16309+0159 STF 2055 AB,C (Lam Oph)
16h 30m 54.84s +01° 59' 02.8" P.A. 169.00 sep 119.6 mag 3.82,11.84 Sp A0V+A0V dist. 53.08 pc (173.15 l.y.)
| Coord 2000 |
16309+0159 |
|
Discov num |
STF2055 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
16 30 54.84 +01 59 02.8 |
|
| Date first |
1909 |
|
Date last |
2013 |
|
Obs |
10 |
|
| Pa first |
170 |
|
Pa last |
169 |
|
P.A. Now (θ) |
169° |
|
| Sep first |
119.7 |
|
Sep last |
119.64 |
|
Sep. Now (ρ) |
119.64" |
|
| Mag pri |
3.82 |
|
Mag sec |
11.84 |
|
delta mag (ΔM) |
8.02 |
|
Spectral class |
A0V+A0V (white/white) |
|
| Pri motion ra |
-031 |
|
Sec motion ra |
-031 |
|
| Pri motion dec |
-073 |
|
Sec motion dec |
-077 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.048 (< 0.3, Physical double)
This double is physical.
16309+0159 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Marfik |
121658 |
16 30 55 +01 59 03 |
STF 2055 AB |
2019 |
803 |
44 |
1.4 |
4.15 |
5.15 |
1.00 |
Y |
|
| Show |
Lam Oph |
121658 |
16 30 55 +01 59 03 |
STF 2055 AB,C |
2013 |
10 |
169 |
119.6 |
3.82 |
11.84 |
8.02 |
|
<=== |
| Show |
Marfik |
121658 |
16 30 55 +01 59 03 |
STF 2055 AD |
2020 |
9 |
247 |
308.1 |
4.15 |
10.93 |
6.78 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
Lam Oph |
|
Var name |
NSV7784 Oph |
|
Constellation |
Ophiuchus |
|
SAO |
121658 |
|
| HIP |
80883 |
|
Tycho2 |
0386-02062-1 |
|
Gaia DR2 |
4432032213656434176 |
|
HD |
148857 |
|
| HR |
6149 |
|
GC |
22203 |
|
ADS |
10087 |
|
BD |
BD+02 3118 |
|
| Bayer |
Lambda Ophiuchi |
|
Bayer name |
Lam Oph |
|
Distance |
53.08 |
|
Distance ly |
173.15 |
|
| Bayer greek |
λ Oph |
|
