21412+4117 COU 1977
21h 41m 12.00s +41° 16' 47.9" P.A. 97.00 sep 1.2 mag 8.40,13.60 Sp A0
| Coord 2000 |
21412+4117 |
|
Discov num |
COU1977 |
|
Comp |
|
|
Coord arcsec 2000 |
21 41 12.00 +41 16 47.9 |
|
| Date first |
1981 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
104 |
|
Pa last |
96.6 |
|
P.A. Now (θ) |
96.6° |
|
| Sep first |
0.8 |
|
Sep last |
1.212 |
|
Sep. Now (ρ) |
1.212" |
|
| Mag pri |
8.40 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
5.2 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
-007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-017 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
51178 |
|
Tycho2 |
3192-00436-1 |
|
Gaia DR2 |
1966449848760707328 |
|
| HD |
206461 |
|
