21372+4527 COU 2310
21h 37m 12.74s +45° 26' 53.7" P.A. 10.00 sep 0.5 mag 10.40,10.40
| Coord 2000 |
21372+4527 |
|
Discov num |
COU2310 |
|
Comp |
|
|
Coord arcsec 2000 |
21 37 12.74 +45 26 53.7 |
|
| Date first |
1984 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
21 |
|
Pa last |
9.9 |
|
P.A. Now (θ) |
9.9° |
|
| Sep first |
0.3 |
|
Sep last |
0.5 |
|
Sep. Now (ρ) |
0.5" |
|
| Mag pri |
10.40 |
|
Mag sec |
10.40 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
-019 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3591-01954-1 |
|
