21558+5052 COU 2656
21h 55m 48.33s +50° 52' 26.6" P.A. 65.00 sep 1.1 mag 10.89,11.03
| Coord 2000 |
21558+5052 |
|
Discov num |
COU2656 |
|
Comp |
|
|
Coord arcsec 2000 |
21 55 48.33 +50 52 26.6 |
|
| Date first |
1989 |
|
Date last |
2016 |
|
Obs |
4 |
|
| Pa first |
67 |
|
Pa last |
64.6 |
|
P.A. Now (θ) |
64.6° |
|
| Sep first |
1.1 |
|
Sep last |
1.13 |
|
Sep. Now (ρ) |
1.13" |
|
| Mag pri |
10.89 |
|
Mag sec |
11.03 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3616-01426-1 |
|
Gaia DR2 |
1979872278707265408 |
|
