18399-2531 OCC 9182 Aa,Ab
18h 39m 52.28s -25° 30' 16.5" P.A. -1.00 sep 0.8 mag 8.90,8.20 Sp A0
| Coord 2000 |
18399-2531 |
|
Discov num |
OCC9182 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
18 39 52.28 -25 30 16.5 |
|
| Date first |
1972 |
|
Date last |
1972 |
|
Obs |
0 |
|
| Pa first |
-1 |
|
Pa last |
-1 |
|
P.A. Now (θ) |
-1 |
|
| Sep first |
0.8 |
|
Sep last |
0.812 |
|
Sep. Now (ρ) |
0.812" |
|
| Mag pri |
8.90 |
|
Mag sec |
8.20 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
18399-2531 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
187106 |
18 39 52 -25 30 16 |
OCC 9182 Aa,Ab |
1972 |
0 |
-1 |
0.8 |
8.90 |
8.20 |
0.70 |
|
<=== |
| Show |
HD 172193 |
187106 |
18 39 52 -25 30 16 |
ARG 32 AB |
2018 |
21 |
220 |
7.0 |
8.60 |
9.10 |
0.50 |
|
|
| Show |
|
187106 |
18 39 52 -25 30 16 |
ARG 32 AC |
2018 |
17 |
285 |
53.2 |
8.60 |
8.84 |
0.24 |
|
|
| Show |
|
187106 |
18 39 52 -25 30 16 |
ARG 32 AD |
2015 |
6 |
217 |
80.2 |
8.60 |
11.33 |
2.73 |
|
|
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
SAO |
187106 |
|
Tycho2 |
6862-01144-1 |
|
Gaia DR2 |
4076337590788231040 |
|