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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
 Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
I/68A
  Positions and Proper Motions in alpha Per cluster (Fresneau, 1980)
ReadMe+ftp
1980BICDS..18...81F
Similar Catalogs
Post annotation 		img(gal)
1.I/68A/mainalpha Per - Catalogue (1981 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Mel20  (n) [1/1379] Heckmann's number (Note)   (meta.id;meta.main)
  BD (char) BD (cat. I/122) or CSI (Catalogue of Stellar Identifications) (Note)   (meta.id)
  SpType (char) Spectral type (from Heckmann) (src.spType)
  Pmag mag Photographic Magnitude, in 0.1 magnitude (phot.mag;em.opt)
  Epoch yr Epoch of equatorial coordinates (time.epoch)
  RA1950 "h:m:s" (i) [3] RA 1950 at Epoch (hours, always 3) (pos.eq.ra;meta.main)
  e_RA1950 s (n) Mean error on RA (seconds) (Note)   (stat.error;pos.eq.ra)
  pmRA s/ha Proper motion mu_alpha in time seconds/century (pos.pm;pos.eq.ra)
  e_pmRA s/ha (n) Mean error on pmRA (Note)   (stat.error;pos.pm;pos.eq.ra)
  DE1950 "d:m:s" (i) Declination 1950 at Epoch (Degrees) (pos.eq.dec;meta.main)
  e_DE1950 arcsec (n) Mean error on Dec (arc seconds) (Note)   (stat.error;pos.eq.dec)
  pmDE arcsec/haProper motion mu_delta in arcsec/century (pos.pm;pos.eq.dec)
  e_pmDE arcsec/ha(n) Mean error on pmDE (Note)   (stat.error;pos.pm;pos.eq.dec)
  _RA.icrs "h:m:s" (n)(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 "d:m:s" (n)(i) Declination (ICRS) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data) (pos.eq.dec)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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