21554+5608 OSO 163 AC
21h 55m 25.67s +56° 08' 26.3" P.A. 339.00 sep 17.0 mag 11.65,17.70 Sp sdF6
| Coord 2000 |
21554+5608 |
|
Discov num |
OSO 163 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 55 25.67 +56 08 26.3 |
|
| Date first |
1994 |
|
Date last |
2000 |
|
Obs |
4 |
|
| Pa first |
344 |
|
Pa last |
338.5 |
|
P.A. Now (θ) |
338.5° |
|
| Sep first |
17.2 |
|
Sep last |
17.04 |
|
Sep. Now (ρ) |
17.04" |
|
| Mag pri |
11.65 |
|
Mag sec |
17.70 |
|
delta mag (ΔM) |
6.05 |
|
Spectral class |
sdF6 |
|
| Pri motion ra |
+216 |
|
Sec motion ra |
|
|
| Pri motion dec |
+103 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21554+5608 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 55 26 +56 08 26 |
OSO 163 AB |
2000 |
5 |
150 |
9.2 |
11.65 |
17.60 |
5.95 |
|
|
| Show |
|
|
21 55 26 +56 08 26 |
OSO 163 AC |
2000 |
4 |
339 |
17.0 |
11.65 |
17.70 |
6.05 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Gaia DR2 |
2198889772276954624 |
|
