20402+3846 TDT2459

 
 
20h 40m 10.11s +38 46' 05.8" P.A. 36.00 sep 1.4 mag 11.86,12.77
 
 
Coord 2000
20402+3846
Discov num
TDT2459
Comp
Coord arcsec 2000
20 40 10.11 +38 46 05.8
Date first
1991
Date last
1991
Obs
1
Pa first
36
Pa last
36
P.A. Now (θ)
36°
Sep first
1.4
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
11.86
Mag sec
12.77
delta mag (ΔM)
0.91
Spectral class
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
35.8
Precise sep
1.43
Constellation
Cygnus
SAO
70349
Tycho2
3166-00474-1
Gaia DR2
14272398336
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20402+3846 TDT2459 1991 1 36 1.4 11.86 12.77 204010.11+384605.8

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