17205+4739 A 2088
17h 20m 32.37s +47° 38' 51.5" P.A. 8.00 sep 0.3 mag 9.90,10.00 Sp F8
| Coord 2000 |
17205+4739 |
|
Discov num |
A 2088 |
|
Comp |
|
|
Coord arcsec 2000 |
17 20 32.37 +47 38 51.5 |
|
| Date first |
1909 |
|
Date last |
2014 |
|
Obs |
14 |
|
| Pa first |
28 |
|
Pa last |
7.9 |
|
P.A. Now (θ) |
7.9° |
|
| Sep first |
0.3 |
|
Sep last |
0.338 |
|
Sep. Now (ρ) |
0.338" |
|
| Mag pri |
9.90 |
|
Mag sec |
10.00 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
-031 |
|
Sec motion ra |
|
|
| Pri motion dec |
+021 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
3512-00299-1 |
|
Gaia DR2 |
1365128485718203776 |
|
ADS |
10494 |
|
