20060+3545 SEI 857AC

 
 
20h 05m 56.71s +35 45' 21.4" P.A. 323.00 sep 27.6 mag 11.75,12.90
 
 
Coord 2000
20060+3545
Discov num
SEI 857
Comp
AC
Coord arcsec 2000
20 05 56.71 +35 45 21.4
Date first
1895
Date last
2015
Obs
13
Pa first
324
Pa last
323
P.A. Now (θ)
323°
Sep first
27.5
Sep last
27.6
Sep. Now (ρ)
27.6"
Mag pri
11.75
Mag sec
12.90
delta mag (ΔM)
1.15
Spectral class
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
-008
Sec motion dec
-005
Notes
rPM=0.318
Nature of this double is uncertain.
 
 
20060+3545 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 69404 20060+3545 SEI 858 AB 1895 2015 14 28 19.8 11.75 11.90 0.15
Show 69404 20060+3545 SEI 857 AC 1895 2015 13 323 27.6 11.75 12.90 1.15 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
323.1
Precise sep
27.551
Constellation
Cygnus
SAO
69404
Tycho2
2683-03048-1
Gaia DR2
41181622144
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20060+3545 SEI 857 AC 2002 6 323 27.5 9.70 11.00 D 200556.74+354521.9
20060+3545 SEI 857 AC 2012 8 323 27.6 11.75 12.90 200556.71+354521.4
20060+3545 SEI 857 AC 2015 9 323 27.5 11.75 12.90 200556.71+354521.4

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