20081+3926 ES 1972

 
 
20h 08m 05.44s +39 26' 46.3" P.A. 144 sep 4.4 mag 10.80,11.90
 
 
Coord 2000
20081+3926
Discov num
ES 1972
Comp
Coord arcsec 2000
20 08 05.44 +39 26 46.3
Date first
1922
Date last
2015
Obs
5
Pa first
110
Pa last
144
P.A. Now (θ)
144°
Sep first
5.2
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
10.80
Mag sec
11.90
delta mag (ΔM)
1.1
Spectral class
Pri motion ra
+019
Sec motion ra
Pri motion dec
+016
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
144.4
Precise sep
4.384
Constellation
Cygnus
SAO
69482
Tycho2
3154-01852-1
Gaia DR2
13526939392
HD
227858
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20081+3926 ES 1972 2005 3 141 4.4 10.80 11.90 D 200805.44+392646.3
20081+3926 ES 1972 2015 5 144 4.4 10.80 11.90 200805.44+392646.3

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