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J/ApJS/155/577/tables H2O masers in W49 North and Sagittarius B2 (McGrath+, 2004)
*Water maser positions and velocities (494 rows)
  recno=99
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ColumnValue  Explain   (UCD)
_RAJ200019 10 13.27122 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (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+09 06 13.0393 "d:m:s" Declination (FK5, Equinox=J2000.0) (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)
_RAB195019 07 49.66660 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (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+09 01 15.7012 "d:m:s" Declination (FK4, Equinox=B1950.0) (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)
_Glon043.16620015 deg Galactic longitude (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 +0.01170047 deg Galactic latitude (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)
99recno 99  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RegionW49A North  Region (Note 1)   (meta.note)
RAB195019 07 49.666 "h:m:s" (i) Right ascension (B1950) (pos.eq.ra;meta.main)
DEB1950+09 01 15.70 "d:m:s" (i) Declination (B1950) (pos.eq.dec;meta.main)
VLSR 93.3 km/s Local Standard of Rest velocity (phys.veloc;pos.lsr)
S22GHz 2.14 Jy The 22GHz flux density (phot.flux.density;em.radio.12-30GHz)
e_S22GHz 0.08 Jy The error in S22GHz (stat.error)

_RA.icrs19 10 13.271 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+09 06 13.04 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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