20065+3609 SEI 880AB

 
 
20h 06m 33.89s +36 08' 55.0" P.A. 298 sep 20 mag 9.30,11.50 Sp G5IV
 
 
Coord 2000
20065+3609
Discov num
SEI 880
Comp
AB
Coord arcsec 2000
20 06 33.89 +36 08 55.0
Date first
1896
Date last
2015
Obs
12
Pa first
299
Pa last
298
P.A. Now (θ)
298°
Sep first
20.4
Sep last
20.0
Sep. Now (ρ)
20"
Mag pri
9.30
Mag sec
11.50
delta mag (ΔM)
2.2
Spectral class
G5IV (yellow)
Pri motion ra
+002
Sec motion ra
-002
Pri motion dec
-001
Sec motion dec
-006
Notes
rPM=1.012
This double is not physical.
 
 
20065+3609 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20065+3609 SEI 880 AB 1896 2015 12 298 20.0 9.30 11.50 2.20 <===
Show 20065+3609 BKO 85 AC 1998 2015 8 255 9.4 9.30 12.80 3.50
Show 20065+3609 BKO 85 BD 1983 2015 9 271 28.8 11.50 12.40 0.90
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
297.8
Precise sep
20.007
Constellation
Cygnus
SAO
69416
Tycho2
2683-02360-1
Gaia DR2
49632607488
HD
227693
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20065+3609 SEI 880 AB 2002 6 298 20.0 9.33 11.10 G5IV D 200633.89+360855.0
20065+3609 SEI 880 AB 2015 8 298 20.0 9.30 11.50 G5IV 200633.89+360855.0

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