05476+2056 BU   91AB

 
 
05h 47m 38.44s +20 56' 26.8" P.A. 91 sep 1.5 mag 8.10,10.60 Sp Am
 
 
Coord 2000
05476+2056
Discov num
BU   91
Comp
AB
Coord arcsec 2000
05 47 38.44 +20 56 26.8
Date first
1873
Date last
2009
Obs
17
Pa first
80
Pa last
91
P.A. Now (θ)
91°
Sep first
1.5
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
8.10
Mag sec
10.60
delta mag (ΔM)
2.5
Spectral class
Am (white)
Pri motion ra
-020
Sec motion ra
Pri motion dec
-037
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
05476+2056 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 05476+2056 OCC9110 Aa,Ab 1982 1982 0 0.0 7.70 9.00 1.30
Show 05476+2056 BU 91 AB 1873 2009 17 91 1.5 8.10 10.60 2.50 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
90.5
Precise sep
1.51
Constellation
Taurus
SAO
77564
Tycho2
1311-02788-1
Gaia DR2
73867513472
HD
38573
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05476+2056 BU 91 AB 2009 17 91 1.5 8.10 10.60 Am 054738.44+205626.8

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