21399+5039 ES 1103
21h 39m 53.19s +50° 39' 56.4" P.A. 240.00 sep 6.6 mag 10.31,13.50
Coord 2000 |
21399+5039 |
|
Discov num |
ES 1103 |
|
Comp |
|
|
Coord arcsec 2000 |
21 39 53.19 +50 39 56.4 |
|
Date first |
1911 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
241 |
|
Pa last |
239.9 |
|
P.A. Now (θ) |
239.9° |
|
Sep first |
6.1 |
|
Sep last |
6.623 |
|
Sep. Now (ρ) |
6.623" |
|
Mag pri |
10.31 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
3.19 |
|
Spectral class |
|
|
Pri motion ra |
+000 |
|
Sec motion ra |
|
|
Pri motion dec |
+000 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3603-00839-1 |
|
Gaia DR2 |
1979290911935177344 |
|