05176-0651 HJ 2259AD

 
 
05h 17m 36.40s -06 50' 39.8" P.A. 61 sep 35.4 mag 3.60,10.90 Sp B5III dist. 151.52 pc (494.26 l.y.)
 
 
Coord 2000
05176-0651
Discov num
HJ 2259
Comp
AD
Coord arcsec 2000
05 17 36.40 -06 50 39.8
Date first
1868
Date last
2011
Obs
15
Pa first
61
Pa last
61
P.A. Now (θ)
61°
Sep first
36.0
Sep last
35.4
Sep. Now (ρ)
35.4"
Mag pri
3.60
Mag sec
10.90
delta mag (ΔM)
7.3
Spectral class
B5III (blue-white)
Pri motion ra
-018
Sec motion ra
-013
Pri motion dec
-009
Sec motion dec
-006
Notes
N (See Notes)
rPM=0.29 (< 0.3, Physical double)
This double is physical.
 
 
05176-0651 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Tau Ori 131952 05176-0651 H 5 25 AB 1868 2011 14 251 33.3 3.60 11.00 7.40
Show 05176-0651 HJ 2259 AD 1868 2011 15 61 35.4 3.60 10.90 7.30 <===
Show 05176-0651 BU 188 BC 1876 2015 11 52 3.9 11.00 10.90 0.10
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
60.9
Precise sep
35.35
Constellation
Orion
SAO
131952
HIP
24674
Tycho2
4764-01639-1
Gaia DR2
29306910720
HD
34503
HR
1735
GC
6480
BD
BD-07 1028
Bayer
Tau Orionis
Bayer name
Tau Ori
Flamsteed
20 Orionis
Flamsteed name
20 Ori
Distance
151.52
Distance ly
494.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05176-0651 HJ 2259 AD 1998 13 60 35.9 3.60 10.90 B5III D 051736.40-065039.8
05176-0651 HJ 2259 AD 2011 14 61 35.4 3.60 10.90 B5III N D 051736.40-065039.8

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