18019-2247 BU 283 AC
18h 01m 54.38s -22° 46' 49.0" P.A. 33.00 sep 13.6 mag 5.77,14.00 Sp B0Iab/Ib dist. 7142.86 pc (23300.01 l.y.)
| Coord 2000 |
18019-2247 |
|
Discov num |
BU 283 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 01 54.38 -22 46 49.0 |
|
| Date first |
1892 |
|
Date last |
1999 |
|
Obs |
3 |
|
| Pa first |
34 |
|
Pa last |
33.4 |
|
P.A. Now (θ) |
33.4° |
|
| Sep first |
14.1 |
|
Sep last |
13.638 |
|
Sep. Now (ρ) |
13.638" |
|
| Mag pri |
5.77 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
8.23 |
|
Spectral class |
B0Iab/Ib (blue-white) |
|
| Pri motion ra |
+001 |
|
Sec motion ra |
+071 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
+117 |
|
| Notes |
|
|
rPM=1.009
This double is not physical.
18019-2247 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
NSV9996 |
186135 |
18 01 54 -22 46 49 |
BU 283 AB |
1998 |
8 |
238 |
8.3 |
5.77 |
12.80 |
7.03 |
|
|
| Show |
|
186135 |
18 01 54 -22 46 49 |
BU 283 AC |
1999 |
3 |
33 |
13.6 |
5.77 |
14.00 |
8.23 |
|
<=== |
| Show |
|
186135 |
18 01 54 -22 46 49 |
FOX 9030 AD |
1999 |
3 |
265 |
24.5 |
5.77 |
14.00 |
8.23 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
NSV9996 |
|
Constellation |
Sagittarius |
|
SAO |
186135 |
|
HIP |
88298 |
|
| Tycho2 |
6842-00111-1 |
|
Gaia DR2 |
4069469560083491712 |
|
HD |
164402 |
|
HR |
6716 |
|
| ADS |
10983 |
|
BD |
BD-22 4503 |
|
CD |
CD-2212441 |
|
CP |
CP-22 6547 |
|
| Distance |
7142.86 |
|
Distance ly |
23300.01 |
|
