21362+3003 BU 167 AB (HD 205688)
21h 36m 13.98s +30° 03' 19.5" P.A. 89.00 sep 1.7 mag 6.37,9.95 Sp G8III dist. 110.86 pc (361.63 l.y.)
| Coord 2000 |
21362+3003 |
|
Discov num |
BU 167 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 36 13.98 +30 03 19.5 |
|
| Date first |
1876 |
|
Date last |
2016 |
|
Obs |
23 |
|
| Pa first |
89 |
|
Pa last |
88.8 |
|
P.A. Now (θ) |
88.8° |
|
| Sep first |
2.1 |
|
Sep last |
1.693 |
|
Sep. Now (ρ) |
1.693" |
|
| Mag pri |
6.37 |
|
Mag sec |
9.95 |
|
delta mag (ΔM) |
3.58 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
-053 |
|
Sec motion ra |
-053 |
|
| Pri motion dec |
+060 |
|
Sec motion dec |
+060 |
|
| Notes |
|
|
Nature of this double is uncertain.
21362+3003 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 205688 |
89834 |
21 36 14 +30 03 20 |
BU 167 AB |
2016 |
23 |
89 |
1.7 |
6.37 |
9.95 |
3.58 |
|
<=== |
| Show |
|
89834 |
21 36 14 +30 03 20 |
BU 167 AC |
2015 |
2 |
104 |
2.2 |
6.37 |
|
|
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 205688 |
|
Constellation |
Cygnus |
|
SAO |
89834 |
|
HIP |
106661 |
|
| Tycho2 |
2717-01199-1 |
|
HD |
205688 |
|
HR |
8261 |
|
GC |
30246 |
|
| ADS |
15126 |
|
BD |
BD+29 4456 |
|
Distance |
110.86 |
|
Distance ly |
361.63 |
|
