17381-2907 DAM 389 AB,C
17h 38m 03.52s -29° 07' 06.1" P.A. 214.00 sep 13.5 mag 10.00,13.30 Sp O9V
| Coord 2000 |
17381-2907 |
|
Discov num |
DAM 389 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
17 38 03.52 -29 07 06.1 |
|
| Date first |
1998 |
|
Date last |
1999 |
|
Obs |
2 |
|
| Pa first |
214 |
|
Pa last |
214 |
|
P.A. Now (θ) |
214° |
|
| Sep first |
13.6 |
|
Sep last |
13.539 |
|
Sep. Now (ρ) |
13.539" |
|
| Mag pri |
10.00 |
|
Mag sec |
13.30 |
|
delta mag (ΔM) |
3.3 |
|
Spectral class |
O9V (blue) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-003 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17381-2907 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 38 04 -29 07 06 |
B 349 AB |
2006 |
3 |
31 |
2.3 |
10.00 |
13.50 |
3.50 |
|
|
| Show |
|
|
17 38 04 -29 07 06 |
DAM 389 AB,C |
1999 |
2 |
214 |
13.5 |
10.00 |
13.30 |
3.30 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Tycho2 |
6839-00348-1 |
|
Gaia DR2 |
4060103817034176000 |
|
