17479+3417 BU 632 AB
17h 47m 52.05s +34° 16' 40.3" P.A. 344.00 sep 5.8 mag 6.58,12.80 Sp B3V dist. 341.3 pc (1113.32 l.y.)
| Coord 2000 |
17479+3417 |
|
Discov num |
BU 632 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 47 52.05 +34 16 40.3 |
|
| Date first |
1877 |
|
Date last |
2017 |
|
Obs |
12 |
|
| Pa first |
344 |
|
Pa last |
344.1 |
|
P.A. Now (θ) |
344.1° |
|
| Sep first |
5.5 |
|
Sep last |
5.75 |
|
Sep. Now (ρ) |
5.75" |
|
| Mag pri |
6.58 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
6.22 |
|
Spectral class |
B3V (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-005 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17479+3417 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
66336 |
17 47 52 +34 16 40 |
BU 632 AB |
2017 |
12 |
344 |
5.8 |
6.58 |
12.80 |
6.22 |
|
<=== |
| Show |
|
66336 |
17 47 52 +34 16 40 |
BU 632 AC |
2010 |
6 |
349 |
30.0 |
6.58 |
13.30 |
6.72 |
|
|
| Show |
HD 162094 |
66336 |
17 47 52 +34 16 40 |
STT 336 AD |
2010 |
16 |
163 |
41.0 |
6.58 |
10.64 |
4.06 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
SAO |
66336 |
|
HIP |
87105 |
|
Tycho2 |
2615-02020-1 |
|
| Gaia DR2 |
4607515575120992640 |
|
HD |
162094 |
|
GC |
24178 |
|
BD |
BD+34 3050 |
|
| Distance |
341.3 |
|
Distance ly |
1113.32 |
|
