https://www.aanda.org/articles/aa/abs/2001/23/aa1259/aa1259.html
On the orbital period of the cataclysmic variable RZ Leonis | Astronomy & Astrophysics (A&A)
on theorbital periodcataclysmic variable
https://arxiv.org/abs/1109.6662
[1109.6662] Post common envelope binaries from SDSS. XII: The orbital period distribution
Abstract page for arXiv paper 1109.6662: Post common envelope binaries from SDSS. XII: The orbital period distribution
common envelope binaries
https://www.aanda.org/articles/aa/abs/2011/12/aa17514-11/aa17514-11.html
Post common envelope binaries from SDSS - XII. The orbital period distribution | Astronomy &...
common envelope binaries
https://www.aanda.org/articles/aa/abs/2001/36/aa1444/aa1444.html
Long-term starspot evolution, activity cycle and orbital period variation of SZ Piscium | Astronomy...
https://www.aanda.org/articles/aa/abs/2002/30/aaed112/aaed112.html
On the orbital period of the Intermediate Polar 1WGA J1958.2+3232 | Astronomy & Astrophysics (A&A)
https://www.iac.es/es/ciencia-y-tecnologia/publicaciones/radio-continuum-studies-ultracompact-and-short-orbital-period-x-ray-binaries
Radio Continuum Studies of Ultracompact and Short Orbital Period X-Ray Binaries | Instituto de...
We present the radio continuum counterparts to the enigmatic ultracompact X-ray binaries (UCXBs): a black hole or neutron star accreting from a...
https://observablehq.com/@christophe-yamahata/tycho-brahe-observations-mars-vs-osculating-orbital-elements
Tycho Brahe's observations of Mars: osculating orbital elements for the period 1582-1600 /...
https://iac.es/en/science-and-technology/publications/radio-continuum-studies-ultracompact-and-short-orbital-period-x-ray-binaries
Radio Continuum Studies of Ultracompact and Short Orbital Period X-Ray Binaries | Instituto de...
We present the radio continuum counterparts to the enigmatic ultracompact X-ray binaries (UCXBs): a black hole or neutron star accreting from a...
https://www.scirp.org/journal/paperinformation?paperid=62355
The Spinning Period of a Free Electron and the Periods of Spin and Orbital Motions of Electron in...
The spinning period for a free electron and the periods of spin and orbital motion of the electron in an atomic state have been calculated. We have shown that...
https://iac.es/en/science-and-technology/publications/62-minute-orbital-period-black-widow-binary-wide-hierarchical-triple?overridden_route_name=entity.node.canonical&base_route_name=entity.node.canonical&page_manager_page=node_view&page_manager_page_variant=node_view-panels_variant-15&page_manager_page_variant_weight=-6
A 62-minute orbital period black widow binary in a wide hierarchical triple | Instituto de...
Over a dozen millisecond pulsars are ablating low-mass companions in close binary systems. In the original `black widow', the eight-hour orbital period...