02424+2001 BU  522AB (Mu Ari)

 
 
02h 42m 21.92s +20 00' 41.7" P.A. 265 sep 19 mag 5.69,12.20 Sp A0V dist. 116.82 pc (381.07 l.y.)
 
 
Coord 2000
02424+2001
Discov num
BU  522
Comp
AB
Coord arcsec 2000
02 42 21.92 +20 00 41.7
Date first
1878
Date last
2000
Obs
9
Pa first
266
Pa last
265
P.A. Now (θ)
265°
Sep first
19.1
Sep last
19.0
Sep. Now (ρ)
19"
Mag pri
5.69
Mag sec
12.20
delta mag (ΔM)
6.51
Spectral class
A0V (white)
Pri motion ra
+028
Sec motion ra
Pri motion dec
-048
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
02424+2001 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 93062 02424+2001 BLA 1 Aa,Ab 1975 2014 30 264 0.0 5.69 6.20 0.51 Y
Show Mu Ari 93062 02424+2001 BU 522 AB 1878 2000 9 265 19.0 5.69 12.20 6.51 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
264.9
Precise sep
18.976
Name
Mu Ari
Constellation
Aries
SAO
93062
HIP
12640
Tycho2
1229-01969-1
HD
16811
HR
793
GC
3256
BD
BD+19 403
Bayer
Mu Arietis
Bayer name
Mu Ari
Flamsteed
34 Arietis
Flamsteed name
34 Ari
Distance
116.82
Distance ly
381.07
last precise pa
264.9
last precise sep
18.976
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02424+2001 BU 522 AB 1999 8 265 19.2 5.69 12.20 A0V D 024221.92+200041.7
02424+2001 BU 522 AB 2000 9 265 19.0 5.69 12.20 A0V N D 024221.92+200041.7

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