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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
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J/ApJ/764/135
1722
Spectroscopic redshifts of BL Lac objects (Shaw+, 2013)
ReadMe+ftp
2013ApJ...764..135S
Similar Catalogs
Post annotation
1.
J/ApJ/764/135/table3
BL Lac spectral properties
(372 rows)
meta
J/ApJ/764/135/table3
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
)
2FGL
(char)
2FGL catalog identifier (JHHMM.m+DDMM)
(
meta.id;meta.main
)
(
ID_MAIN
)
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
)
Name
(char)
Source name (JHHMM+DDMM)
(
meta.id
)
(
ID_ALTERNATIVE
)
logF
[10uJy]
log(spectral flux) at ~598nm
(Note 1)
(
phot.flux
)
(
SPECT_FLUX_VALUE
)
e_logF
[10uJy]
Uncertainty in logF
(
stat.error
)
(
ERROR
)
alpha
[-6.5/3] Spectral index {alpha}
(Note 1)
(
spect.index
)
(
SPECT_SP-INDEX
)
e_alpha
(n)
Uncertainty in alpha
(
stat.error;pos.eq.ra
)
(
ERROR
)
RMag
mag
(n)
[-24.3/-21] Absolute R band magnitude
(
phys.magAbs;em.opt.R
)
(
PHOT_ABS-MAG_BAND
)
e_RMag
mag
(n)
[0.08/0.4] Uncertainty in RMag
(
stat.error;phot.mag;em.opt.R
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
z
(n)
[0.01/2.5] Spectroscopic redshift
(
src.redshift
)
(
REDSHIFT_HC
)
u_z
(char)
Systematic uncertainty flag in z; see text
(
meta.code.error;src.redshift
)
(
CODE_ERROR
)
n_z
(char)
Redshift method for z
(Note 2)
(
meta.note
)
(
NOTE
)
zmin
(n)
Spectroscopic lower redshift limit
(Note 3)
(
src.redshift
)
(
REDSHIFT_HC
)
z22.5
(n)
Minimum redshift assuming M
R
=-22.5mag
(
src.redshift;pos.heliocentric
)
(
REDSHIFT_HC
)
z22.9
(n)
Minimum redshift assuming M
R
=-22.9mag
(
src.redshift;pos.heliocentric
)
(
REDSHIFT_HC
)
zmax
Spectroscopic upper redshift limit
(
src.redshift
)
(
REDSHIFT_HC
)
Type
(char)
Source type
(Note 4)
(
src.class
)
(
CLASS_OBJECT
)
SED
(char)
Spectral energy distribution type
(Note 5)
(
src.spType;instr.bandwidth
)
(
SPECT_TYPE_GENERAL
)
Tel
(char)
Telescope used to obtain the data
(Note 6)
(
instr.setup
)
(
TEL_ID
)
MJD
d
Modified Julian Date of the observation
(
time.epoch
)
(
TIME_DATE
)
Simbad
ask the
Simbad
data-base about this object
(
meta.ref.url
)
(
DATA_LINK
)
NED
ask the
NED
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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https://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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