20163+1538 CHE 261AC

 
 
20h 16m 16.59s +15 38' 14.8" P.A. 111 sep 23.8 mag 12.50,13.60
 
 
Coord 2000
20163+1538
Discov num
CHE 261
Comp
AC
Coord arcsec 2000
20 16 16.59 +15 38 14.8
Date first
1910
Date last
2015
Obs
11
Pa first
107
Pa last
111
P.A. Now (θ)
111°
Sep first
23.5
Sep last
23.8
Sep. Now (ρ)
23.8"
Mag pri
12.50
Mag sec
13.60
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
-011
Sec motion ra
+009
Pri motion dec
+012
Sec motion dec
-001
Notes
rPM=1.465
This double is not physical.
 
 
20163+1538 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20163+1538 CHE 261 AB 1910 2015 11 41 18.3 12.50 12.60 0.10
Show 20163+1538 CHE 261 AC 1910 2015 11 111 23.8 12.50 13.60 1.10 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
110.6
Precise sep
23.799
Constellation
Delphinus
Gaia DR2
59363517568
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20163+1538 CHE 261 AC 2002 2 110 23.8 10.01 11.00 201616.59+153813.7
20163+1538 CHE 261 AC 2008 3 110 24.2 10.01 11.00 201616.59+153813.7
20163+1538 CHE 261 AC 2015 7 111 23.8 12.50 13.60 201616.59+153814.8

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