12455-4552 DON 554 AB
12h 45m 27.62s -45° 51' 45.2" P.A. 313.00 sep 1.3 mag 10.07,13.60 Sp G8V dist. 78.43 pc (255.84 l.y.)
| Coord 2000 |
12455-4552 |
|
Discov num |
DON 554 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 45 27.62 -45 51 45.2 |
|
| Date first |
1929 |
|
Date last |
1948 |
|
Obs |
3 |
|
| Pa first |
310 |
|
Pa last |
312.9 |
|
P.A. Now (θ) |
312.9° |
|
| Sep first |
1.0 |
|
Sep last |
1.3 |
|
Sep. Now (ρ) |
1.3" |
|
| Mag pri |
10.07 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
3.53 |
|
Spectral class |
G8V (yellow) |
|
| Pri motion ra |
-051 |
|
Sec motion ra |
|
|
| Pri motion dec |
-061 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
12455-4552 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 110861 |
223647 |
12 45 28 -45 51 45 |
HDS 1789 Aa,Ab |
2021 |
5 |
326 |
0.1 |
10.07 |
10.47 |
0.40 |
Y |
|
| Show |
|
223647 |
12 45 28 -45 51 45 |
DON 554 AB |
1948 |
3 |
313 |
1.3 |
10.07 |
13.60 |
3.53 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Centaurus |
|
SAO |
223647 |
|
HIP |
62252 |
|
Tycho2 |
8245-00584-1 |
|
| Gaia DR2 |
6129293062999434240 |
|
HD |
110861 |
|
CD |
CD-45 7991 |
|
CP |
CP-45 6023 |
|
| Distance |
78.43 |
|
Distance ly |
255.84 |
|
