21094-7310 HDO 305 AB,C
21h 09m 22.44s -73° 10' 22.6" P.A. 118.00 sep 6.4 mag 5.70,13.50 Sp F8-G0V dist. 19.77 pc (64.49 l.y.)
| Coord 2000 |
21094-7310 |
|
Discov num |
HDO 305 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
21 09 22.44 -73 10 22.6 |
|
| Date first |
1894 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
130 |
|
Pa last |
118 |
|
P.A. Now (θ) |
118° |
|
| Sep first |
6.0 |
|
Sep last |
6.374 |
|
Sep. Now (ρ) |
6.374" |
|
| Mag pri |
5.70 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
7.8 |
|
Spectral class |
F8-G0V (yellow-white/yellow) |
|
| Pri motion ra |
+460 |
|
Sec motion ra |
|
|
| Pri motion dec |
-286 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21094-7310 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
257890 |
21 09 22 -73 10 23 |
I 379 AB |
2022 |
16 |
22 |
0.1 |
5.80 |
8.60 |
2.80 |
Y |
|
| Show |
|
257890 |
21 09 22 -73 10 23 |
HDO 305 AB,C |
2015 |
7 |
118 |
6.4 |
5.70 |
13.50 |
7.80 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pavo |
|
SAO |
257890 |
|
HIP |
104440 |
|
Tycho2 |
9333-01274-1 |
|
| HD |
200525 |
|
HR |
8061 |
|
DM |
CP-73 1547 |
|
CD |
CD-73 1547 |
|
| CP |
CP-73 2192 |
|
Distance |
19.77 |
|
Distance ly |
64.49 |
|
