20135+3912 SEI1025AB

 
 
20h 13m 32.21s +39 11' 59.1" P.A. 168 sep 5.7 mag 10.70,10.80
 
 
Coord 2000
20135+3912
Discov num
SEI1025
Comp
AB
Coord arcsec 2000
20 13 32.21 +39 11 59.1
Date first
1896
Date last
2015
Obs
16
Pa first
166
Pa last
168
P.A. Now (θ)
168°
Sep first
5.9
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
10.70
Mag sec
10.80
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-006
Sec motion ra
-008
Pri motion dec
-003
Sec motion dec
-010
Notes
rPM=0.568
Nature of this double is uncertain.
 
 
20135+3912 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20135+3912 SEI1025 AB 1896 2015 16 168 5.7 10.70 10.80 0.10 <===
Show 20135+3912 SEI1025 AC 1913 2015 10 256 26.6 11.00 13.15 2.15
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
167.9
Precise sep
5.73
Constellation
Cygnus
Gaia DR2
76585776256
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20135+3912 SEI1025 AB 2006 6 345 6.1 11.00 11.00 D 201332.31+391153.6
20135+3912 SEI1025 AB 2013 8 168 5.8 10.70 10.80 201332.21+391159.1
20135+3912 SEI1025 AB 2015 12 168 5.7 10.70 10.80 201332.21+391159.1

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