19407+3638 ES 2181

 
 
19h 40m 45.59s +36 38' 41.8" P.A. 123 sep 2.2 mag 10.97,11.42 Sp F0
 
 
Coord 2000
19407+3638
Discov num
ES 2181
Comp
Coord arcsec 2000
19 40 45.59 +36 38 41.8
Date first
1925
Date last
1998
Obs
5
Pa first
122
Pa last
123
P.A. Now (θ)
123°
Sep first
2.5
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
10.97
Mag sec
11.42
delta mag (ΔM)
0.45
Spectral class
F0 (yellow-white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
122.7
Precise sep
2.16
Cdsa2 id
ES 2181
Constellation
Cygnus
Tycho2
2668-00277-1
Ra deg
19.679330555555556
De deg
36.64494444444444
last precise pa
122.7
last precise sep
2.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19407+3638 ES 2181 1998 5 123 2.2 10.97 11.42 D 194045.59+363841.8

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