08517-0647 BU  407AC

 
 
08h 51m 44.98s -06 47' 03.5" P.A. 165 sep 91.5 mag 7.82,11.39 Sp A0 dist. 229.89 pc (749.9 l.y.)
 
 
Coord 2000
08517-0647
Discov num
BU  407
Comp
AC
Coord arcsec 2000
08 51 44.98 -06 47 03.5
Date first
1893
Date last
2010
Obs
8
Pa first
164
Pa last
165
P.A. Now (θ)
165°
Sep first
91.8
Sep last
91.5
Sep. Now (ρ)
91.5"
Mag pri
7.82
Mag sec
11.39
delta mag (ΔM)
3.57
Spectral class
A0 (white)
Pri motion ra
-024
Sec motion ra
-023
Pri motion dec
+015
Sec motion dec
+007
Notes
rPM=0.285 (< 0.3, Physical double)
This double is physical.
 
 
08517-0647 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 08517-0647 BU 407 AB 1877 2014 16 166 6.0 7.82 10.31 2.49
Show 08517-0647 BU 407 AC 1893 2010 8 165 91.5 7.82 11.39 3.57 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
164.5
Precise sep
91.49
Cdsa2 id
BU 407 AC
Constellation
Hydra
HIP
43511
Tycho2
4876-00930-1
HD
75770
BD
BD-06 2744
Ra deg
8.862494444444444
De deg
-6.784305555555555
Distance
229.89
Distance ly
749.9
last precise pa
164.5
last precise sep
91.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08517-0647 BU 407 AC 1998 6 164 92.1 7.82 11.39 D 085144.98-064703.5
08517-0647 BU 407 AC 2010 7 165 91.5 7.82 11.39 D 085144.98-064703.5

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