18379-2124 OCC 33 (HD 171856)
18h 37m 54.43s -21° 23' 51.2" P.A. -1.00 sep 0.1 mag 6.50,6.50 Sp kA9hA7V.. dist. 104.38 pc (340.49 l.y.)
| Coord 2000 |
18379-2124 |
|
Discov num |
OCC 33 |
|
Comp |
|
|
Coord arcsec 2000 |
18 37 54.43 -21 23 51.2 |
|
| Date first |
1925 |
|
Date last |
1925 |
|
Obs |
0 |
|
| Pa first |
-1 |
|
Pa last |
-1 |
|
P.A. Now (θ) |
-1 |
|
| Sep first |
0.1 |
|
Sep last |
0.1 |
|
Sep. Now (ρ) |
0.1" |
|
| Mag pri |
6.50 |
|
Mag sec |
6.50 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
kA9hA7V.. |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-066 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 171856 |
|
Constellation |
Sagittarius |
|
SAO |
187071 |
|
HIP |
91347 |
|
| Tycho2 |
6279-01724-1 |
|
Gaia DR2 |
4079636675440568960 |
|
HD |
171856 |
|
HR |
6988 |
|
| GC |
25450 |
|
BD |
BD-21 5076 |
|
FK5 |
1485 |
|
Distance |
104.38 |
|
| Distance ly |
340.49 |
|
