17174+1319 HDS 2444 (HD 156497)
17h 17m 24.10s +13° 18' 36.8" P.A. 291.00 sep 0.2 mag 8.56,8.79 Sp A2 dist. 193.05 pc (629.73 l.y.)
| Coord 2000 |
17174+1319 |
|
Discov num |
HDS2444 |
|
Comp |
|
|
Coord arcsec 2000 |
17 17 24.10 +13 18 36.8 |
|
| Date first |
1991 |
|
Date last |
2018 |
|
Obs |
8 |
|
| Pa first |
28 |
|
Pa last |
290.6 |
|
P.A. Now (θ) |
290.6° |
|
| Sep first |
0.1 |
|
Sep last |
0.21 |
|
Sep. Now (ρ) |
0.21" |
|
| Mag pri |
8.56 |
|
Mag sec |
8.79 |
|
delta mag (ΔM) |
0.23 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-015 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 156497 |
|
Constellation |
Hercules |
|
HIP |
84584 |
|
Tycho2 |
0990-01673-1 |
|
| Gaia DR2 |
4541541510200344832 |
|
HD |
156497 |
|
BD |
BD+13 3342 |
|
Distance |
193.05 |
|
| Distance ly |
629.73 |
|