17166+2635 WHC 15 AB
17h 16m 36.51s +26° 34' 47.2" P.A. 63.00 sep 0.1 mag 9.40,9.70 Sp G5 dist. 201.21 pc (656.35 l.y.)
| Coord 2000 |
17166+2635 |
|
Discov num |
WHC 15 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 16 36.51 +26 34 47.2 |
|
| Date first |
1891 |
|
Date last |
2012 |
|
Obs |
34 |
|
| Pa first |
42 |
|
Pa last |
63.3 |
|
P.A. Now (θ) |
63.3° |
|
| Sep first |
0.3 |
|
Sep last |
0.125 |
|
Sep. Now (ρ) |
0.125" |
|
| Mag pri |
9.40 |
|
Mag sec |
9.70 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
G5 (yellow) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
|
|
| Pri motion dec |
-004 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
17166+2635 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
84967 |
17 16 37 +26 34 47 |
WHC 15 AB |
2012 |
34 |
63 |
0.1 |
9.40 |
9.70 |
0.30 |
|
<=== |
| Show |
HD 156454 |
|
17 16 37 +26 34 47 |
STF 2145 AB,C |
2019 |
64 |
184 |
19.0 |
8.87 |
10.55 |
1.68 |
|
|
| Show |
|
|
17 16 37 +26 34 47 |
WHC 15 AB,D |
2015 |
16 |
324 |
121.6 |
8.87 |
10.27 |
1.40 |
|
|
| Show |
|
|
17 16 36 +26 34 29 |
WHC 15 CD |
2015 |
16 |
329 |
136.5 |
10.55 |
10.27 |
0.28 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
SAO |
84967 |
|
HIP |
84513 |
|
Tycho2 |
2069-02324-1 |
|
| Gaia DR2 |
4573877116380632832 |
|
HD |
156454 |
|
GC |
23335 |
|
BD |
BD+26 2990 |
|
| Distance |
201.21 |
|
Distance ly |
656.35 |
|