20321+3558 COU 2133 AB
20h 32m 06.46s +35° 58' 08.2" P.A. 29.00 sep 2.4 mag 9.35,12.64 Sp B5 dist. 714.29 pc (2330.01 l.y.)
| Coord 2000 |
20321+3558 |
|
Discov num |
COU2133 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 32 06.46 +35 58 08.2 |
|
| Date first |
1982 |
|
Date last |
2014 |
|
Obs |
6 |
|
| Pa first |
31 |
|
Pa last |
28.5 |
|
P.A. Now (θ) |
28.5° |
|
| Sep first |
2.3 |
|
Sep last |
2.398 |
|
Sep. Now (ρ) |
2.398" |
|
| Mag pri |
9.35 |
|
Mag sec |
12.64 |
|
delta mag (ΔM) |
3.29 |
|
Spectral class |
B5 (blue-white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-002 |
|
| Notes |
|
|
rPM=0.678
Nature of this double is uncertain.
20321+3558 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 32 06 +35 58 08 |
COU 2133 Aa,Ab |
2014 |
1 |
119 |
0.1 |
9.35 |
|
|
|
|
| Show |
|
|
20 32 06 +35 58 08 |
COU 2133 AB |
2014 |
6 |
29 |
2.4 |
9.35 |
12.64 |
3.29 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
HIP |
101313 |
|
Tycho2 |
2697-00090-1 |
|
BD |
BD+35 4158 |
|
| Distance |
714.29 |
|
Distance ly |
2330.01 |
|
