20316+4149 TDT2338

 
 
20h 31m 36.07s +41 48' 40.3" P.A. 200 sep 2.5 mag 11.90,12.27
 
 
Coord 2000
20316+4149
Discov num
TDT2338
Comp
Coord arcsec 2000
20 31 36.07 +41 48 40.3
Date first
1991
Date last
1991
Obs
1
Pa first
200
Pa last
200
P.A. Now (θ)
200°
Sep first
2.5
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
11.90
Mag sec
12.27
delta mag (ΔM)
0.37
Spectral class
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
-002
Sec motion dec
-002
Notes
X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
200.1
Precise sep
2.53
Constellation
Cygnus
SAO
49747
Tycho2
3161-00925-1
Gaia DR2
31033335424
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20316+4149 TDT2338 1991 1 200 2.5 11.90 12.27 203136.07+414840.3

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