20192+3938 ES 2051

 
 
20h 19m 12.12s +39 37' 25.2" P.A. 306 sep 4.9 mag 10.43,12.90 Sp A0
 
 
Coord 2000
20192+3938
Discov num
ES 2051
Comp
Coord arcsec 2000
20 19 12.12 +39 37 25.2
Date first
1923
Date last
2009
Obs
5
Pa first
303
Pa last
306
P.A. Now (θ)
306°
Sep first
4.9
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
10.43
Mag sec
12.90
delta mag (ΔM)
2.47
Spectral class
A0 (white)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
306.1
Precise sep
4.93
Constellation
Cygnus
Tycho2
3155-00242-1
Gaia DR2
79267985792
HD
228896
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20192+3938 ES 2051 2000 3 307 5.4 10.43 12.90 D 201912.12+393725.2
20192+3938 ES 2051 2009 4 306 4.9 10.43 12.90 D 201912.12+393725.2

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