20175+2909 BU 441 AB (HD 193094)
20h 17m 31.54s +29° 08' 51.0" P.A. 64.00 sep 6.2 mag 6.37,10.50 Sp G8III dist. 127.06 pc (414.47 l.y.)
| Coord 2000 |
20175+2909 |
|
Discov num |
BU 441 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 17 31.54 +29 08 51.0 |
|
| Date first |
1876 |
|
Date last |
2016 |
|
Obs |
27 |
|
| Pa first |
65 |
|
Pa last |
64.2 |
|
P.A. Now (θ) |
64.2° |
|
| Sep first |
5.9 |
|
Sep last |
6.226 |
|
Sep. Now (ρ) |
6.226" |
|
| Mag pri |
6.37 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
4.13 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
-008 |
|
Sec motion ra |
|
|
| Pri motion dec |
+016 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20175+2909 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
88473 |
20 17 32 +29 08 51 |
POP 1229 Aa,Ab |
1989 |
2 |
217 |
0.4 |
6.40 |
|
|
|
|
| Show |
HD 193094 |
88473 |
20 17 32 +29 08 51 |
BU 441 AB |
2016 |
27 |
64 |
6.2 |
6.37 |
10.50 |
4.13 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 193094 |
|
Constellation |
Vulpecula |
|
SAO |
88473 |
|
HIP |
100018 |
|
| Tycho2 |
2167-01351-1 |
|
Gaia DR2 |
1837183672612095360 |
|
HD |
193094 |
|
HR |
7760 |
|
| GC |
28208 |
|
ADS |
13648 |
|
BD |
BD+28 3695 |
|
Distance |
127.06 |
|
| Distance ly |
414.47 |
|
