17316-2958 B 345 (HD 315939)
17h 31m 33.05s -29° 58' 02.3" P.A. 115.00 sep 0.6 mag 10.36,10.20 Sp F5 dist. 531.91 pc (1735.09 l.y.)
| Coord 2000 |
17316-2958 |
|
Discov num |
B 345 |
|
Comp |
|
|
Coord arcsec 2000 |
17 31 33.05 -29 58 02.3 |
|
| Date first |
1926 |
|
Date last |
2016 |
|
Obs |
6 |
|
| Pa first |
113 |
|
Pa last |
115.3 |
|
P.A. Now (θ) |
115.3° |
|
| Sep first |
0.4 |
|
Sep last |
0.591 |
|
Sep. Now (ρ) |
0.591" |
|
| Mag pri |
10.36 |
|
Mag sec |
10.20 |
|
delta mag (ΔM) |
0.16 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+010 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 315939 |
|
Constellation |
Ophiuchus |
|
HIP |
85770 |
|
Tycho2 |
6838-00499-1 |
|
| Gaia DR2 |
4058635625435456128 |
|
HD |
315939 |
|
CD |
CD-2913658 |
|
CP |
CP-29 4757 |
|
| Distance |
531.91 |
|
Distance ly |
1735.09 |
|
