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Speckle Interferometry of Metal-Poor Stars in the Solar Neighborhood.II
D. A. Rastegaev, Yu. Yu. Balega, A. F. Maksimov +2
The results of speckle interferometric observations of 115 metal-poor stars [m/H]<-1 within 250 pc from the Sun and with proper motions mu <= 0.2"/yr, made with the 6-m telescope o…
Speckle Interferometry of Nearby Multiple Stars. IV. Measurements in 2004 and New Orbits
I. I. Balega, Yu. Yu. Balega, A. F. Maksimov +4
The results of speckle interferometric observations of 104 binary and 6 triple stars performed at the BTA 6 m telescope in 2004 October are presented. Nearby low-mass stars are mos…
Speckle Interferometry of Metal-Poor Stars in the Solar Neighborhood. I
D. A. Rastegaev, Yu. Yu. Balega, E. V. Malogolovets
We report the results of speckle-interferometric observations of 109 high proper-motion metal-poor stars made with the 6-m telescope of the Special Astrophysical Observatory of the…
GJ 900: A new hierarchical system with low-mass components
E. V. Malogolovets, Yu. Yu. Balega, D. A. Rastegaev +2
Speckle interferometric observations made with the 6 m telescope of the Special Astrophysical Observatory of the Russian Academy of Sciences in 2000 revealed the triple nature of t…
Nearby low-mass triple system GJ795
E. V. Malogolovets, Yu. Yu. Balega, D. A. Rastegaev
We report the results of our optical speckle-interferometric observations of the nearby triple system GJ795 performed with the 6-m BTA telescope with diffraction-limited angular re…