21539+4256 ES 1461
21h 53m 57.76s +42° 57' 01.2" P.A. 352.00 sep 6.1 mag 10.40,14.40
| Coord 2000 |
21539+4256 |
|
Discov num |
ES 1461 |
|
Comp |
|
|
Coord arcsec 2000 |
21 53 57.76 +42 57 01.2 |
|
| Date first |
1915 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
355 |
|
Pa last |
352.3 |
|
P.A. Now (θ) |
352.3° |
|
| Sep first |
5.9 |
|
Sep last |
6.133 |
|
Sep. Now (ρ) |
6.133" |
|
| Mag pri |
10.40 |
|
Mag sec |
14.40 |
|
delta mag (ΔM) |
4 |
|
Spectral class |
|
|
| Pri motion ra |
-001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3193-00355-1 |
|
Gaia DR2 |
1961055511577873408 |
|
ADS |
15429 |
|
