17577+2815 HO 424 (HD 163969)
17h 57m 44.09s +28° 15' 12.8" P.A. 204.00 sep 1.4 mag 8.45,10.73 Sp G8III dist. 309.6 pc (1009.92 l.y.)
| Coord 2000 |
17577+2815 |
|
Discov num |
HO 424 |
|
Comp |
|
|
Coord arcsec 2000 |
17 57 44.09 +28 15 12.8 |
|
| Date first |
1890 |
|
Date last |
2015 |
|
Obs |
20 |
|
| Pa first |
203 |
|
Pa last |
203.7 |
|
P.A. Now (θ) |
203.7° |
|
| Sep first |
1.0 |
|
Sep last |
1.43 |
|
Sep. Now (ρ) |
1.43" |
|
| Mag pri |
8.45 |
|
Mag sec |
10.73 |
|
delta mag (ΔM) |
2.28 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
-017 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 163969 |
|
Constellation |
Hercules |
|
SAO |
85588 |
|
HIP |
87930 |
|
| Tycho2 |
2102-00530-1 |
|
Gaia DR2 |
4584393738942925056 |
|
HD |
163969 |
|
ADS |
10936 |
|
| BD |
BD+28 2873 |
|
Distance |
309.6 |
|
Distance ly |
1009.92 |
|