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
Tycho2
2677-00401-1
HD
226244
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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