20421+0648 GWP 2987

 
 
20h 42m 08.45s +06° 48' 18.4" P.A. 295.00 sep 266.1 mag 16.30,18.90
 
 
Coord 2000 20421+0648 Discov num GWP2987 Comp Coord arcsec 2000 20 42 08.45 +06 48 18.4
Date first 1991 Date last 2015 Obs 6
Pa first 295 Pa last 295 P.A. Now (θ) 295°
Sep first 266.0 Sep last 266.133 Sep. Now (ρ) 266.133"
Mag pri 16.30 Mag sec 18.90 delta mag (ΔM) 2.6 Spectral class
Pri motion ra -042 Sec motion ra -042
Pri motion dec -102 Sec motion dec -096
Notes V R (Proper motion indicates physical, Red magnitudes)
rPM=0.054 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1748084198082450432