20097+4130 HDS 2871 (AY Cyg)
20h 09m 44.23s +41° 29' 36.5" P.A. 228.00 sep 0.2 mag 10.54,11.15 Sp C dist. 2222.22 pc (7248.88 l.y.)
| Coord 2000 |
20097+4130 |
|
Discov num |
HDS2871 |
|
Comp |
|
|
Coord arcsec 2000 |
20 09 44.23 +41 29 36.5 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
228 |
|
Pa last |
228 |
|
P.A. Now (θ) |
228° |
|
| Sep first |
0.2 |
|
Sep last |
0.216 |
|
Sep. Now (ρ) |
0.216" |
|
| Mag pri |
10.54 |
|
Mag sec |
11.15 |
|
delta mag (ΔM) |
0.61 |
|
Spectral class |
C (red carbon star) |
|
| Pri motion ra |
+003 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
AY Cyg |
|
Constellation |
Cygnus |
|
HIP |
99336 |
|
Gaia DR2 |
2074591494605155200 |
|
| BD |
BD+41 3632 |
|
Distance |
2222.22 |
|
Distance ly |
7248.88 |
|
