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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/ApJS/263/24
-1
The 4LAC-DR3 catalog (Ajello+, 2022)
ReadMe+ftp
2022ApJS..263...24A
Similar Catalogs
Post annotation
1.
J/ApJS/263/24/4lacdr3
4LAC-DR3 high (|b|>10deg) and low (|b|<10deg) Galactic latitude sources (
original column names in green
)
(3814 rows)
meta
J/ApJS/263/24/4lacdr3
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
Standard
Original
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Sort
Column
Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
Group
(char)
Latitude grouping (
h
igh or
l
ow)
(
meta.id
)
(
ID_SET
)
4FGL
(char)
4FGL name (JHHMM.m+DDMMa) (
Source_Name
)
(Note 1)
(
meta.id;meta.main
)
(
ID_MAIN
)
DR
[1/3] Data release (
DataRelease
)
(Note 2)
(
meta.code
)
(
CODE_MISC
)
RAJ2000
deg
(i)
Right ascension in decimal degrees (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
deg
(i)
Declination in decimal degrees (J2000)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
GLON
deg
Galactic longitude
(
pos.galactic.lon
)
(
POS_GAL_LON
)
GLAT
deg
Galactic latitude
(
pos.galactic.lat
)
(
POS_GAL_LAT
)
Sig
[2.6/455] Source significance in σ units over the 50MeV to 1TeV band (
Signif_Avg
)
(
stat.fit.goodness;arith.ratio
)
(
STAT_SIGNIFICANCE
)
F1000i
ph/cm2/s
[8.9e-12/7.5e-8] Integral photon flux from 1 to 100GeV (
Flux1000
)
(
phot.flux.density;em.gamma.hard
)
(
PHOT_FLUX_GAMMA
)
e_F1000i
ph/cm2/s
[7.5e-12/4.5e-10] F1000i 1σ error (
Unc_Flux1000
)
(
stat.error
)
(
ERROR
)
ALL
cols
(i)
indexed column
EF100
mW/m2
[3.7e-13/8.5e-10] Energy flux from 100MeV to 100GeV obtained by spectral fitting in erg/cm
2
/s (
Energy_Flux100
)
(
phot.flux.density;em.gamma.hard
)
(
PHOT_FLUX_GAMMA
)
e_EF100
mW/m2
[1e-13/6.8e-12] EF100 1σ error (
Unc_Energy_Flux100
)
(
stat.error
)
(
ERROR
)
Mod
(char)
Spectral type in the global model; PowerLaw, LogParabola or PLSuperExpCutoff (
SpectrumType
)
(
src.spType;meta.modelled
)
(
MODEL_ID
)
PLGam
[1.4/3.2] Photon index when fitting with PowerLaw (
PL_Index
)
(
spect.index
)
(
SPECT_SP-INDEX
)
e_PLGam
[0.003/0.3] PLGam 1σ error (
Unc_PL_Index
)
(
stat.error
)
(
ERROR
)
Epiv
MeV
[241/34572] Pivot energy (
Pivot_Energy
)
(
phys.energy
)
(
PHYS_ENERGY_X
)
LPalpha
[-0.05/3.3] Photon index at Pivot_Energy (α) when fitting with LogParabola (
LP_Index
)
(
spect.index
)
(
SPECT_SP-INDEX
)
e_LPalpha
[0.004/3] LPalpha 1σ error (
Unc_LP_Index
)
(
stat.error
)
(
ERROR
)
LPbeta
[-0.12/1] Curvature parameter (β) when fitting with LogParabola (
LP_beta
)
(
stat.fit.param
)
(
FIT_PARAM_VALUE
)
e_LPbeta
(n)
[0.002/1.8] LPbeta 1σ error (
Unc_LP_beta
)
(
stat.error
)
(
ERROR
)
Flags
[0/6144] Analysis flags (
Flags
)
Binary flag
; see text and Table 5 for more explanations
(
meta.code.error
)
(
CODE_MISC
)
Class
(char)
Class designation for associated source
(
src.class
)
(
CLASS_OBJECT
)
Assoc1
(char)
Name of identified or likely associated source
(
meta.id.assoc
)
(
ID_ASSOCIATED
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
ProbBY
(n)
[0/1] Probability of association according to the Bayesian method (
ASSOC_PROB_BAY
)
(
stat.fit.goodness
)
(
STAT_PROBABILITY
)
ProbLR
[0/1] Probability of association according to the likelihood-ratio method (
ASSOC_PROB_LR
)
(
stat.fit.goodness
)
(
STAT_PROBABILITY
)
CCat
(char)
Counterpart catalog driving the association (
Counterpart_Catalog
)
(Note 3)
(
meta.id;meta.dataset
)
(
ID_CATALOG
)
RACdeg
deg
Right ascension of the counterpart Assoc1 (J2000) (
RA_Counterpart
)
(
pos.eq.ra
)
(
POS_EQ_RA_OTHER
)
DECdeg
deg
Declination of the counterpart Assoc1 (J2000) (
DEC_Counterpart
)
(
pos.eq.dec
)
(
POS_EQ_DEC_OTHER
)
errCPos
deg
[3.8e-8/2.5] 95% precision of the counterpart localization (
Unc_Counterpart
)
(
meta.code.qual;instr.precision
)
(
ERROR
)
RFC
(char)
Name of the very long baseline interferometry counterpart (
VLBI_Counterpart
)
(
meta.id.cross
)
(
ID_CROSSID
)
z
(n)
[1.7e-5/4.4] Redshift (
Redshift
)
(
src.redshift
)
(
REDSHIFT_HC
)
SEDCl
(char)
SED-based class (
SED_class
)
(
src.spType
)
(
SPECT_TYPE_GENERAL
)
EpkHE
MeV
(n)
[0.04/1.2e+8] Energy in the observer frame of the high-energy SED peak (
HE_EPeak
)
(
phys.energy;stat.max
)
(
PHYS_ENERGY_X
)
e_EpkHE
MeV
(n)
[0.5/5.5e+9] EpkHE 1σ error (
Unc_HE_EPeak
)
(
stat.error
)
(
ERROR
)
nuFnuPk
MeV/cm2/s
(n)
[7e-8/0.0002] νFν at high-energy-peak frequency in MeV/cm
2
/s (
HE_nuFnuPeak
)
(
phot.flux.density;em.gamma.hard
)
(
PHOT_FLUX_GAMMA
)
e_nuFnuPk
MeV/cm2/s
(n)
[2.4e-8/0.00011] nuFnuPk 1σ error (
Unc_HE_nuFnuPeak
)
(
stat.error
)
(
ERROR
)
nu
Hz
[0/1.8e+20] Synchrotron-peak frequency in the observer frame (
nu_syn
)
(
em.freq;obs.field
)
(
OBS_FREQUENCY
)
nuFnu
mW/m2
[0/8e-10] νFν at synchrotron-peak frequency in erg/cm
2
/s (
nuFnu_syn
)
(
phot.flux.density;em.gamma.hard
)
(
PHOT_FLUX_GAMMA
)
Var
[1.6/84341] Variability index (
Variability_Index
)
(
src.var.index
)
(
VAR_INDEX
)
fVar
[0/3] Fractional variability (
Frac_Variability
)
(
src.var.index
)
(
VAR_INDEX
)
e_fVar
[0.01/10] fVar 1σ error (
Unc_Frac_Variability
)
(
stat.error
)
(
ERROR
)
Emax
GeV
(n)
[10/913] Energy (if greater than 10GeV) of the highest-energy ULTRACLEANVETO photon with association probability P>0.95 (
Highest_energy
)
(
phys.energy;stat.max;em.gamma
)
(
PHYS_ENERGY_X
)
Simbad
ask the
Simbad
data-base about this object
(
meta.ref.url
)
(
DATA_LINK
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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http://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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