19501+3158 ES 2427 AB (HD 331288)
19h 50m 01.93s +31° 57' 57.5" P.A. 50.00 sep 16.1 mag 10.70,12.40 Sp F8 dist. 62.42 pc (203.61 l.y.)
| Coord 2000 |
19501+3158 |
|
Discov num |
ES 2427 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 50 01.93 +31 57 57.5 |
|
| Date first |
1930 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
64 |
|
Pa last |
49.9 |
|
P.A. Now (θ) |
49.9° |
|
| Sep first |
4.0 |
|
Sep last |
16.067 |
|
Sep. Now (ρ) |
16.067" |
|
| Mag pri |
10.70 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
-119 |
|
Sec motion ra |
+026 |
|
| Pri motion dec |
-121 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=1.109
This double is not physical.
19501+3158 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 50 02 +31 57 58 |
HDS 2823 Aa,Ab |
1991 |
1 |
91 |
0.7 |
10.33 |
13.79 |
3.46 |
|
|
| Show |
HD 331288 |
|
19 50 02 +31 57 58 |
ES 2427 AB |
2015 |
10 |
50 |
16.1 |
10.70 |
12.40 |
1.70 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 331288 |
|
Constellation |
Cygnus |
|
HIP |
97579 |
|
Tycho2 |
2673-03038-1 |
|
| Gaia DR2 |
2033792908747408384 |
|
HD |
331288 |
|
BD |
BD+31 3800 |
|
Distance |
62.42 |
|
| Distance ly |
203.61 |
|
