18365-2354 ARA 2240 AB
18h 36m 30.53s -23° 53' 57.9" P.A. 317.00 sep 10.4 mag 11.20,11.70
| Coord 2000 |
18365-2354 |
|
Discov num |
ARA2240 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 36 30.53 -23 53 57.9 |
|
| Date first |
1928 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
320 |
|
Pa last |
317.2 |
|
P.A. Now (θ) |
317.2° |
|
| Sep first |
11.1 |
|
Sep last |
10.409 |
|
Sep. Now (ρ) |
10.409" |
|
| Mag pri |
11.20 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+014 |
|
Sec motion ra |
+029 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
-008 |
|
| Notes |
R
(Red magnitudes) |
|
rPM=0.565
Nature of this double is uncertain.
18365-2354 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
18 36 31 -23 53 58 |
ARA 2240 AB |
2015 |
7 |
317 |
10.4 |
11.20 |
11.70 |
0.50 |
|
<=== |
| Show |
|
|
18 36 30 -23 53 50 |
ARA 2240 BC |
2015 |
7 |
3 |
12.6 |
11.25 |
12.00 |
0.75 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Gaia DR2 |
4077588491452947200 |
|
