15202-3823 DUN 181AB

 
 
15h 20m 14.11s -38 22' 43.3" P.A. 351.00 sep 30.0 mag 9.60,10.18 Sp B9V
 
 
Coord 2000
15202-3823
Discov num
DUN 181
Comp
AB
Coord arcsec 2000
15 20 14.11 -38 22 43.3
Date first
1912
Date last
2020
Obs
12
Pa first
349
Pa last
351
P.A. Now (θ)
351°
Sep first
28.8
Sep last
30.0
Sep. Now (ρ)
30"
Mag pri
9.60
Mag sec
10.18
delta mag (ΔM)
0.58
Spectral class
B9V (blue-white)
Pri motion ra
-004
Sec motion ra
+008
Pri motion dec
-011
Sec motion dec
+001
Notes
rPM=1.45
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 206530 15 20 14 -38 22 43 DUN 181 AB 2020 12 351 30.0 9.60 10.18 0.58 <===
Show 206530 15 20 14 -38 22 14 DUN 181 BC 2020 8 317 21.0 10.18 10.50 0.32
Show 206530 15 20 14 -38 22 14 DUN 181 BD 2015 5 339 16.4 10.18 11.52 1.34
Show 206530 15 20 13 -38 21 58 DUN 181 CD 2020 8 91 8.2 11.65 13.30 1.65
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351.1
Precise sep
29.97
Constellation
Lupus
SAO
206530
Tycho2
7835-01752-1
Gaia DR2
6006932605834289792
HD
136125
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15202-3823 DUN 181 AB 1999 9 351 29.9 9.60 10.32 B9V D 152014.11-382243.3
15202-3823 DUN 181 AB 2015 11 351 29.9 9.60 10.18 B9V 152014.11-382243.3

If you need more information about this double, apply for a data request form to the WDS.