17589-0924 OSO 90 AC
17h 58m 44.99s -09° 24' 04.7" P.A. 207.00 sep 22.6 mag 13.87,21.40
| Coord 2000 |
17589-0924 |
|
Discov num |
OSO 90 |
|
Comp |
AC |
|
Coord arcsec 2000 |
17 58 44.99 -09 24 04.7 |
|
| Date first |
1995 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
208 |
|
Pa last |
207 |
|
P.A. Now (θ) |
207° |
|
| Sep first |
22.9 |
|
Sep last |
22.573 |
|
Sep. Now (ρ) |
22.573" |
|
| Mag pri |
13.87 |
|
Mag sec |
21.40 |
|
delta mag (ΔM) |
7.53 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17589-0924 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 58 45 -09 24 05 |
OSO 90 AB |
2015 |
7 |
124 |
20.9 |
13.87 |
20.00 |
6.13 |
|
|
| Show |
|
|
17 58 45 -09 24 05 |
OSO 90 AC |
2015 |
5 |
207 |
22.6 |
13.87 |
21.40 |
7.53 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
Gaia DR2 |
4164349884466349440 |
|
