20559+3206 HU 1655 AC
20h 55m 43.34s +32° 10' 09.7" P.A. 73.00 sep 30.6 mag 8.00,14.00 Sp K0 dist. 370.37 pc (1208.15 l.y.)
| Coord 2000 |
20559+3206 |
|
Discov num |
HU 1655 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 55 43.34 +32 10 09.7 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
78 |
|
Pa last |
72.5 |
|
P.A. Now (θ) |
72.5° |
|
| Sep first |
30.6 |
|
Sep last |
30.583 |
|
Sep. Now (ρ) |
30.583" |
|
| Mag pri |
8.00 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
6 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
-019 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
rPM=0.667
Nature of this double is uncertain.
20559+3206 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 199358 |
70672 |
20 55 43 +32 10 10 |
STT 421 AB |
2015 |
20 |
194 |
34.8 |
8.00 |
10.22 |
2.22 |
|
|
| Show |
|
70672 |
20 55 43 +32 10 10 |
HU 1655 AC |
2015 |
7 |
73 |
30.6 |
8.00 |
14.00 |
6.00 |
|
<=== |
| Show |
|
70672 |
20 55 43 +32 10 10 |
FYM 140 AD |
2015 |
7 |
162 |
29.5 |
8.00 |
15.10 |
7.10 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
70672 |
|
HIP |
103306 |
|
Tycho2 |
2692-02665-1 |
|
| Gaia DR2 |
1865678955244378752 |
|
HD |
199358 |
|
BD |
BD+31 4267 |
|
Distance |
370.37 |
|
| Distance ly |
1208.15 |
|
