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J/ApJ/870/32
-1
Kinematics in young star clusters & associations (Kuhn+, 2019)
ReadMe+ftp
2019ApJ...870...32K
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1.
J/ApJ/870/32/table3
Velocity dispersions in select clusters
(19 rows)
meta
J/ApJ/870/32/table3
Simple Constraint
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Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
Reg
(char)
System name
(
meta.id;pos.frame
)
(
ID_MAIN
)
Ns
[11/278] Number of stars used to calculate velocity dispersions
(
meta.number
)
(
NUMBER
)
Sig1D
km/s
[0.8/2.8] Characteristic one-dimensional velocity dispersion
(
phys.veloc.dispersion
)
(
VELOC_DISP
)
e_Sig1D
km/s
[0.1/0.5] Sig1D uncertainty
(
stat.error
)
(
ERROR
)
Sigpc1
km/s
[0.9/3.4] Velocity dispersion in the first principal component for the two-dimensional velocity model
(
phys.veloc.dispersion
)
(
VELOC_DISP
)
e_Sigpc1
km/s
[0.1/0.7] Sigpc1 uncertainty
(
stat.error
)
(
ERROR
)
Sigpc2
km/s
[0.7/2.2] Velocity dispersion in the second principal component for the two-dimensional velocity model
(
phys.veloc.dispersion
)
(
VELOC_DISP
)
e_Sigpc2
km/s
[0.1/0.7] Sigpc2 uncertainty
(
stat.error
)
(
ERROR
)
Spc1/pc2
[1/2] Ratio of velocity dispersions in the first and second velocity principal components (a measure of overall velocity anisotropy)
(
phys.veloc.dispersion;arith.ratio
)
(
FIT_RATIO
)
e_Spc1/pc2
[0.1/0.9] Spc1/pc2 uncertainty
(
stat.error
)
(
ERROR
)
PA
deg
[5/179] Position angle (east from north) of the semimajor axis of the velocity dispersion
(
phys.angSize.smajAxis
)
(
POS_POS-ANG
)
Nout
%
(n)
[9/23] Fraction of stars belonging to the second component of the mixture model
(Note 1)
(
meta.number
)
(
NUMBER
)
u_Nout
(char)
Uncertainty flag on Nout
(
meta.code.error
)
(
CODE_ERROR
)
e_Nout
%
(n)
[4/17] Nout uncertainty
(
stat.error
)
(
ERROR
)
Sigout
km/s
(n)
[2/13] Velocity dispersion for the second component of the mixture model
(Note 1)
(
phys.veloc.dispersion
)
(
VELOC_DISP
)
DelBIC
(n)
[-106/5.4] Change in the Bayesian Information Criterion (BIC) when the second component was added
(Note 1)
(
stat.fit.param
)
(
STAT_PARAM
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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