15202-3823 DUN 181 BC
15h 20m 13.71s -38° 22' 13.9" P.A. 317.00 sep 21.0 mag 10.18,10.50 Sp +K2Ve
Coord 2000 |
15202-3823 |
|
Discov num |
DUN 181 |
|
Comp |
BC |
|
Coord arcsec 2000 |
15 20 13.71 -38 22 13.9 |
|
Date first |
1912 |
|
Date last |
2020 |
|
Obs |
8 |
|
Pa first |
330 |
|
Pa last |
316.7 |
|
P.A. Now (θ) |
316.7° |
|
Sep first |
21.3 |
|
Sep last |
21.03 |
|
Sep. Now (ρ) |
21.03" |
|
Mag pri |
10.18 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.32 |
|
Spectral class |
+K2Ve |
|
Pri motion ra |
+008 |
|
Sec motion ra |
-025 |
|
Pri motion dec |
+001 |
|
Sec motion dec |
-030 |
|
Notes |
L
(Linear solution) |
|
rPM=1.159
This double is not physical.
15202-3823 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 136125 |
|
15 20 14 -38 22 43 |
DUN 181 AB |
2020 |
13 |
351 |
30.0 |
9.60 |
10.18 |
0.58 |
|
|
Show |
|
|
15 20 14 -38 22 14 |
DUN 181 BC |
2020 |
8 |
317 |
21.0 |
10.18 |
10.50 |
0.32 |
|
<=== |
Show |
|
|
15 20 14 -38 22 14 |
DUN 181 BD |
2015 |
5 |
339 |
16.4 |
10.18 |
11.52 |
1.34 |
|
|
Show |
|
|
15 20 13 -38 21 58 |
DUN 181 CD |
2020 |
8 |
91 |
8.2 |
11.65 |
13.30 |
1.65 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lupus |
|
Tycho2 |
7835-02347-1 |
|
Gaia DR2 |
6006932635892069248 |
|