20424+1117 OSO 131 AC
20h 42m 24.95s +11° 17' 32.7" P.A. 161.00 sep 14.1 mag 12.93,17.60
| Coord 2000 |
20424+1117 |
|
Discov num |
OSO 131 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 42 24.95 +11 17 32.7 |
|
| Date first |
1995 |
|
Date last |
2000 |
|
Obs |
2 |
|
| Pa first |
166 |
|
Pa last |
160.8 |
|
P.A. Now (θ) |
160.8° |
|
| Sep first |
15.5 |
|
Sep last |
14.14 |
|
Sep. Now (ρ) |
14.14" |
|
| Mag pri |
12.93 |
|
Mag sec |
17.60 |
|
delta mag (ΔM) |
4.67 |
|
Spectral class |
|
|
| Pri motion ra |
-102 |
|
Sec motion ra |
|
|
| Pri motion dec |
-348 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20424+1117 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 42 25 +11 17 33 |
OSO 131 AB |
1995 |
1 |
222 |
13.0 |
12.93 |
19.40 |
6.47 |
|
|
| Show |
|
|
20 42 25 +11 17 33 |
OSO 131 AC |
2000 |
2 |
161 |
14.1 |
12.93 |
17.60 |
4.67 |
|
<=== |
| Show |
|
|
20 42 25 +11 17 33 |
OSO 131 AD |
2000 |
2 |
37 |
20.6 |
12.93 |
17.30 |
4.37 |
|
|
| Show |
|
|
20 42 25 +11 17 33 |
OSO 131 AE |
1995 |
1 |
56 |
24.1 |
12.93 |
19.00 |
6.07 |
|
|
| Show |
|
|
20 42 25 +11 17 33 |
OSO 131 AF |
2001 |
3 |
174 |
22.9 |
12.93 |
15.00 |
2.07 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
