18122+0814 GII 261 Aa,Ab
18h 12m 10.31s +08° 13' 37.8" P.A. 39.00 sep 0.2 mag 8.10,8.10 Sp K0 dist. 157.48 pc (513.7 l.y.)
| Coord 2000 |
18122+0814 |
|
Discov num |
GII 261 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 12 10.31 +08 13 37.8 |
|
| Date first |
2013 |
|
Date last |
2013 |
|
Obs |
1 |
|
| Pa first |
39 |
|
Pa last |
39 |
|
P.A. Now (θ) |
39° |
|
| Sep first |
0.2 |
|
Sep last |
0.176 |
|
Sep. Now (ρ) |
0.176" |
|
| Mag pri |
8.10 |
|
Mag sec |
8.10 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-016 |
|
Sec motion ra |
|
|
| Pri motion dec |
-051 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18122+0814 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
123239 |
18 12 10 +08 13 38 |
GII 261 Aa,Ab |
2013 |
1 |
39 |
0.2 |
8.10 |
8.10 |
0.00 |
|
<=== |
| Show |
HD 166844 |
123239 |
18 12 10 +08 13 38 |
HDS 2568 AB |
2013 |
5 |
263 |
0.6 |
7.39 |
10.62 |
3.23 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Ophiuchus |
|
SAO |
123239 |
|
HIP |
89195 |
|
Tycho2 |
1009-01829-1 |
|
| HD |
166844 |
|
BD |
BD+08 3610 |
|
Distance |
157.48 |
|
Distance ly |
513.7 |
|
