20205-2912 HJ 5188 AB (HD 193281)
20h 20m 27.88s -29° 11' 50.0" P.A. 38.00 sep 3.7 mag 6.66,10.13 Sp A2III dist. 136.05 pc (443.8 l.y.)
| Coord 2000 |
20205-2912 |
|
Discov num |
HJ 5188 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 20 27.88 -29 11 50.0 |
|
| Date first |
1834 |
|
Date last |
2015 |
|
Obs |
46 |
|
| Pa first |
71 |
|
Pa last |
38.3 |
|
P.A. Now (θ) |
38.3° |
|
| Sep first |
4.0 |
|
Sep last |
3.664 |
|
Sep. Now (ρ) |
3.664" |
|
| Mag pri |
6.66 |
|
Mag sec |
10.13 |
|
delta mag (ΔM) |
3.47 |
|
Spectral class |
A2III (white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
-001 |
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20205-2912 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 193281 |
189164 |
20 20 28 -29 11 50 |
HJ 5188 AB |
2015 |
46 |
38 |
3.7 |
6.66 |
10.13 |
3.47 |
|
<=== |
| Show |
|
189164 |
20 20 28 -29 11 50 |
HJ 5188 AC |
2018 |
47 |
321 |
27.3 |
6.66 |
7.55 |
0.89 |
|
|
| Show |
|
189164 |
20 20 28 -29 11 50 |
HJ 5188 AD |
2015 |
6 |
38 |
120.6 |
6.66 |
10.05 |
3.39 |
|
|
| Show |
|
|
20 20 28 -29 11 47 |
WIE 1 BF |
1999 |
5 |
263 |
437.0 |
10.13 |
9.85 |
0.28 |
|
|
| Show |
|
|
20 20 34 -29 10 15 |
HJ 5188 DE |
2016 |
28 |
186 |
4.7 |
10.05 |
9.98 |
0.07 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 193281 |
|
Constellation |
Sagittarius |
|
SAO |
189164 |
|
HIP |
100288 |
|
| Tycho2 |
6918-01823-1 |
|
Gaia DR2 |
6797587122396076928 |
|
HD |
193281 |
|
HR |
7764 |
|
| GC |
28269 |
|
ADS |
13702 |
|
CD |
CD-2916981 |
|
Distance |
136.05 |
|
| Distance ly |
443.8 |
|
