20389+3546 TDT2450

 
 
20h 38m 54.64s +35 45' 45.8" P.A. 250.00 sep 1.9 mag 12.02,12.85
 
 
Coord 2000
20389+3546
Discov num
TDT2450
Comp
Coord arcsec 2000
20 38 54.64 +35 45 45.8
Date first
1991
Date last
1991
Obs
1
Pa first
250
Pa last
250
P.A. Now (θ)
250°
Sep first
1.9
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
12.02
Mag sec
12.85
delta mag (ΔM)
0.83
Spectral class
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
-010
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250
Precise sep
1.87
Constellation
Cygnus
Tycho2
2698-00890-1
Gaia DR2
92664765056
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20389+3546 TDT2450 1991 1 250 1.9 12.02 12.85 203854.64+354545.8

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