17164+4643 HDS 2442 (HD 156630)
17h 16m 24.43s +46° 43' 15.0" P.A. 52.00 sep 0.6 mag 9.07,12.20 Sp F0 dist. 184.5 pc (601.84 l.y.)
| Coord 2000 |
17164+4643 |
|
Discov num |
HDS2442 |
|
Comp |
|
|
Coord arcsec 2000 |
17 16 24.43 +46 43 15.0 |
|
| Date first |
1991 |
|
Date last |
2012 |
|
Obs |
8 |
|
| Pa first |
58 |
|
Pa last |
52.4 |
|
P.A. Now (θ) |
52.4° |
|
| Sep first |
0.6 |
|
Sep last |
0.607 |
|
Sep. Now (ρ) |
0.607" |
|
| Mag pri |
9.07 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
3.13 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
+013 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 156630 |
|
Constellation |
Hercules |
|
SAO |
46598 |
|
HIP |
84492 |
|
| Tycho2 |
3508-01404-1 |
|
Gaia DR2 |
1364924560672020608 |
|
HD |
156630 |
|
BD |
BD+46 2286 |
|
| Distance |
184.5 |
|
Distance ly |
601.84 |
|
