00310-1005 HJ 1981 A,BC (HD 2760)

 
 
00h 30m 59.89s -10° 05' 04.9" P.A. 89.00 sep 78.4 mag 6.91,8.43 Sp A5IV-V dist. 148.81 pc (485.42 l.y.)
 
 
Coord 2000 00310-1005 Discov num HJ 1981 Comp A,BC Coord arcsec 2000 00 30 59.89 -10 05 04.9
Date first 1830 Date last 2015 Obs 27
Pa first 85 Pa last 88.7 P.A. Now (θ) 88.7°
Sep first 60.0 Sep last 78.37 Sep. Now (ρ) 78.37"
Mag pri 6.91 Mag sec 8.43 delta mag (ΔM) 1.52 Spectral class A5IV-V (white)
Pri motion ra -029 Sec motion ra -034
Pri motion dec -020 Sec motion dec -035
Notes Z W (Parallax indicates components are physical, )
rPM=0.324
This double is physical.
 
 
00310-1005 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 2760 147317 00 30 60 -10 05 05 HJ 1981 A,BC 2015 27 89 78.4 6.91 8.43 1.52 <===
Show 147318 00 31 05 -10 05 02 BU 1158 BC 2017 36 324 0.5 9.69 9.09 0.60 Y
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 2760 Constellation Cetus SAO 147317 HIP 2431
Tycho2 5269-02391-1 Gaia DR2 2426456896455853440 HD 2760 GC 607
BD BD-10 89 Distance 148.81 Distance ly 485.42