21334+3058 COU 732 Aa,Ab
21h 33m 21.10s +30° 57' 43.4" P.A. 265.00 sep 0.5 mag 10.31,12.36 Sp F8
| Coord 2000 |
21334+3058 |
|
Discov num |
COU 732 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
21 33 21.10 +30 57 43.4 |
|
| Date first |
1971 |
|
Date last |
2014 |
|
Obs |
7 |
|
| Pa first |
280 |
|
Pa last |
264.7 |
|
P.A. Now (θ) |
264.7° |
|
| Sep first |
0.6 |
|
Sep last |
0.505 |
|
Sep. Now (ρ) |
0.505" |
|
| Mag pri |
10.31 |
|
Mag sec |
12.36 |
|
delta mag (ΔM) |
2.05 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+099 |
|
Sec motion ra |
|
|
| Pri motion dec |
+027 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21334+3058 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 33 21 +30 57 43 |
COU 732 Aa,Ab |
2014 |
7 |
265 |
0.5 |
10.31 |
12.36 |
2.05 |
|
<=== |
| Show |
|
|
21 33 21 +30 57 43 |
KU 132 AB |
2018 |
16 |
256 |
53.6 |
10.15 |
10.69 |
0.54 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2704-01045-1 |
|
Gaia DR2 |
1850540363753969280 |
|
