21577-5059 LDS 765

 
 
21h 57m 41.20s -51° 00' 21.7" P.A. 251.00 sep 28.7 mag 10.56,14.73 Sp M2V+DQH8 dist. 15.97 pc (52.09 l.y.)
 
 
Coord 2000 21577-5059 Discov num LDS 765 Comp Coord arcsec 2000 21 57 41.20 -51 00 21.7
Date first 1920 Date last 2016 Obs 8
Pa first 225 Pa last 250.5 P.A. Now (θ) 250.5°
Sep first 26.0 Sep last 28.684 Sep. Now (ρ) 28.684"
Mag pri 10.56 Mag sec 14.73 delta mag (ΔM) 4.17 Spectral class M2V+DQH8 (red/white dwarf)
Pri motion ra -034 Sec motion ra -056
Pri motion dec -379 Sec motion dec -403
Notes N (See Notes)
rPM=0.08 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Indus HIP 108405 Tycho2 8443-01629-1 GL Gl 841A
CD CD-5113128 Distance 15.97 Distance ly 52.09