21092+5220 COU 2694
21h 09m 10.81s +52° 20' 23.4" P.A. 249.00 sep 1.1 mag 10.20,10.50 Sp F0:
Coord 2000 |
21092+5220 |
|
Discov num |
COU2694 |
|
Comp |
|
|
Coord arcsec 2000 |
21 09 10.81 +52 20 23.4 |
|
Date first |
1992 |
|
Date last |
2017 |
|
Obs |
7 |
|
Pa first |
245 |
|
Pa last |
249.3 |
|
P.A. Now (θ) |
249.3° |
|
Sep first |
1.0 |
|
Sep last |
1.125 |
|
Sep. Now (ρ) |
1.125" |
|
Mag pri |
10.20 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
F0: (yellow-white) |
|
Pri motion ra |
-016 |
|
Sec motion ra |
|
|
Pri motion dec |
-014 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3600-00254-1 |
|
Gaia DR2 |
2169537553447144960 |
|