21085+5603 PET   1

 
 
21H 08M 27.65S +56 02' 43.2" P.A. 343 SEP 0.2 MAG 7.70,11.00 SP B2V DIST. 704.23 PC (2297.2 L.Y.)
 
 
Coord 2000
21085+5603
Discov num
PET   1
Comp
Coord arcsec 2000
21 08 27.65 +56 02 43.2
Date first
2007
Date last
2007
Obs
1
Pa first
343
Pa last
343
P.A. Now (θ)
343°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
7.70
Mag sec
11.00
delta mag (ΔM)
3.3
Spectral class
B2V (blue-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cepheus
SAO
33168
HIP
104356
Tycho2
3957-01726-1
HD
239581
BD
BD+55 2530
Distance
704.23
Distance ly
2297.2
last precise pa
343
last precise sep
0.15