Results of two surveys for fast pulsars

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Binary Stars, Neutron Stars, Pulsars, Stellar Spectrophotometry, Milky Way Galaxy, Orbital Elements, Radio Spectra

Scientific paper

The authors present the results of two surveys designed to detect fast pulsars - one carried out at 390 MHz, using the 92 m telescope at Green Bank, and the other done at 430 MHz with the 305 m Arecibo antenna. The Green Bank survey had usable sensitivity down to 4 ms, over a large portion of the galactic plane. Twenty new pulsars were discovered. Six pulsars were detected with periods P < 300 ms, but none was seen with P < 100 ms. The Arecibo survey had usable sensitivity down to 0.6 ms, but covered a much more limited region of sky. These observations detected 5 new pulsars. One of the new pulsars, PSR 1855+09, has a period of 5.362 ms and is a member of a binary system with orbital period 12.3 d.

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