21554+6500 TVB   7

 
 
21H 55M 22.85S +65 01' 40.8" P.A. 27 SEP 15.7 MAG 11.10,11.35
 
 
Coord 2000
21554+6500
Discov num
TVB   7
Comp
Coord arcsec 2000
21 55 22.85 +65 01 40.8
Date first
1895
Date last
2013
Obs
8
Pa first
24
Pa last
27
P.A. Now (θ)
27°
Sep first
15.9
Sep last
15.7
Sep. Now (ρ)
15.7"
Mag pri
11.10
Mag sec
11.35
delta mag (ΔM)
0.25
Spectral class
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
-006
Sec motion dec
-008
Notes
rPM=0.248 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cepheus
Tycho2
4270-01955-1
last precise pa
26.9
last precise sep
15.7