19550+3454 GRF 12 AD
19h 55m 00.14s +34° 54' 02.2" P.A. 198.00 sep 128.3 mag 7.33,11.44 Sp K0 dist. 285.71 pc (931.99 l.y.)
| Coord 2000 |
19550+3454 |
|
Discov num |
GRF 12 |
|
Comp |
AD |
|
Coord arcsec 2000 |
19 55 00.14 +34 54 02.2 |
|
| Date first |
1911 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
199 |
|
Pa last |
198.4 |
|
P.A. Now (θ) |
198.4° |
|
| Sep first |
123.8 |
|
Sep last |
128.342 |
|
Sep. Now (ρ) |
128.342" |
|
| Mag pri |
7.33 |
|
Mag sec |
11.44 |
|
delta mag (ΔM) |
4.11 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
+020 |
|
Sec motion dec |
-020 |
|
| Notes |
U
(Proper motion indicates non-physical) |
|
rPM=1.895
This double is not physical.
19550+3454 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 188668 |
69080 |
19 55 00 +34 54 02 |
GRF 12 AB |
2015 |
7 |
339 |
125.5 |
7.33 |
9.03 |
1.70 |
|
|
| Show |
|
69080 |
19 55 00 +34 54 02 |
GRF 12 AC |
2015 |
7 |
354 |
89.5 |
7.33 |
11.12 |
3.79 |
|
|
| Show |
|
69080 |
19 55 00 +34 54 02 |
GRF 12 AD |
2015 |
7 |
198 |
128.3 |
7.33 |
11.44 |
4.11 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
69080 |
|
HIP |
98004 |
|
Tycho2 |
2677-01118-1 |
|
| Gaia DR2 |
2035532684063084288 |
|
HD |
188668 |
|
BD |
BD+34 3790 |
|
Distance |
285.71 |
|
| Distance ly |
931.99 |
|
