20547+3046 LDS 2934
20h 54m 33.44s +30° 45' 50.6" P.A. 178.00 sep 10.8 mag 9.68,16.18 Sp G5+M3.5 dist. 59.52 pc (194.15 l.y.)
| Coord 2000 |
20547+3046 |
|
Discov num |
LDS2934 |
|
Comp |
|
|
Coord arcsec 2000 |
20 54 33.44 +30 45 50.6 |
|
| Date first |
1953 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
172 |
|
Pa last |
177.8 |
|
P.A. Now (θ) |
177.8° |
|
| Sep first |
10.0 |
|
Sep last |
10.756 |
|
Sep. Now (ρ) |
10.756" |
|
| Mag pri |
9.68 |
|
Mag sec |
16.18 |
|
delta mag (ΔM) |
6.5 |
|
Spectral class |
G5+M3.5 (yellow/red) |
|
| Pri motion ra |
+151 |
|
Sec motion ra |
+151 |
|
| Pri motion dec |
+057 |
|
Sec motion dec |
+059 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.012 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
HIP |
103199 |
|
Tycho2 |
2688-01888-1 |
|
Gaia DR2 |
1858826218969808128 |
|
| HD |
335289 |
|
BD |
BD+30 4231 |
|
Distance |
59.52 |
|
Distance ly |
194.15 |
|
