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A Search for Pulsar Companions to OB Runaway Stars
- Source :
- The Astrophysical Journal. 461:357
- Publication Year :
- 1996
- Publisher :
- American Astronomical Society, 1996.
-
Abstract
- We have searched for radio pulsar companions to 40 nearby OB runaway stars. Observations were made at 474 and 770 MHz with the NRAO 140 ft telescope. The survey was sensitive to long- period pulsars with flux densities of 1 mJy or more. One previously unknown pulsar was discovered, PSRJ2044+4614, while observing towards target O star BD+45,3260. Follow-up timing observations of the pulsar measured its position to high precision, revealing a 9' separation between the pulsar and the target star, unequivocally indicating they are not associated.
- Subjects :
- Physics
Astrophysics::High Energy Astrophysical Phenomena
Pulsar planet
Astrophysics::Instrumentation and Methods for Astrophysics
Astronomy
Astronomy and Astrophysics
Astrophysics::Cosmology and Extragalactic Astrophysics
Astrophysics
Binary pulsar
law.invention
Telescope
Stars
Pulsar
Space and Planetary Science
Millisecond pulsar
law
Astrophysics::Earth and Planetary Astrophysics
Astrophysics::Galaxy Astrophysics
X-ray pulsar
O-type star
Subjects
Details
- ISSN :
- 15384357 and 0004637X
- Volume :
- 461
- Database :
- OpenAIRE
- Journal :
- The Astrophysical Journal
- Accession number :
- edsair.doi...........9880adaa4bc121376fa0c7722731df90
- Full Text :
- https://doi.org/10.1086/177063