15558-3742 SWR 187

 
 
15h 55m 50.75s -37 41' 41.8" P.A. 354 sep 7.6 mag 12.80,13.00 Sp A7+A7
 
 
Coord 2000
15558-3742
Discov num
SWR 187
Comp
Coord arcsec 2000
15 55 50.75 -37 41 41.8
Date first
1998
Date last
2010
Obs
5
Pa first
355
Pa last
354
P.A. Now (θ)
354°
Sep first
7.8
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
12.80
Mag sec
13.00
delta mag (ΔM)
0.2
Spectral class
A7+A7 (white/white)
Pri motion ra
+007
Sec motion ra
-006
Pri motion dec
-004
Sec motion dec
+054
Notes
rPM=1.094
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
353.8
Precise sep
7.62
Constellation
Lupus
last precise pa
353.8
last precise sep
7.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15558-3742 SWR 187 1999 1 355 7.9 12.80 13.00 A7 A7 D 155550.75-374141.8
15558-3742 SWR 187 2001 3 355 7.9 12.80 13.00 A7 A7 D 155550.75-374141.8
15558-3742 SWR 187 2010 5 356 6.9 12.80 13.00 A7+A7 155550.75-374141.8

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