20027+3340 HO  118AB

 
 
20h 02m 46.30s +33° 39' 58.0" P.A. 28.00 sep 3.0 mag 10.00,11.90 Sp G
 
 
Coord 2000
20027+3340
Discov num
HO  118
Comp
AB
Coord arcsec 2000
20 02 46.30 +33 39 58.0
Date first
1883
Date last
2016
Obs
13
Pa first
27
Pa last
28
P.A. Now (θ)
28°
Sep first
2.9
Sep last
3.0
Sep. Now (ρ)
3"
Mag pri
10.00
Mag sec
11.90
delta mag (ΔM)
1.9
Spectral class
G (yellow)
Pri motion ra
-009
Sec motion ra
Pri motion dec
-032
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20027+3340 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 69306 20 02 46 +33 39 58 HO 118 AB 2016 13 28 3.0 10.00 11.90 1.90 <===
Show 69306 20 02 46 +33 39 58 DAM 7 AC 2015 5 308 60.7 9.59 12.21 2.62
Show 69306 20 02 42 +33 40 35 WAK 13 CD 2015 4 6 2.9 12.20 14.50 2.30
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
27.7
Precise sep
2.957
Constellation
Cygnus
SAO
69306
Tycho2
2674-05721-1
Gaia DR2
2058244436768873600
HD
331635
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20027+3340 HO 118 AB 2002 12 28 3.0 10.00 11.90 G 200246.30+333958.0

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