17182+1559 HEI 246
17h 18m 13.17s +15° 58' 13.7" P.A. 45.00 sep 1.2 mag 11.00,11.50
| Coord 2000 |
17182+1559 |
|
Discov num |
HEI 246 |
|
Comp |
|
|
Coord arcsec 2000 |
17 18 13.17 +15 58 13.7 |
|
| Date first |
1982 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
32 |
|
Pa last |
45.3 |
|
P.A. Now (θ) |
45.3° |
|
| Sep first |
0.8 |
|
Sep last |
1.16 |
|
Sep. Now (ρ) |
1.16" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+056 |
|
Sec motion ra |
|
|
| Pri motion dec |
-050 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1536-01112-1 |
|
Gaia DR2 |
4546643347232750720 |
|
