Astronomy and Astrophysics – Astrophysics
Scientific paper
Apr 1989
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1989a%26a...214....1s&link_type=abstract
Astronomy and Astrophysics (ISSN 0004-6361), vol. 214, no. 1-2, April 1989, p. 1-3.
Astronomy and Astrophysics
Astrophysics
5
Companion Stars, Eclipsing Binary Stars, Gravitational Effects, Pulsars, Astronomical Photometry, Brightness, Neutron Stars, Stellar Mass, Stellar Orbits
Scientific paper
For the binary system 1957 + 20, the possible gravitational
amplification of the companion by the pulsar itself is calculated. A
periodic brightness enhancement between 0.0001 and 0.01 is found,
depending on the geometry of the system, with a probability of about 10
percent.
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