04287+1552 STFA 10 AB (Chamukuy)

 
 
04h 28m 39.74s +15° 52' 15.2" P.A. 347.00 sep 336.9 mag 3.41,3.94 Sp A7III dist. 46.1 pc (150.38 l.y.)
 
 
Coord 2000 04287+1552 Discov num STFA 10 Comp AB Coord arcsec 2000 04 28 39.74 +15 52 15.2
Date first 1800 Date last 2019 Obs 46
Pa first 346 Pa last 347 P.A. Now (θ) 347°
Sep first 340.0 Sep last 336.898 Sep. Now (ρ) 336.898"
Mag pri 3.41 Mag sec 3.94 delta mag (ΔM) 0.53 Spectral class A7III (white)
Pri motion ra +106 Sec motion ra +105
Pri motion dec -020 Sec motion dec -015
Notes N T (See Notes, Parallax indicates physical)
rPM=0.047 (< 0.3, Physical double)
This double is physical.
 
 
04287+1552 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 93957 04 28 40 +15 52 15 MKT 13 Aa,Ab 1998 34 334 0.0 3.74 4.86 1.12 Y
Show Chamukuy 93957 04 28 40 +15 52 15 STFA 10 AB 2019 46 347 336.9 3.41 3.94 0.53 <===
Show 93955 04 28 34 +15 57 44 MCA 15 Ba,Bb 2020 51 351 0.2 3.84 7.30 3.46 Y
Show 93955 04 28 34 +15 57 44 BPMA 7 BC 2015 7 75 268.3 3.84 11.96 8.12
Quintuple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name Chamukuy Constellation Taurus SAO 93957 HIP 20894
Tycho2 1265-01172-1 Gaia DR2 3312744219987686144 HD 28319 HR 1412
GC 5436 BD BD+15 632 Bayer Theta 2 Tauri Bayer name The2 Tau
Flamsteed 78 Tauri Flamsteed name 78 Tau Distance 46.1 Distance ly 150.38
Bayer greek θ2 Tau