20346+2914 J   565AC

 
 
20h 34m 36.26s +29 14' 18.3" P.A. 88.00 sep 16.2 mag 10.40,13.90 Sp G5
 
 
Coord 2000
20346+2914
Discov num
J   565
Comp
AC
Coord arcsec 2000
20 34 36.26 +29 14 18.3
Date first
1954
Date last
2015
Obs
16
Pa first
103
Pa last
88
P.A. Now (θ)
88°
Sep first
12.7
Sep last
16.2
Sep. Now (ρ)
16.2"
Mag pri
10.40
Mag sec
13.90
delta mag (ΔM)
3.5
Spectral class
G5 (yellow)
Pri motion ra
-076
Sec motion ra
-001
Pri motion dec
-089
Sec motion dec
-011
Notes
N (See Notes)
Visually invisible, K-band or other infrared star rPM=0.925
This double is not physical.
 
 
20346+2914 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20346+2914 TDT2388 Aa,Ab 1991 1991 1 297 0.5 10.88 11.13 0.25
Show 20346+2914 J 565 AB 1898 2015 46 48 6.5 10.40 10.37 0.03
Show 20346+2914 J 565 AC 1954 2015 16 88 16.2 10.40 13.90 3.50 <===
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88.1
Precise sep
16.16
Constellation
Vulpecula
Tycho2
2169-01183-1
Gaia DR2
49820460416
HD
334718
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20346+2914 J 565 AC 1999 3 92 15.3 10.40 13.90 G5 D 203436.26+291418.3
20346+2914 J 565 AC 2010 4 89 15.7 10.40 13.90 G5 D 203436.26+291418.3
20346+2914 J 565 AC 2011 5 88 16.1 10.40 13.90 G5 N D 203436.26+291418.3
20346+2914 J 565 AC 2012 7 89 15.7 10.40 13.90 G5 N D 203436.26+291418.3
20346+2914 J 565 AC 2013 10 89 16.0 10.40 13.90 G5 N 203436.26+291418.3
20346+2914 J 565 AC 2015 11 88 16.2 10.40 13.90 G5 N 203436.26+291418.3

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