05407-0157 STF 774BC

 
 
05h 40m 45.57s -01 56' 35.6" P.A. 8 sep 59.8 mag 3.70,9.55 Sp B0 dist. 225.73 pc (736.33 l.y.)
 
 
Coord 2000
05407-0157
Discov num
STF 774
Comp
BC
Coord arcsec 2000
05 40 45.57 -01 56 35.6
Date first
1909
Date last
2002
Obs
3
Pa first
8
Pa last
8
P.A. Now (θ)
Sep first
59.8
Sep last
59.8
Sep. Now (ρ)
59.8"
Mag pri
3.70
Mag sec
9.55
delta mag (ΔM)
5.85
Spectral class
B0 (blue-white)
Pri motion ra
+004
Sec motion ra
+003
Pri motion dec
+003
Sec motion dec
-003
Notes
N (See Notes)
rPM=1.217
This double is not physical.
 
 
05407-0157 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 132444 05407-0157 NOI 1 Aa,Ab 1998 2016 23 243 0.0 2.00 4.00 2.00 Y
Show Alnitak 132444 05407-0157 STF 774 AB 1822 2017 259 167 2.2 1.88 3.70 1.82 Y
Show 132444 05407-0157 STF 774 AC 1839 2013 28 10 58.1 1.88 9.55 7.67
Show 132444 05407-0157 STF 774 BC 1909 2002 3 8 59.8 3.70 9.55 5.85 <===
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.3
Precise sep
59.77
Cdsa2 id
STF 774 BC
Constellation
Orion
SAO
132444
HIP
26727
HD
37742
HR
1948
GC
7089
BD
BD-02 1338
Bayer
Zeta Orionis
Bayer name
Zet Ori
Flamsteed
50 Orionis
Flamsteed name
50 Ori
Ra deg
5.679325
De deg
-1.9432222222222222
Distance
225.73
Distance ly
736.33
last precise pa
8.3
last precise sep
59.77
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05407-0157 STF 774 BC 2002 3 8 59.8 3.70 9.55 B0 N 054008.57-015700.0

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