15590-6502 HDS 2250 Aa,Ab

15h 58m 58.16s -65° 02' 15.2" P.A. 246.00 sep 0.2 mag 5.77,9.34 Sp B7III dist. 272.48 pc (888.83 l.y.)

Coord 2000 15590-6502 Discov num HDS2250 Comp Aa,Ab Coord arcsec 2000 15 58 58.16 -65 02 15.2
Date first 1991 Date last 2021 Obs 3
Pa first 326 Pa last 246.3 P.A. Now (θ) 246.3°
Sep first 0.2 Sep last 0.241 Sep. Now (ρ) 0.241"
Mag pri 5.77 Mag sec 9.34 delta mag (ΔM) 3.57 Spectral class B7III (blue-white)
Pri motion ra -009 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes




Nature of this double is uncertain.



15590-6502 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 253362 15 58 58 -65 02 15 HDS 2250 Aa,Ab 2021 3 246 0.2 5.77 9.34 3.57 <===
Show HD 142514 253362 15 58 58 -65 02 15 B 854 AB 2015 3 283 9.9 5.77 12.50 6.73


Triple system
2 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Triangulum Australe SAO 253362 HIP 78279 Tycho2 9031-04549-1
Gaia DR2 5822906554447980032 HD 142514 HR 5920 CP CP-64 3320
Distance 272.48 Distance ly 888.83