20279+0958 AG  256AB

 
 
20h 27m 55.81s +09 57' 34.9" P.A. 351 sep 5.2 mag 9.44,10.61 Sp A2
 
 
Coord 2000
20279+0958
Discov num
AG  256
Comp
AB
Coord arcsec 2000
20 27 55.81 +09 57 34.9
Date first
1895
Date last
2018
Obs
26
Pa first
355
Pa last
351
P.A. Now (θ)
351°
Sep first
5.8
Sep last
5.2
Sep. Now (ρ)
5.2"
Mag pri
9.44
Mag sec
10.61
delta mag (ΔM)
1.17
Spectral class
A2 (white)
Pri motion ra
+009
Sec motion ra
+012
Pri motion dec
-001
Sec motion dec
+004
Notes
N (See Notes)
rPM=0.461
Nature of this double is uncertain.
 
 
20279+0958 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20279+0958 AG 256 AB 1895 2018 26 351 5.2 9.44 10.61 1.17 <===
Show 20279+0958 AG 256 AC 1899 2015 12 225 99.2 9.44 11.14 1.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351.4
Precise sep
5.214
Constellation
Delphinus
Tycho2
1091-01624-1
Gaia DR2
80773496064
HD
194936
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20279+0958 AG 256 AB 2000 17 352 4.9 9.44 10.61 A2 D 202755.81+095734.9
20279+0958 AG 256 AB 2010 18 352 4.9 9.44 10.61 A2 D 202755.81+095734.9
20279+0958 AG 256 AB 2011 19 351 5.0 9.44 10.61 A2 N D 202755.81+095734.9
20279+0958 AG 256 AB 2016 22 352 5.1 9.44 10.61 A2 N 202755.81+095734.9

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