17175+1711 HO 651 AB
17h 17m 30.27s +17° 16' 57.4" P.A. 48.00 sep 9.9 mag 10.60,12.60
| Coord 2000 |
17175+1711 |
|
Discov num |
HO 651 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 17 30.27 +17 16 57.4 |
|
| Date first |
1898 |
|
Date last |
2018 |
|
Obs |
12 |
|
| Pa first |
60 |
|
Pa last |
47.7 |
|
P.A. Now (θ) |
47.7° |
|
| Sep first |
7.6 |
|
Sep last |
9.909 |
|
Sep. Now (ρ) |
9.909" |
|
| Mag pri |
10.60 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
|
|
| Pri motion ra |
-006 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-032 |
|
Sec motion dec |
-007 |
|
| Notes |
|
|
rPM=0.79
Nature of this double is uncertain.
17175+1711 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
17 17 30 +17 16 57 |
HO 651 AB |
2018 |
12 |
48 |
9.9 |
10.60 |
12.60 |
2.00 |
|
<=== |
| Show |
|
|
17 17 30 +17 16 57 |
DAM 92 AC |
2015 |
4 |
15 |
15.9 |
10.60 |
16.00 |
5.40 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1540-01188-1 |
|
Gaia DR2 |
4547355281011555712 |
|
