18277-2638 BU 133 (HD 169851)
18h 27m 43.73s -26° 38' 05.6" P.A. 230.00 sep 0.6 mag 6.59,8.48 Sp A8V+F2V dist. 78.12 pc (254.83 l.y.)
| Coord 2000 |
18277-2638 |
|
Discov num |
BU 133 |
|
Comp |
|
|
Coord arcsec 2000 |
18 27 43.73 -26 38 05.6 |
|
| Date first |
1873 |
|
Date last |
2017 |
|
Obs |
52 |
|
| Pa first |
270 |
|
Pa last |
229.5 |
|
P.A. Now (θ) |
229.5° |
|
| Sep first |
1.8 |
|
Sep last |
0.615 |
|
Sep. Now (ρ) |
0.615" |
|
| Mag pri |
6.59 |
|
Mag sec |
8.48 |
|
delta mag (ΔM) |
1.89 |
|
Spectral class |
A8V+F2V (white/yellow-white) |
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-034 |
|
Sec motion dec |
-034 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 169851 |
|
Constellation |
Sagittarius |
|
SAO |
186837 |
|
HIP |
90478 |
|
| Tycho2 |
6865-03099-1 |
|
Gaia DR2 |
4052054872135709824 |
|
HD |
169851 |
|
HR |
6909 |
|
| GC |
25174 |
|
ADS |
11354 |
|
CD |
CD-2613184 |
|
CP |
CP-26 6463 |
|
| Distance |
78.12 |
|
Distance ly |
254.83 |
|
