19380-1925 ARA 789 AB
19h 38m 01.82s -19° 24' 02.0" P.A. 72.00 sep 8.4 mag 11.39,14.10
| Coord 2000 |
19380-1925 |
|
Discov num |
ARA 789 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 38 01.82 -19 24 02.0 |
|
| Date first |
1919 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
58 |
|
Pa last |
71.7 |
|
P.A. Now (θ) |
71.7° |
|
| Sep first |
11.5 |
|
Sep last |
8.4 |
|
Sep. Now (ρ) |
8.4" |
|
| Mag pri |
11.39 |
|
Mag sec |
14.10 |
|
delta mag (ΔM) |
2.71 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
+009 |
|
Sec motion dec |
+035 |
|
| Notes |
|
|
rPM=0.793
Nature of this double is uncertain.
19380-1925 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
19 38 02 -19 24 02 |
ARA 789 AB |
2015 |
4 |
72 |
8.4 |
11.39 |
14.10 |
2.71 |
|
<=== |
| Show |
|
|
19 38 02 -19 24 02 |
BRT 1554 AC |
2015 |
5 |
126 |
5.4 |
11.39 |
13.80 |
2.41 |
|
|
| Show |
|
|
19 38 02 -19 23 59 |
BRT 1554 BC |
2016 |
5 |
212 |
6.8 |
14.10 |
13.80 |
0.30 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Tycho2 |
6307-00386-1 |
|
Gaia DR2 |
6869342522537910912 |
|
