20123+3451 AG 249 AB (HD 192164)
20h 12m 18.31s +34° 51' 10.7" P.A. 133.00 sep 32.9 mag 7.96,10.78 Sp K2V dist. 531.91 pc (1735.09 l.y.)
| Coord 2000 |
20123+3451 |
|
Discov num |
AG 249 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 12 18.31 +34 51 10.7 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
17 |
|
| Pa first |
133 |
|
Pa last |
132.7 |
|
P.A. Now (θ) |
132.7° |
|
| Sep first |
34.6 |
|
Sep last |
32.882 |
|
Sep. Now (ρ) |
32.882" |
|
| Mag pri |
7.96 |
|
Mag sec |
10.78 |
|
delta mag (ΔM) |
2.82 |
|
Spectral class |
K2V (yellow-orange) |
|
| Pri motion ra |
+016 |
|
Sec motion ra |
+002 |
|
| Pri motion dec |
-007 |
|
Sec motion dec |
-002 |
|
| Notes |
W
|
|
rPM=0.851
This double is not physical.
20123+3451 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 192164 |
69595 |
20 12 18 +34 51 11 |
AG 249 AB |
2015 |
17 |
133 |
32.9 |
7.96 |
10.78 |
2.82 |
|
<=== |
| Show |
|
69595 |
20 12 18 +34 51 11 |
AG 249 AC |
2015 |
7 |
30 |
13.0 |
7.96 |
14.00 |
6.04 |
|
|
| Show |
|
|
20 12 19 +34 51 22 |
AG 249 CD |
2015 |
6 |
352 |
6.3 |
14.00 |
13.80 |
0.20 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 192164 |
|
Constellation |
Cygnus |
|
SAO |
69595 |
|
HIP |
99562 |
|
| Tycho2 |
2679-02011-1 |
|
Gaia DR2 |
2055751122339016064 |
|
HD |
192164 |
|
BD |
BD+34 3910 |
|
| Distance |
531.91 |
|
Distance ly |
1735.09 |
|
