21502+1545 UC 4577

 
 
21h 50m 09.57s +15° 45' 01.9" P.A. 221.00 sep 37.5 mag 8.70,15.80 Sp F2 dist. 84.67 pc (276.19 l.y.)
 
 
Coord 2000 21502+1545 Discov num UC 4577 Comp Coord arcsec 2000 21 50 09.57 +15 45 01.9
Date first 1997 Date last 2012 Obs 4
Pa first 222 Pa last 221.2 P.A. Now (θ) 221.2°
Sep first 38.5 Sep last 37.479 Sep. Now (ρ) 37.479"
Mag pri 8.70 Mag sec 15.80 delta mag (ΔM) 7.1 Spectral class F2 (yellow-white)
Pri motion ra -057 Sec motion ra -061
Pri motion dec -057 Sec motion dec -055
Notes V (Proper motion indicates physical)
rPM=0.054 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pegasus SAO 107426 HIP 107790 Tycho2 1666-00023-1
Gaia DR2 1772355367507922176 HD 207664 BD BD+15 4508 Distance 84.67
Distance ly 276.19