17166+2635 WHC 15 CD
17h 16m 36.43s +26° 34' 29.2" P.A. 329.00 sep 136.5 mag 10.55,10.27 dist. 917.43 pc (2992.66 l.y.)
Coord 2000 |
17166+2635 |
|
Discov num |
WHC 15 |
|
Comp |
CD |
|
Coord arcsec 2000 |
17 16 36.43 +26 34 29.2 |
|
Date first |
1893 |
|
Date last |
2015 |
|
Obs |
16 |
|
Pa first |
330 |
|
Pa last |
329.2 |
|
P.A. Now (θ) |
329.2° |
|
Sep first |
141.9 |
|
Sep last |
136.537 |
|
Sep. Now (ρ) |
136.537" |
|
Mag pri |
10.55 |
|
Mag sec |
10.27 |
|
delta mag (ΔM) |
0.28 |
|
Spectral class |
|
|
Pri motion ra |
-027 |
|
Sec motion ra |
-010 |
|
Pri motion dec |
-050 |
|
Sec motion dec |
-087 |
|
Notes |
N
(See Notes) |
|
rPM=0.465
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 |
|
HIP |
84512 |
|
Tycho2 |
2069-02393-1 |
|
Gaia DR2 |
4573877116380631552 |
|
Distance |
917.43 |
|
Distance ly |
2992.66 |
|