21502+1545 UC 4577

 
 
21H 50M 09.57S +15 45' 01.9" P.A. 221 SEP 37.7 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
2010
Obs
3
Pa first
222
Pa last
221
P.A. Now (θ)
221°
Sep first
38.5
Sep last
37.7
Sep. Now (ρ)
37.7"
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
HD
207664
BD
BD+15 4508
Distance
84.67
Distance ly
276.19
last precise pa
221.1
last precise sep
37.68