20123+3205 STF 2649 AC
20h 12m 18.61s +32° 04' 51.8" P.A. 284.00 sep 131.0 mag 7.86,11.41 Sp A2 dist. 102.25 pc (333.54 l.y.)
| Coord 2000 |
20123+3205 |
|
Discov num |
STF2649 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 12 18.61 +32 04 51.8 |
|
| Date first |
1893 |
|
Date last |
2018 |
|
Obs |
18 |
|
| Pa first |
285 |
|
Pa last |
283.8 |
|
P.A. Now (θ) |
283.8° |
|
| Sep first |
128.2 |
|
Sep last |
130.97 |
|
Sep. Now (ρ) |
130.97" |
|
| Mag pri |
7.86 |
|
Mag sec |
11.41 |
|
delta mag (ΔM) |
3.55 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
+016 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-022 |
|
Sec motion dec |
-005 |
|
| Notes |
N
(See Notes) |
|
rPM=0.91
This double is not physical.
20123+3205 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 192165 |
69594 |
20 12 19 +32 04 52 |
STF 2649 AB |
2018 |
47 |
151 |
21.6 |
7.86 |
9.85 |
1.99 |
|
|
| Show |
|
69594 |
20 12 19 +32 04 52 |
STF 2649 AC |
2018 |
18 |
284 |
131.0 |
7.86 |
11.41 |
3.55 |
|
<=== |
| Show |
|
69594 |
20 12 19 +32 04 52 |
STF 2649 AD |
2018 |
15 |
36 |
175.9 |
7.86 |
10.63 |
2.77 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
69594 |
|
HIP |
99564 |
|
Tycho2 |
2675-03232-1 |
|
| Gaia DR2 |
2054157380217733120 |
|
HD |
192165 |
|
BD |
BD+31 3988 |
|
Distance |
102.25 |
|
| Distance ly |
333.54 |
|
