17522-2829 BU 1122 BC
17h 52m 14.17s -28° 28' 39.4" P.A. 132.00 sep 1.5 mag 11.00,11.40
| Coord 2000 |
17522-2829 |
|
Discov num |
BU 1122 |
|
Comp |
BC |
|
Coord arcsec 2000 |
17 52 14.17 -28 28 39.4 |
|
| Date first |
1889 |
|
Date last |
1960 |
|
Obs |
11 |
|
| Pa first |
175 |
|
Pa last |
132 |
|
P.A. Now (θ) |
132° |
|
| Sep first |
1.3 |
|
Sep last |
1.51 |
|
Sep. Now (ρ) |
1.51" |
|
| Mag pri |
11.00 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
|
|
| Pri motion ra |
-013 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
17522-2829 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 162438 |
|
17 52 14 -28 28 46 |
HWE 40 AB |
2015 |
15 |
8 |
7.1 |
8.48 |
11.00 |
2.52 |
|
|
| Show |
|
|
17 52 14 -28 28 46 |
HWE 40 AD |
2015 |
4 |
2 |
12.0 |
8.48 |
12.50 |
4.02 |
|
|
| Show |
|
|
17 52 14 -28 28 46 |
HWE 40 AE |
2015 |
4 |
11 |
21.7 |
8.48 |
12.50 |
4.02 |
|
|
| Show |
|
|
17 52 14 -28 28 39 |
BU 1122 BC |
1960 |
11 |
132 |
1.5 |
11.00 |
11.40 |
0.40 |
|
<=== |
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
Gaia DR2 |
4057382555747451264 |
|
