17145+1956 HU 488 AB
17h 14m 29.61s +19° 55' 52.3" P.A. 106.00 sep 2.9 mag 9.71,11.16 Sp F2
| Coord 2000 |
17145+1956 |
|
Discov num |
HU 488 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 14 29.61 +19 55 52.3 |
|
| Date first |
1902 |
|
Date last |
2018 |
|
Obs |
24 |
|
| Pa first |
108 |
|
Pa last |
105.6 |
|
P.A. Now (θ) |
105.6° |
|
| Sep first |
3.1 |
|
Sep last |
2.87 |
|
Sep. Now (ρ) |
2.87" |
|
| Mag pri |
9.71 |
|
Mag sec |
11.16 |
|
delta mag (ΔM) |
1.45 |
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
-024 |
|
Sec motion ra |
|
|
| Pri motion dec |
-035 |
|
Sec motion dec |
|
|
| Notes |
W
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
1544-01846-1 |
|
ADS |
10416 |
|
