20107+3900 ES 2046

 
 
20h 10m 42.95s +39 00' 49.6" P.A. 100 sep 6.2 mag 9.68,13.30 Sp A0
 
 
Coord 2000
20107+3900
Discov num
ES 2046
Comp
Coord arcsec 2000
20 10 42.95 +39 00 49.6
Date first
1923
Date last
2015
Obs
6
Pa first
99
Pa last
100
P.A. Now (θ)
100°
Sep first
6.0
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
9.68
Mag sec
13.30
delta mag (ΔM)
3.62
Spectral class
A0 (white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
100.4
Precise sep
6.197
Constellation
Cygnus
Tycho2
3151-00489-1
Gaia DR2
79515312256
HD
228127
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20107+3900 ES 2046 1998 2 99 6.2 9.68 13.30 D 201042.95+390049.6
20107+3900 ES 2046 2002 3 100 5.9 9.68 13.30 D 201042.95+390049.6
20107+3900 ES 2046 2015 4 100 6.3 9.68 13.30 A0 201042.95+390049.6

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