21452-0616 HDO 167 AC (HD 206812)
21h 44m 46.57s -06° 21' 08.6" P.A. 37.00 sep 12.0 mag 8.26,12.30 Sp A0 dist. 241.55 pc (787.94 l.y.)
| Coord 2000 |
21452-0616 |
|
Discov num |
HDO 167 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 44 46.57 -06 21 08.6 |
|
| Date first |
1892 |
|
Date last |
2018 |
|
Obs |
8 |
|
| Pa first |
33 |
|
Pa last |
37.3 |
|
P.A. Now (θ) |
37.3° |
|
| Sep first |
11.5 |
|
Sep last |
12.03 |
|
Sep. Now (ρ) |
12.03" |
|
| Mag pri |
8.26 |
|
Mag sec |
12.30 |
|
delta mag (ΔM) |
4.04 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+017 |
|
Sec motion ra |
+026 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=0.345
Nature of this double is uncertain.
21452-0616 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
145632 |
21 44 47 -06 21 09 |
A 3110 AB |
2016 |
6 |
310 |
6.6 |
8.26 |
13.80 |
5.54 |
|
|
| Show |
HD 206812 |
145632 |
21 44 47 -06 21 09 |
HDO 167 AC |
2018 |
8 |
37 |
12.0 |
8.26 |
12.30 |
4.04 |
|
<=== |
| Show |
|
145632 |
21 44 47 -06 21 09 |
HDO 167 AD |
2018 |
7 |
112 |
27.8 |
8.26 |
13.50 |
5.24 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 206812 |
|
Constellation |
Aquarius |
|
SAO |
145632 |
|
HIP |
107365 |
|
| Tycho2 |
5221-00706-1 |
|
Gaia DR2 |
2667933388198933248 |
|
HD |
206812 |
|
BD |
BD-07 5626 |
|
| Distance |
241.55 |
|
Distance ly |
787.94 |
|
