17105+1650 HEI 166
17h 10m 26.73s +16° 47' 55.8" P.A. 142.00 sep 3.4 mag 10.20,10.40
| Coord 2000 |
17105+1650 |
|
Discov num |
HEI 166 |
|
Comp |
|
|
Coord arcsec 2000 |
17 10 26.73 +16 47 55.8 |
|
| Date first |
1982 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
148 |
|
Pa last |
142.1 |
|
P.A. Now (θ) |
142.1° |
|
| Sep first |
3.4 |
|
Sep last |
3.37 |
|
Sep. Now (ρ) |
3.37" |
|
| Mag pri |
10.20 |
|
Mag sec |
10.40 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
| Pri motion ra |
-037 |
|
Sec motion ra |
|
|
| Pri motion dec |
+006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Gaia DR2 |
4547726125666937216 |
|
