20291+1622 BPM 2172

 
 
20h 29m 03.48s +16 21' 41.2" P.A. 155.00 sep 50.8 mag 12.40,12.75
 
 
Coord 2000 20291+1622 Discov num BPM2172 Comp Coord arcsec 2000 20 29 03.48 +16 21 41.2
Date first 1973 Date last 2015 Obs 9
Pa first 156 Pa last 155.3 P.A. Now (θ) 155.3°
Sep first 50.8 Sep last 50.814 Sep. Now (ρ) 50.814"
Mag pri 12.40 Mag sec 12.75 delta mag (ΔM) 0.35 Spectral class
Pri motion ra +001 Sec motion ra +001
Pri motion dec -010 Sec motion dec +000
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.995
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1811854532466918528