21571+4540 COU 2235
21h 57m 01.07s +45° 39' 48.6" P.A. 94.00 sep 0.3 mag 10.72,10.89
| Coord 2000 |
21571+4540 |
|
Discov num |
COU2235 |
|
Comp |
|
|
Coord arcsec 2000 |
21 57 01.07 +45 39 48.6 |
|
| Date first |
1984 |
|
Date last |
2014 |
|
Obs |
4 |
|
| Pa first |
81 |
|
Pa last |
94.2 |
|
P.A. Now (θ) |
94.2° |
|
| Sep first |
0.3 |
|
Sep last |
0.263 |
|
Sep. Now (ρ) |
0.263" |
|
| Mag pri |
10.72 |
|
Mag sec |
10.89 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3605-00214-1 |
|
Gaia DR2 |
1973606265005662976 |
|
