05489+2101 BU   93AB

 
 
05h 48m 54.03s +21 01' 15.7" P.A. 122 sep 60 mag 9.00,10.30 Sp A0
 
 
Coord 2000
05489+2101
Discov num
BU   93
Comp
AB
Coord arcsec 2000
05 48 54.03 +21 01 15.7
Date first
1873
Date last
2015
Obs
18
Pa first
125
Pa last
122
P.A. Now (θ)
122°
Sep first
60.0
Sep last
60.0
Sep. Now (ρ)
60"
Mag pri
9.00
Mag sec
10.30
delta mag (ΔM)
1.3
Spectral class
A0 (white)
Pri motion ra
-003
Sec motion ra
-002
Pri motion dec
-008
Sec motion dec
-006
Notes
N (See Notes)
rPM=0.262 (< 0.3, Physical double)
This double is physical.
 
 
05489+2101 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 05489+2101 BU 93 AB 1873 2015 18 122 60.0 9.00 10.30 1.30 <===
Show 05489+2101 BU 93 BC 1873 2014 13 162 6.1 10.30 12.10 1.80
Show 05489+2101 BU 93 BD 1891 2014 13 328 10.3 10.30 12.30 2.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
121.9
Precise sep
59.962
Constellation
Taurus
Tycho2
1311-02713-1
Gaia DR2
99312950272
HD
38752
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05489+2101 BU 93 AB 2001 14 122 60.3 9.00 10.30 A0 N D 054854.03+210115.7
05489+2101 BU 93 AB 2010 15 122 60.2 9.00 10.30 A0 N D 054854.03+210115.7
05489+2101 BU 93 AB 2015 18 122 60.0 9.00 10.30 A0 N 054854.03+210115.7

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