12219-0237 HLD 12 AB (HD 107571)
12h 21m 52.68s -02° 37' 11.6" P.A. 99.00 sep 1.1 mag 10.36,11.14 Sp G0
| Coord 2000 |
12219-0237 |
|
Discov num |
HLD 12 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 21 52.68 -02 37 11.6 |
|
| Date first |
1881 |
|
Date last |
2016 |
|
Obs |
18 |
|
| Pa first |
93 |
|
Pa last |
98.5 |
|
P.A. Now (θ) |
98.5° |
|
| Sep first |
1.1 |
|
Sep last |
1.052 |
|
Sep. Now (ρ) |
1.052" |
|
| Mag pri |
10.36 |
|
Mag sec |
11.14 |
|
delta mag (ΔM) |
0.78 |
|
Spectral class |
G0 (yellow) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
+006 |
|
| Pri motion dec |
-041 |
|
Sec motion dec |
-041 |
|
| Notes |
|
|
Nature of this double is uncertain.
12219-0237 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 107571 |
|
12 21 53 -02 37 12 |
HLD 12 AB |
2016 |
18 |
99 |
1.1 |
10.36 |
11.14 |
0.78 |
|
<=== |
| Show |
|
|
12 21 53 -02 37 12 |
HLD 12 AC |
2019 |
5 |
315 |
50.2 |
10.36 |
14.29 |
3.93 |
|
|
| Show |
|
|
12 21 53 -02 37 12 |
HLD 12 AD |
2019 |
7 |
307 |
117.8 |
10.36 |
12.11 |
1.75 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 107571 |
|
Constellation |
Virgo |
|
Tycho2 |
4944-00358-1 |
|
Gaia DR2 |
3693504473920996608 |
|
| HD |
107571 |
|