh-latitude
(
meta.id
)
(
ID_SET
)
2FGL
(char)
(i)
Name of the 2FGL source (JHHMM.m+DDMM)
(
meta.id;meta.main
)
(
ID_MAIN
)
T
(char)
T
indicates TeV-sources (properties in table 9)
(
meta.ref.url
)
(
DATA_LINK
)
Cl?
(char)
[NY] Source in Clean sample: Y=Yes, N=No
(
meta.code
)
(
CODE_MISC
)
List
(char)
[NY] Source in 2FGL list: Y=Yes, N=No
(
meta.code
)
(
CODE_MISC
)
CName
(char)
Name of the counterpart
(
meta.id
)
(
ID_ASSOCIATED
)
RAJ2000
deg
(i)
Counterpart right ascension (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
deg
(i)
Counterpart declination (J2000)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
Sep
deg
[0.001/0.454] 2FGL and its counterpart angular separation
(
pos;arith.diff
)
(
POS_OFFSET
)
ePos
deg
[0.01/0.387] The 95% error radius
(
stat.error
)
(
ERROR
)
ALL
cols
(i)
indexed column
OType
(char)
Optical object type
(Note G1)
(
spect.dopplerVeloc.opt;em.opt
)
(
CLASS_OBJECT
)
SED
(char)
Type of SED; "-" indicates a NULL value
(Note G2)
(
meta.note
)
(
SPECT_TYPE_GENERAL
)
z
(n)
[0/3.215] Redshift
(Note 1)
(
src.redshift
)
(
REDSHIFT_HC
)
SpI
[1.12/3] Spectral Index α
(
spect.index
)
(
SPECT_SP-INDEX
)
e_SpI
Error in SpInd
(
stat.error
)
(
ERROR
)
pr
(n)
The Bayesian probability of counterpart
(
stat.fit.goodness
)
(
STAT_PROBABILITY
)
NSpr
(n)
The logN-logS probability of counterpart
(
stat.fit.goodness
)
(
STAT_PROBABILITY
)
RGpr
(n)
Likelihood ratio reliability for Radio-Gamma association
(
stat.fit.goodness
)
(
STAT_PROBABILITY
)
XGpr
(n)
Likelihood ratio reliability for X-Gamma association
(
stat.fit.goodness
)
(
STAT_PROBABILITY
)
SimbadName
(char)
Designation understandable by the
Simbad
data-base
(
meta.id
)
(
ID_ALTERNATIVE
)
TS
Test Statistics: significance
(
stat.fit.goodness
)
(
OBS_DETECT-SIGNIF
)
RFlux
mJy
(n)
[4/138488] Radio flux
(
phot.flux.density;em.radio
)
(
PHOT_FLUX_RADIO_MISC
)
XFlux
10-16W/m2
(n)
[0.26/7640] X-ray flux; in units of 10
–13
erg/cm2/s
(
phot.flux;em.X-ray
)
(
PHOT_FLUX_X
)
Vmag1
mag
(n)
[8.08/23.15] USNO V band magnitude
(
phot.mag;em.opt.V
)
(
PHOT_PHG_V
)
Vmag2
mag
(n)
SDSS V band magnitude
(
phot.mag;em.opt.V
)
(
PHOT_MAG_V
)
aox
(n)
Rest frame, multi-frequency optical/X-ray spectral index (between 5000Å and 1keV)
(Note 1)
(
spect.index
)
(
SPECT_SP-INDEX
)
aro
(n)
Rest frame, multi-frequency radio/optical spectral index (between 5GHz and 5000Å)
(Note 1)
(
spect.index
)
(
SPECT_SP-INDEX
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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https://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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