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VizieR

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I/61B/agk3 AGK3 Catalogue (Dieckvoss, Heckmann 1975)
Catalog Data (183145 rows)
  recno=84750
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ColumnValue  Explain   (UCD)
_RAJ200000 30 39.88364 "h:m:s" Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.ra)
_DEJ2000+32 08 11.7446 "d:m:s" Declination (FK5, Equinox=J2000.0) at Epoch=J2000, proper motions taken into account (pos.eq.dec)
_RAB195000 28 00.78565 "h:m:s" Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.ra)
_DEB1950+31 51 38.0642 "d:m:s" Declination (FK4, Equinox=B1950.0) at Epoch=J1950, proper motions taken into account (pos.eq.dec)
_Glon117.82678893 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-30.52909272 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)
84750recno 84750  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

AGsign+   [-+ ]Sign of AGK3 number. (meta.id.part;meta.main)
AGzone31  AGK3 zone. (meta.id.part;meta.main)
AGnum 37  (i) AGK3 number (Note)   (meta.id.part;meta.main)
m_AGnum0   [0ab ]Component for duplicates (Note)   (meta.code.multip)
Pmag 7.8 mag Photographic magnitude from AGK2 (phot.mag;em.opt)
SpF2  Spectral type (Note)   (src.spType)
RA195000 28 00.785 "h:m:s" (i) Right ascension hours (1950.0) (pos.eq.ra;meta.main)
DE1950+31 51 38.06 "d:m:s" (i) Declination degrees (1950.0) (pos.eq.dec;meta.main)
nobs 2  Number of photographic observations (Note)   (meta.number)
Ep-190057.93 yr Epoch of AGK3 position minus 1900 (time.epoch)
pmRA 0.023 mas/yr Annual proper motion in right ascension (Note)   (pos.pm;pos.eq.ra)
pmDE-0.009 mas/yr Annual proper motion in declination (Note)   (pos.pm;pos.eq.dec)
dEpoch28.23 yr Epoch difference AGK3-AGK2 (time.interval)
BDBD+31 67  Full BD catalog designation (Note)   (meta.id)
m_BD0  Component of multiple system (Note)   (meta.code.multip)
Sum 0  Sum of discrepancy codes (Note)   (meta.code)
dRA 0.0066 arcsec The difference in right ascension in the sense AGK3 - AGK2modified (Note)   (pos.eq.ra;arith.diff)
dDE-0.0024 arcsec The difference in declination in the sense AGK3 - AGK2modified (pos.eq.dec;arith.diff)

_RA.icrs00 30 39.884 "h:m:s" (i) Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+32 08 11.74 "d:m:s" (i) Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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