02424+2001 BU 522 AB (Mu Ari)

 
 
02h 42m 21.92s +20° 00' 41.7" P.A. 265.00 sep 18.6 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 2017 Obs 12
Pa first 266 Pa last 264.6 P.A. Now (θ) 264.6°
Sep first 19.1 Sep last 18.63 Sep. Now (ρ) 18.63"
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 wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 93062 02 42 22 +20 00 42 BLA 1 Aa,Ab 2021 43 62 0.0 5.69 6.20 0.51 Y
Show Mu Ari 93062 02 42 22 +20 00 42 BU 522 AB 2017 12 265 18.6 5.69 12.20 6.51 <===
Show 02 42 22 +20 00 42 OCC 9075 Ba,Bb 1973 0 -1 0.0 12.40 14.50 2.10
Quadruple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Mu Ari Constellation Aries SAO 93062 HIP 12640
Tycho2 1229-01969-1 Gaia DR2 84944355647503360 HD 16811 HR 793
GC 3256 ADS 2062 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 Bayer greek μ Ari