20338+3312 J   190AB

 
 
20h 33m 44.02s +33 12' 08.8" P.A. 342 sep 2.4 mag 10.20,12.20
 
 
Coord 2000
20338+3312
Discov num
J   190
Comp
AB
Coord arcsec 2000
20 33 44.02 +33 12 08.8
Date first
1910
Date last
1952
Obs
5
Pa first
337
Pa last
342
P.A. Now (θ)
342°
Sep first
2.4
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
10.20
Mag sec
12.20
delta mag (ΔM)
2
Spectral class
Pri motion ra
-018
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20338+3312 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20338+3312 J 190 AB 1910 1952 5 342 2.4 10.20 12.20 2.00 <===
Show 20338+3312 J 190 AC 1910 2015 8 105 9.1 10.20 13.60 3.40
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
341.7
Precise sep
2.35
Constellation
Cygnus
Tycho2
2690-00855-1
Gaia DR2
16447340800
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20338+3312 J 190 AB 1952 5 342 2.4 10.29 12.60 203344.02+331208.8

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