20346+3334 GRV 356AB

 
 
20h 34m 40.06s +33 34' 37.0" P.A. 26 sep 44.7 mag 12.83,13.63
 
 
Coord 2000
20346+3334
Discov num
GRV 356
Comp
AB
Coord arcsec 2000
20 34 40.06 +33 34 37.0
Date first
1999
Date last
2015
Obs
7
Pa first
26
Pa last
26
P.A. Now (θ)
26°
Sep first
44.9
Sep last
44.7
Sep. Now (ρ)
44.7"
Mag pri
12.83
Mag sec
13.63
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
-012
Sec motion ra
-022
Pri motion dec
-010
Sec motion dec
-019
Notes
N (See Notes)
rPM=0.463
Nature of this double is uncertain.
 
 
20346+3334 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20346+3334 GRV 356 AB 1999 2015 7 26 44.7 12.83 13.63 0.80 <===
Show 20346+3334 GRV 356 AC 1999 2015 7 154 47.0 12.83 14.22 1.39
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
26.2
Precise sep
44.675
Constellation
Cygnus
Tycho2
2690-00789-1
Gaia DR2
56099762432
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20346+3334 GRV 356 AB 2000 2 26 44.8 12.60 13.30 N D 203440.06+333437.0
20346+3334 GRV 356 AB 2002 3 26 44.8 12.60 13.30 N D 203440.06+333437.0
20346+3334 GRV 356 AB 2015 3 26 44.6 12.83 13.63 N 203440.06+333437.0

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