17226-2049 DON 833 (HD 157186)
17h 22m 37.18s -20° 49' 13.8" P.A. 257.00 sep 7.8 mag 9.04,12.50 Sp G8/K0IV
| Coord 2000 |
17226-2049 |
|
Discov num |
DON 833 |
|
Comp |
|
|
Coord arcsec 2000 |
17 22 37.18 -20 49 13.8 |
|
| Date first |
1933 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
248 |
|
Pa last |
257.1 |
|
P.A. Now (θ) |
257.1° |
|
| Sep first |
5.8 |
|
Sep last |
7.819 |
|
Sep. Now (ρ) |
7.819" |
|
| Mag pri |
9.04 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
3.46 |
|
Spectral class |
G8/K0IV (yellow) |
|
| Pri motion ra |
+023 |
|
Sec motion ra |
|
|
| Pri motion dec |
-013 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 157186 |
|
Constellation |
Ophiuchus |
|
SAO |
185334 |
|
Tycho2 |
6246-00170-1 |
|
| Gaia DR2 |
4121155604527974656 |
|
HD |
157186 |
|