17379-3752 I 247 AC

17h 37m 51.21s -37° 51' 41.0" P.A. 334.00 sep 0.2 mag 6.98,9.00 Sp G8IV/V dist. 47.57 pc (155.17 l.y.)

Coord 2000 17379-3752 Discov num I   247 Comp AC Coord arcsec 2000 17 37 51.21 -37 51 41.0
Date first 2017 Date last 2021 Obs 5
Pa first 351 Pa last 333.8 P.A. Now (θ) 333.8°
Sep first 0.2 Sep last 0.211 Sep. Now (ρ) 0.211"
Mag pri 6.98 Mag sec 9.00 delta mag (ΔM) 2.02 Spectral class G8IV/V (yellow)
Pri motion ra -010 Sec motion ra
Pri motion dec -132 Sec motion dec
Notes N (See Notes)




Nature of this double is uncertain.



17379-3752 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 159704 209047 17 37 51 -37 51 41 I 247 AB 2021 17 109 0.3 6.98 8.68 1.70
Show 209047 17 37 51 -37 51 41 I 247 AC 2021 5 334 0.2 6.98 9.00 2.02 <===


Triple system
3 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Scorpius SAO 209047 HIP 86286 Tycho2 7884-02780-1
Gaia DR2 5962262197232155392 HD 159704 GL Gl 683.2A CD CD-3711734
Distance 47.57 Distance ly 155.17