18057-3635 HWE 88 A,BC (HD 165063)
18h 05m 44.57s -36° 34' 45.5" P.A. 5.00 sep 3.1 mag 7.89,8.85 Sp B8 dist. 510.2 pc (1664.27 l.y.)
| Coord 2000 |
18057-3635 |
|
Discov num |
HWE 88 |
|
Comp |
A,BC |
|
Coord arcsec 2000 |
18 05 44.57 -36 34 45.5 |
|
| Date first |
1876 |
|
Date last |
2016 |
|
Obs |
16 |
|
| Pa first |
0 |
|
Pa last |
4.5 |
|
P.A. Now (θ) |
4.5° |
|
| Sep first |
1.3 |
|
Sep last |
3.13 |
|
Sep. Now (ρ) |
3.13" |
|
| Mag pri |
7.89 |
|
Mag sec |
8.85 |
|
delta mag (ΔM) |
0.96 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
| Notes |
|
|
Nature of this double is uncertain.
18057-3635 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 165063 |
|
18 05 45 -36 34 46 |
HWE 88 A,BC |
2016 |
16 |
5 |
3.1 |
7.89 |
8.85 |
0.96 |
|
<=== |
| Show |
|
209691 |
18 05 45 -36 34 46 |
B 1876 BC |
1991 |
2 |
22 |
0.4 |
8.97 |
10.53 |
1.56 |
|
|
| Show |
|
|
18 05 45 -36 34 46 |
HWE 88 AD |
2016 |
1 |
224 |
41.7 |
7.89 |
12.50 |
4.61 |
|
|
| Show |
|
|
18 05 45 -36 34 46 |
HWE 88 AE |
2016 |
2 |
196 |
81.6 |
7.89 |
12.10 |
4.21 |
|
|
Quintuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 165063 |
|
Constellation |
Sagittarius |
|
HIP |
88629 |
|
Tycho2 |
7403-06708-1 |
|
| Gaia DR2 |
4038633138106117120 |
|
HD |
165063 |
|
CD |
CD-3612198 |
|
Distance |
510.2 |
|
| Distance ly |
1664.27 |
|
