19294-2942 HJ 5120AB

 
 
19h 29m 24.09s -29 42' 27.1" P.A. 171 sep 4 mag 8.62,9.90 Sp B9III/IV
 
 
Coord 2000
19294-2942
Discov num
HJ 5120
Comp
AB
Coord arcsec 2000
19 29 24.09 -29 42 27.1
Date first
1834
Date last
1999
Obs
13
Pa first
172
Pa last
171
P.A. Now (θ)
171°
Sep first
2.0
Sep last
4.0
Sep. Now (ρ)
4"
Mag pri
8.62
Mag sec
9.90
delta mag (ΔM)
1.28
Spectral class
B9III/IV (blue-white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
19294-2942 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19294-2942 HJ 5120 AB 1834 1999 13 171 4.0 8.62 9.90 1.28 <===
Show 19294-2942 HJ 5120 AC 1999 1999 2 313 53.3 8.62 12.83 4.21
Show 19294-2942 WAL 3 CD 1933 2000 4 83 9.4 12.83 13.11 0.28
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.6
Precise sep
3.974
Constellation
Sagittarius
last precise pa
170.6
last precise sep
3.974
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19294-2942 HJ 5120 AB 1999 12 170 3.6 8.62 9.90 B9III/IV D 192924.09-294227.1

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