20403+5413 OSO 129 AB
20h 40m 16.69s +54° 13' 11.7" P.A. 141.00 sep 10.8 mag 11.43,18.50 Sp K2
Coord 2000 |
20403+5413 |
|
Discov num |
OSO 129 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 40 16.69 +54 13 11.7 |
|
Date first |
1994 |
|
Date last |
1999 |
|
Obs |
2 |
|
Pa first |
133 |
|
Pa last |
141 |
|
P.A. Now (θ) |
141° |
|
Sep first |
9.9 |
|
Sep last |
10.78 |
|
Sep. Now (ρ) |
10.78" |
|
Mag pri |
11.43 |
|
Mag sec |
18.50 |
|
delta mag (ΔM) |
7.07 |
|
Spectral class |
K2 (yellow-orange) |
|
Pri motion ra |
+063 |
|
Sec motion ra |
|
|
Pri motion dec |
+261 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20403+5413 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 40 17 +54 13 12 |
OSO 129 AB |
1999 |
2 |
141 |
10.8 |
11.43 |
18.50 |
7.07 |
|
<=== |
Show |
|
|
20 40 17 +54 13 12 |
OSO 129 AC |
1999 |
2 |
115 |
17.1 |
11.43 |
18.20 |
6.77 |
|
|
Show |
|
|
20 40 17 +54 13 12 |
OSO 129 AD |
1999 |
2 |
143 |
19.9 |
11.43 |
18.00 |
6.57 |
|
|
Show |
|
|
20 40 17 +54 13 12 |
OSO 129 AE |
1999 |
2 |
70 |
19.7 |
11.43 |
17.60 |
6.17 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3951-00089-1 |
|
Gaia DR2 |
2183340302735382016 |
|