19521+3148 ES 2428 AB (HD 331413)
19h 52m 08.30s +31° 47' 46.0" P.A. 90.00 sep 89.1 mag 8.82,11.10 Sp B8 dist. 558.66 pc (1822.35 l.y.)
| Coord 2000 |
19521+3148 |
|
Discov num |
ES 2428 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 52 08.30 +31 47 46.0 |
|
| Date first |
1902 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
90 |
|
Pa last |
90.1 |
|
P.A. Now (θ) |
90.1° |
|
| Sep first |
87.7 |
|
Sep last |
89.145 |
|
Sep. Now (ρ) |
89.145" |
|
| Mag pri |
8.82 |
|
Mag sec |
11.10 |
|
delta mag (ΔM) |
2.28 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+020 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=0.943
This double is not physical.
19521+3148 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 331413 |
68995 |
19 52 08 +31 47 46 |
ES 2428 AB |
2015 |
10 |
90 |
89.1 |
8.82 |
11.10 |
2.28 |
|
<=== |
| Show |
|
|
19 52 15 +31 47 46 |
ES 2428 BC |
2015 |
8 |
256 |
5.1 |
11.10 |
11.10 |
0.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 331413 |
|
Constellation |
Cygnus |
|
SAO |
68995 |
|
HIP |
97778 |
|
| Tycho2 |
2669-00944-1 |
|
Gaia DR2 |
2033819301358898304 |
|
HD |
331413 |
|
BD |
BD+31 3815 |
|
| Distance |
558.66 |
|
Distance ly |
1822.35 |
|
