17475-0847 OSO 84 AB
17h 47m 27.96s -08° 46' 47.7" P.A. 210.00 sep 12.0 mag 10.60,18.20 Sp sdF8 dist. 104.28 pc (340.16 l.y.)
| Coord 2000 |
17475-0847 |
|
Discov num |
OSO 84 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 47 27.96 -08 46 47.7 |
|
| Date first |
1995 |
|
Date last |
1999 |
|
Obs |
2 |
|
| Pa first |
203 |
|
Pa last |
210.1 |
|
P.A. Now (θ) |
210.1° |
|
| Sep first |
12.8 |
|
Sep last |
12.01 |
|
Sep. Now (ρ) |
12.01" |
|
| Mag pri |
10.60 |
|
Mag sec |
18.20 |
|
delta mag (ΔM) |
7.6 |
|
Spectral class |
sdF8 |
|
| Pri motion ra |
+243 |
|
Sec motion ra |
|
|
| Pri motion dec |
-365 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
17475-0847 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 47 28 -08 46 48 |
OSO 84 AB |
1999 |
2 |
210 |
12.0 |
10.60 |
18.20 |
7.60 |
|
<=== |
| Show |
|
|
17 47 28 -08 46 48 |
OSO 84 AC |
1999 |
2 |
319 |
16.0 |
10.60 |
17.20 |
6.60 |
|
|
| Show |
|
|
17 47 28 -08 46 48 |
OSO 84 AD |
1999 |
2 |
303 |
21.2 |
10.60 |
17.20 |
6.60 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
HIP |
87062 |
|
Tycho2 |
5661-00873-1 |
|
Gaia DR2 |
4165370682234416256 |
|
| BD |
BD-08 4501 |
|
Distance |
104.28 |
|
Distance ly |
340.16 |
|
