04028-3115 HDS 511

 
 
04h 02m 49.73s -31 14' 33.3" P.A. 334 sep 0.1 mag 8.86,9.92 Sp F0V dist. 167.79 pc (547.33 l.y.)
 
 
Coord 2000
04028-3115
Discov num
HDS 511
Comp
Coord arcsec 2000
04 02 49.73 -31 14 33.3
Date first
1991
Date last
2015
Obs
3
Pa first
47
Pa last
334
P.A. Now (θ)
334°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
8.86
Mag sec
9.92
delta mag (ΔM)
1.06
Spectral class
F0V (yellow-white)
Pri motion ra
+009
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Eridanus
SAO
194714
HIP
18879
Tycho2
7030-00385-1
HD
25623
CD
CD-31 1658
CP
CP-31 476
Distance
167.79
Distance ly
547.33
last precise pa
334.1
last precise sep
0.124
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04028-3115 HDS 511 1991 1 47 0.1 8.86 9.92 F0V 040249.73-311433.3
04028-3115 HDS 511 2014 2 339 0.1 8.86 9.92 F0V 040249.73-311433.3
04028-3115 HDS 511 2015 3 334 0.1 8.86 9.92 F0V 040249.73-311433.3

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