21597+6049 BVD 339

 
 
21H 59M 43.02S +60 48' 42.4" P.A. 247 SEP 13.6 MAG 17.15,17.91
 
 
Coord 2000
21597+6049
Discov num
BVD 339
Comp
Coord arcsec 2000
21 59 43.02 +60 48 42.4
Date first
1999
Date last
2010
Obs
2
Pa first
246
Pa last
247
P.A. Now (θ)
247°
Sep first
13.3
Sep last
13.6
Sep. Now (ρ)
13.6"
Mag pri
17.15
Mag sec
17.91
delta mag (ΔM)
0.76
Spectral class
Pri motion ra
+097
Sec motion ra
+094
Pri motion dec
+028
Sec motion dec
+029
Notes
V (Proper motion indicates physical)
rPM=0.031 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cepheus
last precise pa
247.1
last precise sep
13.6