21174+2239 UC 4429

 
 
21H 17M 21.32S +22 38' 52.8" P.A. 171 SEP 55.5 MAG 14.90,16.20
 
 
Coord 2000
21174+2239
Discov num
UC 4429
Comp
Coord arcsec 2000
21 17 21.32 +22 38 52.8
Date first
1999
Date last
2010
Obs
3
Pa first
172
Pa last
171
P.A. Now (θ)
171°
Sep first
55.0
Sep last
55.5
Sep. Now (ρ)
55.5"
Mag pri
14.90
Mag sec
16.20
delta mag (ΔM)
1.3
Spectral class
Pri motion ra
+019
Sec motion ra
+035
Pri motion dec
-072
Sec motion dec
-047
Notes
V (Proper motion indicates physical)
rPM=0.399
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Vulpecula
last precise pa
171.4
last precise sep
55.54