22398-1942 HDO 171 AB
22h 39m 45.53s -19° 42' 00.1" P.A. 357.00 sep 66.5 mag 9.25,10.47 Sp K0
| Coord 2000 |
22398-1942 |
|
Discov num |
HDO 171 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 39 45.53 -19 42 00.1 |
|
| Date first |
1917 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
344 |
|
Pa last |
357.1 |
|
P.A. Now (θ) |
357.1° |
|
| Sep first |
62.6 |
|
Sep last |
66.481 |
|
Sep. Now (ρ) |
66.481" |
|
| Mag pri |
9.25 |
|
Mag sec |
10.47 |
|
delta mag (ΔM) |
1.22 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-033 |
|
Sec motion ra |
-013 |
|
| Pri motion dec |
-060 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=0.746
Nature of this double is uncertain.
22398-1942 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
22 39 46 -19 42 00 |
HDO 171 AB |
2015 |
13 |
357 |
66.5 |
9.25 |
10.47 |
1.22 |
|
<=== |
| Show |
|
|
22 39 45 -19 40 54 |
HDO 171 BC |
2018 |
14 |
264 |
10.0 |
10.47 |
11.87 |
1.40 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
Tycho2 |
6389-00846-1 |
|
Gaia DR2 |
2401721763185592576 |
|
