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J/ApJ/830/44/table2 X-ray luminosity functions of M37 low-mass stars (Nunez+, 2016)
Cluster characteristics and number of X-ray detections/non-detections (7 rows)
  Cluster===ONC
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ColumnValue  Explain   (UCD)
_RAJ200005 35 00.0000 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-05 29 00.000 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195005 32 32.6439 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-05 30 54.467 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon209.0665600 deg Galactic longitude at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-19.4873066 deg Galactic latitude at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
1recno 1  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ClusterONC  (i) Open cluster name (meta.id;meta.main)
f_Cluster    [e] Flag on Cluster (Note 1)   (meta.code)
Ref1  Reference(s) (Note 2)   (meta.ref;pos.frame)
InstCA  Instrument(s) (Note 3)   (meta.id;instr)
logLX27.48 [10-7W] [27.4/29] Minimum log X-ray luminosity detected in 0.5-7keV band, in erg/s (phys.luminosity;em.X-ray)
GDet10   [10/74] Number of G stars (0.8-1.2M) detected (meta.number)
GnDet 0   [0/59] Number of G stars non-detected (meta.number)
KDet 7   [7/58] Number of K stars (0.6-0.8M) detected (meta.number)
KnDet 0   [0/89] Number of K stars non-detected (meta.number)
MDet138   [6/138] Number of M stars (0.1-0.6M) detected (meta.number)
MnDet 0   [0/174] Number of M stars non-detected (meta.number)

Nm155  Number of members for this cluster (linked to table 3); see table 1 for members of M37 (meta.number)

logAge 6.41 Myr [6.4/8.8] Log Age (time.age)
f_logAgef   [f] Flag on logAge (Note 1)   (meta.code)
Dist 414.0 pc [47/1490] Distance (pos.distance;pos.heliocentric)
f_Dist    [f] Flag on Dist (Note 1)   (meta.code)
l_logNH   Limit flag on NH (meta.code.error)
logNH21.72 [cm-2] [20/22] Atomic neutral hydrogen column density (phys.columnDensity)
f_logNHf   [f] Flag on logNH (Note 1)   (meta.code)
E(B-V)  mag [0/0.3] Reddening (phot.color.excess)
f_E(B-V)g   [g] Flag on E(B-V) (Note 1)   (meta.code)

SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
NEDNED  ask the NED data-base about this object (meta.ref.url)
_RA083.75000 deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
_DE-05.48333 deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)
  
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