17478-7103 HEI 253

 
 
17h 47m 46.30s -71° 02' 06.0" P.A. 346.00 sep 0.8 mag 11.15,11.35
 
 
Coord 2000 17478-7103 Discov num HEI 253 Comp Coord arcsec 2000 17 47 46.30 -71 02 06.0
Date first 1984 Date last 1991 Obs 2
Pa first 341 Pa last 346.3 P.A. Now (θ) 346.3°
Sep first 0.8 Sep last 0.77 Sep. Now (ρ) 0.77"
Mag pri 11.15 Mag sec 11.35 delta mag (ΔM) 0.2 Spectral class
Pri motion ra -015 Sec motion ra -015
Pri motion dec -046 Sec motion dec -046
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Apus Tycho2 9293-01283-1 Gaia DR2 5809782607531989632