21342+4721 BKO 160 AC
21h 34m 14.96s +47° 21' 16.2" P.A. 12.00 sep 7.5 mag 11.00,14.50
| Coord 2000 |
21342+4721 |
|
Discov num |
BKO 160 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 34 14.96 +47 21 16.2 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
13 |
|
Pa last |
12.1 |
|
P.A. Now (θ) |
12.1° |
|
| Sep first |
7.4 |
|
Sep last |
7.482 |
|
Sep. Now (ρ) |
7.482" |
|
| Mag pri |
11.00 |
|
Mag sec |
14.50 |
|
delta mag (ΔM) |
3.5 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21342+4721 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 34 15 +47 21 16 |
BKO 160 AB |
2015 |
7 |
195 |
9.1 |
11.00 |
13.20 |
2.20 |
|
|
| Show |
|
|
21 34 15 +47 21 16 |
BKO 160 AC |
2015 |
7 |
12 |
7.5 |
11.00 |
14.50 |
3.50 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1978253552768260608 |
|
