18340-3301 OUD 7 (HD 171034)
18h 33m 57.76s -33° 00' 59.6" P.A. 180.00 sep 0.2 mag 5.60,9.90 Sp B2III/IV dist. 404.86 pc (1320.65 l.y.)
| Coord 2000 |
18340-3301 |
|
Discov num |
OUD 7 |
|
Comp |
|
|
Coord arcsec 2000 |
18 33 57.76 -33 00 59.6 |
|
| Date first |
2005 |
|
Date last |
2017 |
|
Obs |
5 |
|
| Pa first |
178 |
|
Pa last |
180 |
|
P.A. Now (θ) |
180° |
|
| Sep first |
0.3 |
|
Sep last |
0.246 |
|
Sep. Now (ρ) |
0.246" |
|
| Mag pri |
5.60 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
4.3 |
|
Spectral class |
B2III/IV (blue-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
K
(K-band or other infrared magnitudes) |
|
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 171034 |
|
Constellation |
Sagittarius |
|
SAO |
210312 |
|
HIP |
91014 |
|
| Tycho2 |
7398-01312-1 |
|
Gaia DR2 |
6735126989263139328 |
|
HD |
171034 |
|
HR |
6960 |
|
| GC |
25327 |
|
CD |
CD-3313338 |
|
CP |
CP-33 5154 |
|
FK5 |
3471 |
|
| Distance |
404.86 |
|
Distance ly |
1320.65 |
|
