21479+3306 OSO 157 AB
21h 47m 55.62s +33° 06' 27.2" P.A. 352.00 sep 5.3 mag 12.08,17.82
| Coord 2000 |
21479+3306 |
|
Discov num |
OSO 157 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 47 55.62 +33 06 27.2 |
|
| Date first |
1994 |
|
Date last |
2016 |
|
Obs |
13 |
|
| Pa first |
352 |
|
Pa last |
352.1 |
|
P.A. Now (θ) |
352.1° |
|
| Sep first |
5.1 |
|
Sep last |
5.298 |
|
Sep. Now (ρ) |
5.298" |
|
| Mag pri |
12.08 |
|
Mag sec |
17.82 |
|
delta mag (ΔM) |
5.74 |
|
Spectral class |
|
|
| Pri motion ra |
+198 |
|
Sec motion ra |
+198 |
|
| Pri motion dec |
-120 |
|
Sec motion dec |
-015 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.454
This double is physical.
21479+3306 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 47 56 +33 06 27 |
OSO 157 AB |
2016 |
13 |
352 |
5.3 |
12.08 |
17.82 |
5.74 |
|
<=== |
| Show |
|
|
21 47 56 +33 06 27 |
OSO 157 AC |
2014 |
17 |
72 |
11.6 |
12.08 |
17.60 |
5.52 |
|
|
| Show |
|
|
21 47 56 +33 06 27 |
OSO 157 AD |
2014 |
15 |
29 |
13.9 |
12.08 |
18.28 |
6.20 |
|
|
| Show |
|
|
21 47 56 +33 06 27 |
OSO 157 AE |
2014 |
16 |
322 |
21.6 |
12.08 |
18.47 |
6.39 |
|
|
| Show |
|
|
21 47 56 +33 06 27 |
OSO 157 AF |
2013 |
4 |
123 |
16.2 |
12.08 |
19.10 |
7.02 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2722-01470-1 |
|
Gaia DR2 |
1946513435207273088 |
|
