16364-0219 BUP 171 (12 Oph)
16h 36m 21.45s -02° 19' 28.5" P.A. 266.00 sep 137.9 mag 5.76,13.40 Sp K2V dist. 9.75 pc (31.8 l.y.)
Coord 2000 |
16364-0219 |
|
Discov num |
BUP 171 |
|
Comp |
|
|
Coord arcsec 2000 |
16 36 21.45 -02 19 28.5 |
|
Date first |
1910 |
|
Date last |
2011 |
|
Obs |
4 |
|
Pa first |
245 |
|
Pa last |
265.5 |
|
P.A. Now (θ) |
265.5° |
|
Sep first |
100.3 |
|
Sep last |
137.86 |
|
Sep. Now (ρ) |
137.86" |
|
Mag pri |
5.76 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
7.64 |
|
Spectral class |
K2V (yellow-orange) |
|
Pri motion ra |
+458 |
|
Sec motion ra |
|
|
Pri motion dec |
-310 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
12 Oph |
|
Var name |
V2133 Oph |
|
Constellation |
Ophiuchus |
|
SAO |
141269 |
|
HIP |
81300 |
|
Tycho2 |
5052-00996-1 |
|
HD |
149661 |
|
HR |
6171 |
|
GC |
22321 |
|
GL |
Gl 631 |
|
DM |
BD-02 4211 |
|
BD |
BD-01 3220 |
|
Flamsteed |
12 Ophiuchi |
|
Flamsteed name |
12 Oph |
|
FK5 |
1433 |
|
Distance |
9.75 |
|
Distance ly |
31.8 |
|