19517+3108 STT 389 AC
19h 51m 41.33s +31° 08' 16.1" P.A. 184.00 sep 12.7 mag 7.12,9.53 Sp F0IV dist. 274.73 pc (896.17 l.y.)
| Coord 2000 |
19517+3108 |
|
Discov num |
STT 389 |
|
Comp |
AC |
|
Coord arcsec 2000 |
19 51 41.33 +31 08 16.1 |
|
| Date first |
1849 |
|
Date last |
2021 |
|
Obs |
27 |
|
| Pa first |
183 |
|
Pa last |
183.7 |
|
P.A. Now (θ) |
183.7° |
|
| Sep first |
12.6 |
|
Sep last |
12.71 |
|
Sep. Now (ρ) |
12.71" |
|
| Mag pri |
7.12 |
|
Mag sec |
9.53 |
|
delta mag (ΔM) |
2.41 |
|
Spectral class |
F0IV (yellow-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
+001 |
|
| Notes |
N
Y
(See Notes, Parallax indicates components are non-physical) |
|
rPM=1.107
This double is not physical.
19517+3108 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 187981 |
68974 |
19 51 41 +31 08 16 |
ES 357 AB |
2021 |
8 |
309 |
10.1 |
7.12 |
12.40 |
5.28 |
|
|
| Show |
|
68974 |
19 51 41 +31 08 16 |
STT 389 AC |
2021 |
27 |
184 |
12.7 |
7.12 |
9.53 |
2.41 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
68974 |
|
HIP |
97734 |
|
Tycho2 |
2669-04293-1 |
|
| Gaia DR2 |
2033506318513307264 |
|
HD |
187981 |
|
BD |
BD+30 3779 |
|
Distance |
274.73 |
|
| Distance ly |
896.17 |
|
