23305-2231 ARA 2289 BC
23h 30m 29.77s -22° 30' 35.4" P.A. 238.00 sep 44.0 mag 13.20,12.40
| Coord 2000 |
23305-2231 |
|
Discov num |
ARA2289 |
|
Comp |
BC |
|
Coord arcsec 2000 |
23 30 29.77 -22 30 35.4 |
|
| Date first |
1920 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
236 |
|
Pa last |
238.1 |
|
P.A. Now (θ) |
238.1° |
|
| Sep first |
43.6 |
|
Sep last |
43.996 |
|
Sep. Now (ρ) |
43.996" |
|
| Mag pri |
13.20 |
|
Mag sec |
12.40 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
|
|
| Pri motion ra |
+010 |
|
Sec motion ra |
-006 |
|
| Pri motion dec |
-029 |
|
Sec motion dec |
-020 |
|
| Notes |
N
R
(See Notes, Red magnitudes) |
|
rPM=0.598
Nature of this double is uncertain.
23305-2231 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
23 30 29 -22 30 35 |
ARA 2289 AB |
2015 |
7 |
95 |
14.2 |
13.40 |
13.20 |
0.20 |
|
|
| Show |
|
|
23 30 29 -22 30 35 |
ARA 2289 AC |
2015 |
7 |
224 |
33.7 |
13.40 |
12.40 |
1.00 |
|
|
| Show |
|
|
23 30 30 -22 30 35 |
ARA 2289 BC |
2015 |
7 |
238 |
44.0 |
13.20 |
12.40 |
0.80 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
Gaia DR2 |
2388134105864285568 |
|
