Results 151 to 160 of about 6,276,609 (285)

Orbital period derivative of a binary system using an exact orbital energy equation

open access: yes
It is proposed that the equations of motion in periodic relativity which yielded major predictions of general relativity are exact in nature and can be applied to pulsars and inspiraling compact binaries for analyzing orbital period derivative and two ...
Zaveri, Vikram H.
core  

QZ Serpentis: A Dwarf Nova with a 2 Hour Orbital Period and an Anomalously Hot, Bright Secondary Star [PDF]

open access: green, 2002
J. R. Thorstensen   +5 more
openalex   +1 more source

On the bifurcation of periodic orbits

open access: yes, 2001
This article is a survey on recent contributions to an effective version of Bautin's theory about the bifurcation of periodic orbits (limit cycles). The analysis of Hopf bifurcations of higher order is possible by use of the return mapping. Explicit estimates of the size of the domain on which the number of limit cycles is controlled are important in ...
openaire   +2 more sources

Exoplanet Ephemerides Change Observations (ExoEcho). I. Transit Timing Analysis of 37 Exoplanets Using HST/WFC3 Data

open access: yesThe Astronomical Journal
The ExoEcho project is designed to study the photodynamics of exoplanets by leveraging high-precision transit timing data from ground- and space-based telescopes.
Xinyue Ma   +8 more
doaj   +1 more source

Hyperbolic periodic orbits

open access: yesJournal of Differential Equations, 1977
David L. Rod   +2 more
openaire   +2 more sources

On the stability of periodic orbits in Rn

open access: yes, 2006
We consider an autonomous differential system in Rn with a periodic orbit and we give a new method for computing the characteristic multipliers associated to it. Our method works when the periodic orbit is given by the transversal intersection of n ¡ 1 codimension one hypersurfaces and is an alternative to the use of the first order variational ...
Gasull, Armengol   +3 more
openaire   +2 more sources

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