05560+1131 HO  227

 
 
05h 56m 01.96s +11 31' 18.8" P.A. 236 sep 2.4 mag 7.90,12.40 Sp B9 dist. 272.48 pc (888.83 l.y.)
 
 
Coord 2000
05560+1131
Discov num
HO  227
Comp
Coord arcsec 2000
05 56 01.96 +11 31 18.8
Date first
1886
Date last
1903
Obs
3
Pa first
260
Pa last
236
P.A. Now (θ)
236°
Sep first
2.0
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
7.90
Mag sec
12.40
delta mag (ΔM)
4.5
Spectral class
B9 (blue-white)
Pri motion ra
-013
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
236.3
Precise sep
2.41
Constellation
Orion
SAO
95006
HIP
28067
Tycho2
0724-01286-1
HD
39907
BD
BD+11 971
Distance
272.48
Distance ly
888.83
last precise pa
236.3
last precise sep
2.41
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05560+1131 HO 227 1903 3 236 2.4 7.90 12.40 B9 055601.96+113118.8

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