20318+5128 TDT2339

 
 
20h 31m 45.52s +51 27' 52.2" P.A. 337 sep 1 mag 11.34,12.39
 
 
Coord 2000
20318+5128
Discov num
TDT2339
Comp
Coord arcsec 2000
20 31 45.52 +51 27 52.2
Date first
1991
Date last
2015
Obs
3
Pa first
336
Pa last
337
P.A. Now (θ)
337°
Sep first
0.9
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
11.34
Mag sec
12.39
delta mag (ΔM)
1.05
Spectral class
Pri motion ra
-003
Sec motion ra
-003
Pri motion dec
-007
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
336.7
Precise sep
0.966
Constellation
Cygnus
Tycho2
3585-01199-1
Gaia DR2
16821558656
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20318+5128 TDT2339 1991 1 336 0.9 11.34 12.39 203145.52+512752.2
20318+5128 TDT2339 2015 2 337 1.0 11.34 12.39 203145.52+512752.2

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