20057+2412 BAR  52AC

 
 
20h 05m 40.78s +24 12' 09.4" P.A. 356 sep 6 mag 11.17,17.20 Sp F8
 
 
Coord 2000
20057+2412
Discov num
BAR  52
Comp
AC
Coord arcsec 2000
20 05 40.78 +24 12 09.4
Date first
1918
Date last
2015
Obs
4
Pa first
328
Pa last
356
P.A. Now (θ)
356°
Sep first
6.3
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
11.17
Mag sec
17.20
delta mag (ΔM)
6.03
Spectral class
F8 (yellow-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20057+2412 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20057+2412 BAR 52 AB 1918 1991 6 156 0.9 11.17 11.48 0.31
Show 20057+2412 BAR 52 AC 1918 2015 4 356 6.0 11.17 17.20 6.03 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
356
Precise sep
6.03
Constellation
Vulpecula
Tycho2
2154-01062-1
Gaia DR2
72358378240
HD
345673
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20057+2412 BAR 52 AC 1958 2 344 3.3 11.17 17.20 F8 200540.78+241209.4
20057+2412 BAR 52 AC 2000 4 353 6.3 11.17 17.20 F8 200540.78+241209.4
20057+2412 BAR 52 AC 2010 5 350 6.4 11.17 17.20 F8 200540.78+241209.4
20057+2412 BAR 52 AC 2015 5 356 6.0 11.17 17.20 F8 200540.78+241209.4

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