03068+4545 ES  558

 
 
03h 06m 47.76s +45 45' 02.8" sep 8.5 mag 7.65,10.62 Sp B9 dist. 170.36 pc (555.71 l.y.)
 
 
Coord 2000
03068+4545
Discov num
ES  558
Comp
Coord arcsec 2000
03 06 47.76 +45 45 02.8
Date first
1896
Date last
2010
Obs
14
Pa first
0
Pa last
0
P.A. Now (θ)
Sep first
8.4
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
7.65
Mag sec
10.62
delta mag (ΔM)
2.97
Spectral class
B9 (blue-white)
Pri motion ra
+041
Sec motion ra
+040
Pri motion dec
-038
Sec motion dec
-041
Notes
rPM=0.055 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise sep
8.47
Constellation
Perseus
HIP
14472
Tycho2
3310-00545-1
HD
19174
BD
BD+45 710
Distance
170.36
Distance ly
555.71
last precise pa
0
last precise sep
8.47
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03068+4545 ES 558 2007 12 0 8.3 7.65 10.62 B9 D 030647.76+454502.8
03068+4545 ES 558 2010 14 0 8.5 7.65 10.62 B9 030647.76+454502.8

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