20178+3802 RBR 25 (34 Cyg)
20h 17m 47.20s +38° 01' 58.6" P.A. 107.00 sep 11.4 mag 3.10,11.00 Sp B1Iapeq dist. 3125 pc (10193.75 l.y.)
| Coord 2000 |
20178+3802 |
|
Discov num |
RBR 25 |
|
Comp |
|
|
Coord arcsec 2000 |
20 17 47.20 +38 01 58.6 |
|
| Date first |
2009 |
|
Date last |
2009 |
|
Obs |
1 |
|
| Pa first |
107 |
|
Pa last |
106.7 |
|
P.A. Now (θ) |
106.7° |
|
| Sep first |
11.4 |
|
Sep last |
11.436 |
|
Sep. Now (ρ) |
11.436" |
|
| Mag pri |
3.10 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
7.9 |
|
Spectral class |
B1Iapeq (blue-white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
N
K
(See Notes, K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
34 Cyg |
|
Var name |
P Cyg |
|
Constellation |
Cygnus |
|
SAO |
69773 |
|
| HIP |
100044 |
|
Tycho2 |
3151-03442-1 |
|
Gaia DR2 |
2061242908036996352 |
|
HD |
193237 |
|
| HR |
7763 |
|
GC |
28218 |
|
BD |
BD+37 3871 |
|
Flamsteed |
34 Cygni |
|
| Flamsteed name |
34 Cyg |
|
Distance |
3125 |
|
Distance ly |
10193.75 |
|
