VizieR

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VizieR

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J/ApJ/678/96/table2 Extragalactic H2O masers (Braatz+, 2008)
Galaxies surveyed for water maser emission but not detected (648 rows)
  recno=427
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ColumnValue  Explain   (UCD)
_RAJ200012 28 43.6100 "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+11 45 26.100 "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)
_RAB195012 26 11.5267 "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+12 02 00.852 "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)
_Glon282.7054729 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+73.7305960 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)
427recno 427  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NameNGC 4452  Source name (meta.id;meta.main)
RAJ200012 28 43.61 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+11 45 26.1 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
Vel 149 km/s Recession velocity (instr.bandwidth)
ObsDate2005-12-30 "Y:M:D" Date of the observation (time.epoch)
Temp 47.2 K System temperature from first spectral window (phys.temperature)
Time 5 min Integration time (time.duration;obs.exposure)
rms1 7.1 mJy RMS noise from first spectral window (Note 1)   (instr.det.noise)
V1low-1193 km/s Lower velocity range covered by first window (instr.bandwidth)
V1hi 1504 km/s Upper velocity range covered by first window (instr.bandwidth)
rms2 8.0 mJy RMS noise from second spectral windown (Note 1)   (instr.det.noise)
V2low 1232 km/s Lower velocity range covered by second window (instr.bandwidth)
V2hi 3975 km/s Upper velocity range covered by second window (instr.bandwidth)

SimbadSimbad  ask the Simbad data-base about this object
NEDNED  ask the NED data-base about this object
  
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