Struve 2398

Struve 2398 ( Σ 2398, Gliese 725 ) is a binary star system in the constellation Draco. At a distance of 11.3 light years, the components belong to the nearest known stars. Both stars are red dwarfs.

Your maximum angular distance reached the components around 1904 with 17 ", since then decreases their distance An exact orbit can not yet determine; . Estimates of the orbital period are 300 to 400 years.

Swell

  • Heintz, W. D.: "The Red - Dwarf Binary Σ2398 "; PASP 99, pp. 1084-1088 (1987 )
  • Baize, P.: "Orbital elements of eighteen visual double stars "; A & AS 26, pp. 177-193 (1976 )

Left

  • Struve 2398 at SolStation
  • Http://www.richweb.f9.co.uk/astro/nearby_stars.htm
  • Struve 2398 in Dra
  • Dragon ( constellation )
  • Binary star
  • Individual star fifth size and darker
  • Red Dwarf
  • Star catalog Gliese Jahreiß
Draco (constellation) Declination Astrometry Light-year Durchmusterung Smithsonian Astrophysical Observatory Star Catalog
268966
de