17311-2129 RST 3107 (HD 158596)
17h 31m 03.47s -21° 29' 06.9" P.A. 226.00 sep 0.4 mag 9.18,11.01 Sp ApSi dist. 236.41 pc (771.17 l.y.)
| Coord 2000 |
17311-2129 |
|
Discov num |
RST3107 |
|
Comp |
|
|
Coord arcsec 2000 |
17 31 03.47 -21 29 06.9 |
|
| Date first |
1935 |
|
Date last |
1991 |
|
Obs |
4 |
|
| Pa first |
243 |
|
Pa last |
226 |
|
P.A. Now (θ) |
226° |
|
| Sep first |
0.3 |
|
Sep last |
0.363 |
|
Sep. Now (ρ) |
0.363" |
|
| Mag pri |
9.18 |
|
Mag sec |
11.01 |
|
delta mag (ΔM) |
1.83 |
|
Spectral class |
ApSi (white) |
|
| Pri motion ra |
-006 |
|
Sec motion ra |
|
|
| Pri motion dec |
-010 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 158596 |
|
Constellation |
Ophiuchus |
|
HIP |
85724 |
|
Tycho2 |
6247-00210-1 |
|
| Gaia DR2 |
4117918470499611904 |
|
HD |
158596 |
|
BD |
BD-21 4626 |
|
Distance |
236.41 |
|
| Distance ly |
771.17 |
|
