20242+3516 POP1230AC

 
 
20h 24m 16.17s +35 16' 39.9" P.A. 147 sep 45.9 mag 9.90,11.67
 
 
Coord 2000
20242+3516
Discov num
POP1230
Comp
AC
Coord arcsec 2000
20 24 16.17 +35 16 39.9
Date first
1945
Date last
2015
Obs
10
Pa first
149
Pa last
147
P.A. Now (θ)
147°
Sep first
47.0
Sep last
45.9
Sep. Now (ρ)
45.9"
Mag pri
9.90
Mag sec
11.67
delta mag (ΔM)
1.77
Spectral class
Pri motion ra
-006
Sec motion ra
+001
Pri motion dec
-016
Sec motion dec
+009
Notes
N (See Notes)
rPM=1.519
This double is not physical.
 
 
20242+3516 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20242+3516 ES 2303 AB 1927 2015 11 23 5.2 10.80 12.20 1.40
Show 20242+3516 POP1230 AC 1945 2015 10 147 45.9 9.90 11.67 1.77 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
147.1
Precise sep
45.945
Constellation
Cygnus
Tycho2
2693-00181-1
Gaia DR2
84451471488
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20242+3516 POP1230 AC 1972 2 149 47.6 10.80   202416.17+351639.9
20242+3516 POP1230 AC 2009 3 148 47.0 10.80   202416.17+351639.9
20242+3516 POP1230 AC 2015 6 147 46.0 9.90 11.67 N 202416.17+351639.9

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