04021-3429 BU 1004AC

 
 
04h 02m 03.44s -34 28' 55.7" P.A. 171 sep 40.5 mag 7.26,11.49 Sp G1/2V dist. 51.68 pc (168.58 l.y.)
 
 
Coord 2000
04021-3429
Discov num
BU 1004
Comp
AC
Coord arcsec 2000
04 02 03.44 -34 28 55.7
Date first
1881
Date last
2015
Obs
16
Pa first
131
Pa last
171
P.A. Now (θ)
171°
Sep first
63.0
Sep last
40.5
Sep. Now (ρ)
40.5"
Mag pri
7.26
Mag sec
11.49
delta mag (ΔM)
4.23
Spectral class
G1/2V (yellow)
Pri motion ra
+374
Sec motion ra
+070
Pri motion dec
-015
Sec motion dec
+004
Notes
N L V (See Notes, Linear solution, Proper motion indicates physical)
This double is physical.
 
 
04021-3429 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 194709 04021-3429 BU 1004 AB 1881 2015 76 51 1.2 7.26 7.94 0.68 Y
Show 194709 04021-3429 BU 1004 AC 1881 2015 16 171 40.5 7.26 11.49 4.23 <===
Show 194709 04021-3429 LDS3551 AD 1960 2015 3 313 64.2 7.26 17.80 10.54
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Eridanus
SAO
194709
HIP
18824
Tycho2
7033-01517-1
HD
25535
CD
CD-34 1491
Distance
51.68
Distance ly
168.58
last precise pa
171.3
last precise sep
40.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04021-3429 BU 1004 AC 2002 12 168 41.3 7.26 11.50 G1/2V NLD 040203.44-342855.7

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