19591+3831 SEI 767AB

 
 
19h 59m 04.34s +38 30' 47.9" P.A. 328 sep 3.2 mag 9.55,11.60 Sp B5
 
 
Coord 2000
19591+3831
Discov num
SEI 767
Comp
AB
Coord arcsec 2000
19 59 04.34 +38 30 47.9
Date first
1896
Date last
1896
Obs
1
Pa first
328
Pa last
328
P.A. Now (θ)
328°
Sep first
3.2
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
9.55
Mag sec
11.60
delta mag (ΔM)
2.05
Spectral class
B5 (blue-white)
Pri motion ra
-006
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19591+3831 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19591+3831 SEI 767 AB 1896 1896 1 328 3.2 9.55 11.60 2.05 <===
Show 19591+3831 SEI 766 AC 1896 2002 7 231 27.4 9.55 12.20 2.65
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
328.3
Precise sep
3.15
Constellation
Cygnus
Tycho2
3137-02986-1
HD
226949
last precise pa
328.3
last precise sep
3.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19591+3831 SEI 767 AB 1896 1 328 3.2 9.55 11.60 B5 195904.34+383047.9

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