20085+3707 SEI 912AB

 
 
20h 08m 29.84s +37 06' 32.8" P.A. 159 sep 30.4 mag 12.02,11.70
 
 
Coord 2000
20085+3707
Discov num
SEI 912
Comp
AB
Coord arcsec 2000
20 08 29.84 +37 06 32.8
Date first
1896
Date last
2015
Obs
10
Pa first
154
Pa last
159
P.A. Now (θ)
159°
Sep first
28.2
Sep last
30.4
Sep. Now (ρ)
30.4"
Mag pri
12.02
Mag sec
11.70
delta mag (ΔM)
0.32
Spectral class
Pri motion ra
+016
Sec motion ra
+001
Pri motion dec
+027
Sec motion dec
-001
Notes
rPM=1.012
This double is not physical.
 
 
20085+3707 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20085+3707 SEI 912 AB 1896 2015 10 159 30.4 12.02 11.70 0.32 <===
Show 20085+3707 TOB 169 AC 1983 2015 8 108 24.9 12.02 13.00 0.98
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
159.4
Precise sep
30.437
Constellation
Cygnus
Tycho2
2683-01131-1
Gaia DR2
16759597056
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20085+3707 SEI 912 AB 1998 4 159 30.1 11.00 11.00 D 200829.84+370632.8
20085+3707 SEI 912 AB 2002 5 159 30.2 11.90 11.90 D 200829.84+370632.8
20085+3707 SEI 912 AB 2015 6 159 30.4 12.02 11.70 200829.84+370632.8

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