19471+2717 BAR  50AB

 
 
19h 47m 07.51s +27 16' 55.0" P.A. 310 sep 2.7 mag 12.00,12.00
 
 
Coord 2000
19471+2717
Discov num
BAR  50
Comp
AB
Coord arcsec 2000
19 47 07.51 +27 16 55.0
Date first
1913
Date last
2015
Obs
5
Pa first
309
Pa last
310
P.A. Now (θ)
310°
Sep first
2.9
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
12.00
Mag sec
12.00
delta mag (ΔM)
0
Spectral class
Pri motion ra
+003
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19471+2717 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19471+2717 BAR 50 AB 1913 2015 5 310 2.7 12.00 12.00 0.00 <===
Show 19471+2717 BAR 50 AC 1913 2015 7 104 220.3 12.00 12.94 0.94
Show 19471+2717 BAR 51 CD 1913 2015 9 152 4.4 12.60 12.94 0.34
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309.9
Precise sep
2.719
Constellation
Vulpecula
Gaia DR2
38696471936
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19471+2717 BAR 50 AB 2000 5 310 2.7 12.00 12.00 194707.51+271655.0
19471+2717 BAR 50 AB 2015 6 310 2.7 12.00 12.00 194707.51+271655.0

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