18163-1506 J  2203AB

 
 
18h 16m 18.82s -15 07' 20.3" P.A. 90 sep 14.5 mag 10.91,12.73
 
 
Coord 2000
18163-1506
Discov num
J  2203
Comp
AB
Coord arcsec 2000
18 16 18.82 -15 07 20.3
Date first
1905
Date last
2000
Obs
7
Pa first
94
Pa last
90
P.A. Now (θ)
90°
Sep first
13.4
Sep last
14.5
Sep. Now (ρ)
14.5"
Mag pri
10.91
Mag sec
12.73
delta mag (ΔM)
1.82
Spectral class
Pri motion ra
-006
Sec motion ra
+008
Pri motion dec
-004
Sec motion dec
+004
Notes
rPM=1.803
This double is not physical.
 
 
18163-1506 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18163-1506 J 2203 AB 1905 2000 7 90 14.5 10.91 12.73 1.82 <===
Show 18163-1506 J 2203 BC 1905 2000 6 341 5.6 12.00 13.00 1.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
90
Precise sep
14.516
Constellation
Serpens
Tycho2
6265-00280-1
last precise pa
90
last precise sep
14.516
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18163-1506 J 2203 AB 1999 3 90 14.5 9.30 12.00 D 181618.82-150720.3
18163-1506 J 2203 AB 2000 5 90 14.5 9.30 12.00 D 181618.82-150720.3
18163-1506 J 2203 AB 2010 7 83 13.8 10.91 12.73 181618.82-150720.3

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