15288-3129 I 239 (HD 137728)
15h 28m 46.06s -31° 28' 32.4" P.A. 278.00 sep 0.3 mag 7.58,8.63 Sp A3V dist. 289.02 pc (942.78 l.y.)
| Coord 2000 |
15288-3129 |
|
Discov num |
I 239 |
|
Comp |
|
|
Coord arcsec 2000 |
15 28 46.06 -31 28 32.4 |
|
| Date first |
1897 |
|
Date last |
2018 |
|
Obs |
17 |
|
| Pa first |
0 |
|
Pa last |
277.7 |
|
P.A. Now (θ) |
277.7° |
|
| Sep first |
0.6 |
|
Sep last |
0.296 |
|
Sep. Now (ρ) |
0.296" |
|
| Mag pri |
7.58 |
|
Mag sec |
8.63 |
|
delta mag (ΔM) |
1.05 |
|
Spectral class |
A3V (white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 137728 |
|
Constellation |
Lupus |
|
SAO |
206688 |
|
HIP |
75772 |
|
| Tycho2 |
7314-01362-1 |
|
Gaia DR2 |
6208582797847418368 |
|
HD |
137728 |
|
GC |
20791 |
|
| CD |
CD-3111981 |
|
CP |
CP-31 4120 |
|
Distance |
289.02 |
|
Distance ly |
942.78 |
|
