20055+5030 ES 798 BC
20h 05m 38.11s +50° 30' 05.4" P.A. 325.00 sep 3.3 mag 11.40,11.53
| Coord 2000 |
20055+5030 |
|
Discov num |
ES 798 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 05 38.11 +50 30 05.4 |
|
| Date first |
1909 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
327 |
|
Pa last |
324.8 |
|
P.A. Now (θ) |
324.8° |
|
| Sep first |
3.0 |
|
Sep last |
3.292 |
|
Sep. Now (ρ) |
3.292" |
|
| Mag pri |
11.40 |
|
Mag sec |
11.53 |
|
delta mag (ΔM) |
0.13 |
|
Spectral class |
|
|
| Pri motion ra |
-027 |
|
Sec motion ra |
-026 |
|
| Pri motion dec |
-039 |
|
Sec motion dec |
-038 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.03 (< 0.3, Physical double)
This double is physical.
20055+5030 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 05 30 +50 30 28 |
ES 798 AB |
2015 |
8 |
107 |
80.9 |
9.92 |
11.40 |
1.48 |
|
|
| Show |
|
|
20 05 38 +50 30 05 |
ES 798 BC |
2016 |
10 |
325 |
3.3 |
11.40 |
11.53 |
0.13 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3567-00112-1 |
|
Gaia DR2 |
2087946192868616576 |
|
