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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/280/28
-1
OB associations from LAMOST DR7 & Gaia DR3 (Liu+, 2025)
ReadMe+ftp
2025ApJS..280...28L
Similar Catalogs
Post annotation
1.
J/ApJS/280/28/table1
The parameters of 67 OB associations and 112 OB association candidates
(179 rows)
meta
J/ApJS/280/28/table1
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
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)
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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
)
Seq
(i)
[1/179] Cluster identifier in this work
(
meta.id;meta.main
)
(
ID_MAIN
)
GLON
deg
[64.72/212.22] Galactic longitude
(
pos.galactic.lon
)
(
POS_GAL_LON
)
GLAT
deg
[-13.37/7.27] Galactic latitude
(
pos.galactic.lat
)
(
POS_GAL_LAT
)
pmRA
mas/yr
[-3.89/3.74] Average proper motion along RA
(
pos.pm;pos.eq.ra
)
(
POS_EQ_PMRA
)
pmDE
mas/yr
[-8.41/0.63] Average proper motion along DE
(
pos.pm;pos.eq.dec
)
(
POS_EQ_PMDEC
)
Vlos
km/s
[-103.5/227.45] Average line-of-sight velocity
(
phys.veloc;stat.mean
)
(
VELOC_MISC
)
e_Vlos
km/s
[1.6/23.41] Uncertainty in Vlos
(
stat.error;phys.veloc;stat.mean
)
(
ERROR
)
Vl
km/s
[-224.19/61.45] Average velocity along GLON
(
stat.mean;phys.veloc;pos.galactic.lon
)
(
VELOC_TANG_GAL
)
e_Vl
km/s
[0.31/11.97] Uncertainty in Vl
(
stat.error;phys.veloc;pos.galactic.lon
)
(
ERROR
)
Vb
km/s
[-14.34/20.03] Average velocity along GLAT
(
stat.mean;phys.veloc;pos.galactic.lat
)
(
VELOC_TANG_GAL
)
e_Vb
km/s
[0.28/11.48] Uncertainty in Vb
(
stat.error;phys.veloc;pos.galactic.lat
)
(
ERROR
)
Dsun
pc
[562/4657] Average heliocentric distance
(
pos.distance
)
(
PHYS_DISTANCE_TRUE
)
e_Dsun
pc
[10/420] Uncertainty in dsun
(
stat.error;pos.distance
)
(
ERROR
)
GNum
[5/545] Total number of OB stars in the group
(
meta.number
)
(
NUMBER
)
ONum
[0/9] Number of O-type stars in group
(
meta.number
)
(
NUMBER
)
Size
pc
[0/307] Diameter of OB association
(
phys.size.diameter
)
(
PHYS_SIZE_DIAM
)
_RA.icrs
deg
(i)
Right Ascension (ICRS, epoch 2000) computed by CDS
(
pos.eq.ra
)
(
POS_EQ_RA_OTHER
)
_DE.icrs
deg
(i)
Declination (ICRS, epoch 2000) computed by CDS
(
pos.eq.dec
)
(
POS_EQ_DEC_OTHER
)
ALL
cols
(i)
indexed column
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UCD1
http://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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