15306-5807 HJ 4771 (HD 137772)
15h 30m 34.32s -58° 06' 27.5" P.A. 187.00 sep 5.4 mag 8.54,8.80 Sp A2V
| Coord 2000 |
15306-5807 |
|
Discov num |
HJ 4771 |
|
Comp |
|
|
Coord arcsec 2000 |
15 30 34.32 -58 06 27.5 |
|
| Date first |
1835 |
|
Date last |
2016 |
|
Obs |
14 |
|
| Pa first |
187 |
|
Pa last |
186.9 |
|
P.A. Now (θ) |
186.9° |
|
| Sep first |
4.0 |
|
Sep last |
5.405 |
|
Sep. Now (ρ) |
5.405" |
|
| Mag pri |
8.54 |
|
Mag sec |
8.80 |
|
delta mag (ΔM) |
0.26 |
|
Spectral class |
A2V (white) |
|
| Pri motion ra |
-022 |
|
Sec motion ra |
|
|
| Pri motion dec |
-072 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 137772 |
|
Constellation |
Norma |
|
Tycho2 |
8703-00229-1 |
|
Gaia DR2 |
5882218437921968768 |
|
| HD |
137772 |
|