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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/A+A/591/A21
2175
Optical flux behaviour of Fermi blazars (Marchesini+, 2016)
ReadMe+ftp
2016A&A...591A..21M
Similar Catalogs
timeSerie
Post annotation
1.
J/A+A/591/A21/sample
(c)
Sample
(9 rows)
meta
J/A+A/591/A21/sample
2.
J/A+A/591/A21/table2
Statistical results for the differential light curves
(30 rows)
meta
J/A+A/591/A21/table2
3.
J/A+A/591/A21/phot
BV differential photometry for the 9 BL Lacs
(481 rows)
meta
J/A+A/591/A21/phot
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
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Column
Constraint
Explain
(
UCD
)
(ALL)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
(ALL)
Name
(char)
(i)
Blazar name
(
meta.id;meta.main
)
(
ID_MAIN
)
(1)
Type
(char)
Type of source
(
src.class
)
(
CLASS_OBJECT
)
(1)
RAJ2000
"h:m:s"
(i)
Right ascension (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
(1)
DEJ2000
"d:m:s"
(i)
Declination (J2000)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
(1)
Vmag
mag
Visual magnitude (as found in NED)
(
phot.mag;em.opt.V
)
(
PHOT_MAG_V
)
(1)
z
Redshift (as found in NED)
(
src.redshift
)
(
REDSHIFT_HC
)
(1)
LC
(char)
Show BV light curves
(
meta.ref.url
)
(
DATA_LINK
)
(1)
SimbadName
(char)
Designation understandable by the
Simbad
data-base
(
meta.id
)
(
ID_ALTERNATIVE
)
(2)
Date
(char)
Observation UT date or "All nights"
(
time.epoch;obs
)
(
TIME_DATE
)
(2)
sigmaV
mag
V-band observational error
(Note 1)
(
stat.error;phot.mag;em.opt.V
)
(
ERROR
)
ALL
cols
(i)
indexed column
(2)
sigmaR
mag
R-band observational error
(Note 1)
(
stat.error
)
(
ERROR
)
(2)
VarV
(char)
[V NV] V-band variability flag
(
meta.code;meta.code.multip
)
(
CODE_VARIAB
)
(2)
VarR
(char)
[V NV] R-band variability flag
(
meta.code;meta.code.multip
)
(
CODE_VARIAB
)
(2)
FV
V-band confidence parameter from the F-test
(Note 2)
(
stat.fit.goodness
)
(
FIT_GOODNESS
)
(2)
FR
R-band confidence parameter from the F-test
(Note 2)
(
stat.fit.goodness
)
(
FIT_GOODNESS
)
(2)
GammaV
V-band gamma corrective factor
(Note 3)
(
arith.factor
)
(
OBS_CALIB_FACTOR
)
(2)
GammaR
R-band gamma corrective factor
(Note 3)
(
arith.factor
)
(
OBS_CALIB_FACTOR
)
(2)
NV
Number of points in the V light curves
(
meta.number
)
(
NUMBER
)
(2)
NR
Number of points in the R light curves
(
meta.number
)
(
NUMBER
)
(2)
FtV
V-band F
t
critical value
(Note 2)
(
stat.fit.param
)
(
FIT_PARAM_VALUE
)
(2)
FtR
R-band F
t
critical value
(Note 2)
(
stat.fit.param
)
(
FIT_PARAM_VALUE
)
(3)
Band
(char)
[RV] Observed band
(
instr.bandpass
)
(
OBS_BAND
)
(3)
Seq
Sequential number of observations within the source and the band
(
meta.record
)
(
ID_NUMBER
)
ALL
cols
(i)
indexed column
(3)
HJD
d
Heliocentric Julian Date
(
time.epoch
)
(
TIME_DATE
)
(3)
dHJD
d
Differential Heliocentric Julian Date (counting from the last integer date)
(
time.epoch
)
(
TIME_DATE
)
(3)
dmag
mag
Differential magnitude
(Note 1)
(
phot.mag;arith.diff
)
(
PHOT_DIFF_MAG
)
(3)
e_dmag
mag
rms uncertainty on dmag
(
stat.error;phot.mag
)
(
ERROR
)
(3)
dmagC
mag
Differential control magnitude
(Note 2)
(
phot.mag;arith.diff
)
(
PHOT_DIFF_MAG
)
(3)
e_dmagC
mag
(n)
rms uncertainty on dmagC
(
stat.error;phot.mag
)
(
ERROR
)
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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