19553+3011 J   781BC

 
 
19h 55m 17.13s +30 11' 24.8" P.A. 91 sep 7.4 mag 11.60,14.60
 
 
Coord 2000
19553+3011
Discov num
J   781
Comp
BC
Coord arcsec 2000
19 55 17.13 +30 11 24.8
Date first
2002
Date last
2011
Obs
2
Pa first
89
Pa last
91
P.A. Now (θ)
91°
Sep first
7.6
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
11.60
Mag sec
14.60
delta mag (ΔM)
3
Spectral class
Pri motion ra
+015
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19553+3011 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19553+3011 J 781 AB 1912 2015 10 126 2.9 11.60 11.60 0.00
Show 19553+3011 J 781 AC 1916 2002 3 98 10.0 11.60 14.60 3.00
Show 19553+3011 J 781 BC 2002 2011 2 91 7.4 11.60 14.60 3.00 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
90.7
Precise sep
7.37
Cdsa2 id
J 781 BC
Constellation
Cygnus
Ra deg
19.921425000000003
De deg
30.19022222222222
last precise pa
90.7
last precise sep
7.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19553+3011 J 781 BC 2000 1 90 7.7 10.98 14.30 D 195517.13+301124.8
19553+3011 J 781 BC 2002 2 89 7.6 10.98 14.30 D 195517.13+301124.8
19553+3011 J 781 BC 2011 2 91 7.4 11.40 14.30 D 195517.13+301124.8

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