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Astronomers Detect Orbital Motion in Pair of Supermassive Black Holes
Astronomers Orbital Motion Supermassive Black Holes
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2017/7/24
Using the supersharp radio “vision” of the National Science Foundation’s Very Long Baseline Array (VLBA), astronomers have made the first detection of orbital motion in a pair of supermassive black ho...
Detectability of Orbital Motion in Stellar Binary and Planetary Microlenses
Orbital Motion Stellar Binary Planetary Microlenses
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2011/1/13
A standard binary microlensing event lightcurve allows just two parameters of the lensing system to be measured: the mass ratio of the companion to its host, and the projected separation of the compon...
Search for Orbital Motion of the Pulsar 4U 1626-67: Candidate for a Neutron Star with a Supernova Fall-back Accretion Disk
Stars binaries eclipsing stars binaries spectroscopic
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2009/5/12
We use the method introduced by Karami & Mohebi (2007), and Karami & Teimoorinia (2007) which enable us to derive the orbital parameters of the spectroscopic binary stars by the nonlinear least square...
ON THE ORBITAL MOTION OF A BODY IN A SPHERICALLY SYMMETRIC FIELD IN ROSEN'S BIMETRIC GRAVITATION THEORY
ORBITAL MOTION ROSEN'S BIMETRIC GRAVITATION THEORY SPHERICALLY SYMMETRIC FIELD
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2009/4/20
ON THE ORBITAL MOTION OF A BODY IN A SPHERICALLY SYMMETRIC FIELD IN ROSEN'S BIMETRIC GRAVITATION THEORY。