19520+3449 ES 2299

 
 
19h 52m 00.94s +34 49' 21.5" P.A. 124 sep 6.1 mag 10.52,15.00 Sp B9V
 
 
Coord 2000
19520+3449
Discov num
ES 2299
Comp
Coord arcsec 2000
19 52 00.94 +34 49 21.5
Date first
1927
Date last
2010
Obs
4
Pa first
125
Pa last
124
P.A. Now (θ)
124°
Sep first
6.7
Sep last
6.1
Sep. Now (ρ)
6.1"
Mag pri
10.52
Mag sec
15.00
delta mag (ΔM)
4.48
Spectral class
B9V (blue-white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
123.6
Precise sep
6.05
Constellation
Cygnus
last precise pa
123.6
last precise sep
6.05
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19520+3449 ES 2299 1998 2 123 6.2 10.52 15.00 D 195200.94+344921.5
19520+3449 ES 2299 2002 3 122 6.1 10.52 15.00 D 195200.94+344921.5
19520+3449 ES 2299 2010 4 124 5.3 10.52 15.00 B9V 195200.94+344921.5

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