13167-5950 HJ 4577AD

 
 
13h 16m 42.11s -59 49' 26.1" P.A. 143 sep 9.1 mag 10.10,10.70 Sp B9.5V:
 
 
Coord 2000
13167-5950
Discov num
HJ 4577
Comp
AD
Coord arcsec 2000
13 16 42.11 -59 49 26.1
Date first
1874
Date last
2000
Obs
5
Pa first
180
Pa last
143
P.A. Now (θ)
143°
Sep first
12.0
Sep last
9.1
Sep. Now (ρ)
9.1"
Mag pri
10.10
Mag sec
10.70
delta mag (ΔM)
0.6
Spectral class
B9.5V: (blue-white)
Pri motion ra
-010
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
13167-5950 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 13167-5950 HJ 4577 AB 1837 2001 14 44 7.9 10.10 11.09 0.99
Show 13167-5950 HJ 4577 AC 1837 2001 13 235 12.5 10.10 10.37 0.27
Show 13167-5950 HJ 4577 AD 1874 2000 5 143 9.1 10.10 10.70 0.60 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
142.7
Precise sep
9.1
Constellation
Centaurus
Tycho2
8661-00364-1
last precise pa
142.7
last precise sep
9.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13167-5950 HJ 4577 AD 1874 1 180 12.0 10.10 10.70 B9.5V: 131642.11-594926.1
13167-5950 HJ 4577 AD 1999 3 144 7.9 10.10 10.70 B9.5V: 131642.11-594926.1
13167-5950 HJ 4577 AD 2000 5 143 9.1 10.10 10.70 B9.5V: 131642.11-594926.1

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