21513+4456 COU 2318
21h 51m 18.01s +44° 55' 53.3" P.A. 109.00 sep 0.7 mag 10.10,12.30 Sp F5
| Coord 2000 |
21513+4456 |
|
Discov num |
COU2318 |
|
Comp |
|
|
Coord arcsec 2000 |
21 51 18.01 +44 55 53.3 |
|
| Date first |
1985 |
|
Date last |
2014 |
|
Obs |
4 |
|
| Pa first |
109 |
|
Pa last |
109 |
|
P.A. Now (θ) |
109° |
|
| Sep first |
0.6 |
|
Sep last |
0.736 |
|
Sep. Now (ρ) |
0.736" |
|
| Mag pri |
10.10 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
+055 |
|
Sec motion ra |
|
|
| Pri motion dec |
+002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3197-00822-1 |
|
Gaia DR2 |
1973478343699800320 |
|
