20278+5456 TDT2293

 
 
20h 27m 46.50s +54 56' 00.5" P.A. 261 sep 0.7 mag 11.72,11.75
 
 
Coord 2000
20278+5456
Discov num
TDT2293
Comp
Coord arcsec 2000
20 27 46.50 +54 56 00.5
Date first
1991
Date last
2015
Obs
2
Pa first
245
Pa last
261
P.A. Now (θ)
261°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
11.72
Mag sec
11.75
delta mag (ΔM)
0.03
Spectral class
Pri motion ra
-007
Sec motion ra
-007
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260.8
Precise sep
0.747
Constellation
Cygnus
Tycho2
3954-01681-1
Gaia DR2
71700360704
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20278+5456 TDT2293 1991 1 245 0.7 11.72 11.75 202746.50+545600.5
20278+5456 TDT2293 2015 2 261 0.7 11.72 11.75 202746.50+545600.5

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