19591+3942 ES 1970BC

 
 
19h 59m 07.82s +39 42' 07.0" P.A. 335 sep 5.2 mag 11.50,13.20
 
 
Coord 2000
19591+3942
Discov num
ES 1970
Comp
BC
Coord arcsec 2000
19 59 07.82 +39 42 07.0
Date first
1922
Date last
2002
Obs
3
Pa first
328
Pa last
335
P.A. Now (θ)
335°
Sep first
4.7
Sep last
5.2
Sep. Now (ρ)
5.2"
Mag pri
11.50
Mag sec
13.20
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
+015
Sec motion ra
Pri motion dec
-041
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19591+3942 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19591+3942 ES 1970 AB 1892 2007 9 150 17.8 10.00 11.60 1.60
Show 19591+3942 BER 1 AE 1924 2014 4 139 46.8 10.00 10.60 0.60
Show 19591+3942 ES 1970 BC 1922 2002 3 335 5.2 11.50 13.20 1.70 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
334.5
Precise sep
5.22
Constellation
Cygnus
last precise pa
334.5
last precise sep
5.22
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19591+3942 ES 1970 BC 1998 2 335 5.1 11.70 13.10 D 195907.82+394207.0
19591+3942 ES 1970 BC 2002 3 335 5.2 11.60 13.00 D 195907.82+394207.0

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