12307-5736 RST 2801 (HD 108831)
12h 30m 39.03s -57° 35' 46.3" P.A. 126.00 sep 2.2 mag 9.85,12.40 Sp B9IV/V
| Coord 2000 |
12307-5736 |
|
Discov num |
RST2801 |
|
Comp |
|
|
Coord arcsec 2000 |
12 30 39.03 -57 35 46.3 |
|
| Date first |
1934 |
|
Date last |
2015 |
|
Obs |
3 |
|
| Pa first |
126 |
|
Pa last |
126.1 |
|
P.A. Now (θ) |
126.1° |
|
| Sep first |
2.0 |
|
Sep last |
2.164 |
|
Sep. Now (ρ) |
2.164" |
|
| Mag pri |
9.85 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
2.55 |
|
Spectral class |
B9IV/V (blue-white) |
|
| Pri motion ra |
-012 |
|
Sec motion ra |
|
|
| Pri motion dec |
-002 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 108831 |
|
Constellation |
Crux |
|
SAO |
240008 |
|
Tycho2 |
8654-03114-1 |
|
| Gaia DR2 |
6071594128762190208 |
|
HD |
108831 |
|
