02578+4431 STF 328AC

 
 
02h 57m 45.98s +44 31' 26.7" P.A. 96 sep 46.4 mag 9.23,11.82 Sp F8 dist. 79.94 pc (260.76 l.y.)
 
 
Coord 2000
02578+4431
Discov num
STF 328
Comp
AC
Coord arcsec 2000
02 57 45.98 +44 31 26.7
Date first
1895
Date last
2011
Obs
8
Pa first
90
Pa last
96
P.A. Now (θ)
96°
Sep first
50.0
Sep last
46.4
Sep. Now (ρ)
46.4"
Mag pri
9.23
Mag sec
11.82
delta mag (ΔM)
2.59
Spectral class
F8 (yellow-white)
Pri motion ra
+047
Sec motion ra
+013
Pri motion dec
+005
Sec motion dec
-026
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
02578+4431 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 38468 02578+4431 STF 328 AB 1794 2011 40 306 15.1 9.23 9.30 0.07
Show 38468 02578+4431 STF 328 AC 1895 2011 8 96 46.4 9.23 11.82 2.59 <===
Show 38468 02578+4431 B 9001 AD 1923 2002 3 116 100.4 9.23 13.16 3.93
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
38468
HIP
13804
Tycho2
2858-02674-1
HD
18281
BD
BD+43 607
Distance
79.94
Distance ly
260.76
last precise pa
95.5
last precise sep
46.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02578+4431 STF 328 AC 1998 5 95 46.6 9.23 12.39 F8 N D 025745.98+443126.7
02578+4431 STF 328 AC 2011 6 96 46.1 9.23 12.39 F8 N D 025745.98+443126.7

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