19465+5308 ES  658AB

 
 
19h 46m 28.42s +53 07' 50.0" P.A. 306 sep 6.5 mag 9.40,14.80 Sp F8
 
 
Coord 2000
19465+5308
Discov num
ES  658
Comp
AB
Coord arcsec 2000
19 46 28.42 +53 07 50.0
Date first
1908
Date last
2015
Obs
6
Pa first
316
Pa last
306
P.A. Now (θ)
306°
Sep first
5.2
Sep last
6.5
Sep. Now (ρ)
6.5"
Mag pri
9.40
Mag sec
14.80
delta mag (ΔM)
5.4
Spectral class
F8 (yellow-white)
Pri motion ra
+017
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19465+5308 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19465+5308 ES 658 AB 1908 2015 6 306 6.5 9.40 14.80 5.40 <===
Show 19465+5308 ES 658 AC 1902 2018 10 90 30.9 9.37 11.88 2.51
Show 19465+5308 ES 658 CD 1908 2015 8 281 8.6 12.80 13.80 1.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.8
Precise sep
6.501
Constellation
Cygnus
SAO
31978
Tycho2
3934-02152-1
Gaia DR2
84484493056
HD
235000
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19465+5308 ES 658 AB 2000 2 307 6.3 9.39 14.80 F8 D 194628.42+530750.0
19465+5308 ES 658 AB 2015 3 306 6.5 9.40 14.80 F8 194628.42+530750.0

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