21477+4759 GII 294 Aa,Ab
21h 47m 43.84s +47° 57' 39.6" P.A. 113.00 sep 0.1 mag 12.20,12.20
| Coord 2000 |
21477+4759 |
|
Discov num |
GII 294 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
21 47 43.84 +47 57 39.6 |
|
| Date first |
2014 |
|
Date last |
2014 |
|
Obs |
1 |
|
| Pa first |
113 |
|
Pa last |
112.6 |
|
P.A. Now (θ) |
112.6° |
|
| Sep first |
0.1 |
|
Sep last |
0.144 |
|
Sep. Now (ρ) |
0.144" |
|
| Mag pri |
12.20 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
+064 |
|
Sec motion ra |
|
|
| Pri motion dec |
+036 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
21477+4759 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 47 44 +47 57 40 |
GII 294 Aa,Ab |
2014 |
1 |
113 |
0.1 |
12.20 |
12.20 |
0.00 |
|
<=== |
| Show |
|
|
21 47 44 +47 57 40 |
COU 2316 AB |
2016 |
4 |
185 |
0.7 |
11.42 |
11.89 |
0.47 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3608-00691-1 |
|
