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Related papers: Inverse Compton Emission of TeV Gamma Rays from PS…

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The binary system PSR B1259-63 consists of a 48 ms pulsar in a 3.4 year orbit around a Be star and unpulsed TeV gamma-ray emission has been detected near previous periastron passages. A likely source of the gamma-rays is the inverse Compton…

High Energy Astrophysical Phenomena · Physics 2015-05-20 B. van Soelen , P. J. Meintjes

PSR B1259-63 is a 47ms radio pulsar with a high spin-down luminosity which is in a close, highly eccentric 3.5-year orbit about a bright stellar companion. The binary system may be a detectable source of hard gamma-rays produced by inverse…

Astrophysics · Physics 2009-10-31 Lewis Ball , Jennifer Dodd

We investigate the effects of inverse Compton scattering by electrons and positrons in the unshocked winds of rotationally-powered binary pulsars. This process can scatter low energy target photons to produce gamma rays with energies from…

Astrophysics · Physics 2009-10-31 Lewis Ball , J. G. Kirk

We discuss the implications of the recent X-ray and TeV gamma-ray observations of the PSR B1259-63 system (a young rotation powered pulsar orbiting a Be star) for the theoretical models of interaction of pulsar and stellar winds. We show…

Astrophysics · Physics 2008-11-26 A. Neronov , M. Chernyakova

(abridged) Gamma-ray binaries are massive stars with compact object companions that are observed to emit most of their energy in the gamma-ray range. One of these binaries is known to contain a radio pulsar, PSR B1259-63. Synchrotron and…

High Energy Astrophysical Phenomena · Physics 2015-05-27 Jérôme Pétri , Guillaume Dubus

At least one massive binary system containing an energetic pulsar, PSR B1259-63/SS2883, has been recently detected in the TeV gamma-rays by the HESS telescopes. These gamma-rays are likely produced by particles accelerated in the vicinity…

Astrophysics · Physics 2009-11-13 Agnieszka Sierpowska-Bartosik , Wlodek Bednarek

PSR B1259-63 is a gamma-ray binary system hosting a radio pulsar orbiting around a O9.5Ve star, LS 2883, with a period of ~3.4 years. The interaction of the pulsar wind with the LS 2883 outflow leads to unpulsed broad band emission in the…

High Energy Astrophysical Phenomena · Physics 2020-07-08 M. Chernyakova , D. Malyshev , S. Mc Keague , B. van Soelen , J. P. Marais , A. Martin-Carrillo , D. Murphy

PSR 1259-63 is a radio pulsar orbiting a Be star in a highly eccentric orbit. Soft and hard X-rays are observed from this binary system. We apply the shock powered emission model to this system. The collision of the pulsar and Be star winds…

Astrophysics · Physics 2015-06-24 K. Murata , H. Tamaki , H. Maki , N. Shibazaki

The gamma-ray binary system PSR B1259-63 consists of a 48 ms pulsar orbiting a Be star. The system is particularly interesting because it is the only gamma-ray binary system where the nature of the compact object is known. The non-thermal…

High Energy Astrophysical Phenomena · Physics 2017-08-30 B. van Soelen , P. J. Meintjes , A. Odendaal , L. J. Townsend

PSR B1259-63 is the only known binary system with a radio pulsar from which the non-pulsed radio and X-ray emission was detected. The companion star in this system is a Be star SS 2883. A rapidly rotating radio pulsar is expected to produce…

Astrophysics · Physics 2009-10-31 Maria A. Chernyakova , Andrei F. Illarionov

PSR B1259-63 is a 48 ms radio pulsar in a highly eccentric 3.4 year orbit with a Be star SS 2883. Unpulsed gamma-ray, X-ray and radio emission components are observed from the binary system. It is likely that the collision of the pulsar…

Astrophysics of Galaxies · Physics 2015-05-13 M. Chernyakova , A. Neronov , F. Aharonian , Y. Uchiyama , T. Takahashi

PSR B1259-63 is in a highly eccentric 3.4 year orbit with a Be star and crosses the Be star disc twice per orbit, just prior to and just after periastron. Unpulsed radio, X-ray and gamma-ray emission observed from the binary system is…

Astrophysics · Physics 2009-11-11 M. Chernyakova , A. Neronov , A. Lutovinov , J. Rodriguez , S. Johnston

PSR B1259-63/SS 2883 is a binary system in which a 48-ms pulsar orbits around a Be star in a high eccentric orbit with a long orbital period of about 3.4 yr. Extensive broadband observational data are available for this system from radio…

High Energy Astrophysical Phenomena · Physics 2015-05-28 S. W. Kong , Y. W. Yu , Y. F. Huang , K. S. Cheng

The spectral energy distribution from the X-ray to the very high energy regime ($>100$ GeV) has been investigated for the $\gamma$-ray binary system PSR B1259-63/SS2883 as a function of orbital phase within the framework of a simple model…

High Energy Astrophysical Phenomena · Physics 2009-08-11 Jumpei Takata , Ronald E. Taam

The inverse Compton scattering of ultrarelativistic electrons accelerated at the pulsar wind termination shock is believed to be responsible for TeV gamma-ray signal recently reported from the binary system PSR B1259-63/SS2883. While this…

Astrophysics · Physics 2009-11-11 Dmitry Khangulyan , Slavomir Hnatic , Felix Aharonian , Sergey Bogovalov

Observations of the PSR B1259-63/SS2883 binary system using the CANGAROO-II Cherenkov telescope are reported. This nearby binary consists of a 48msec radio pulsar in a highly eccentric orbit around a Be star, and offers a unique laboratory…

Astrophysics · Physics 2009-11-10 A. Kawachi , T. Naito , J. R. Patterson , P. G. Edwards , CANGAROO-II Collaboration

PSR B1259-63/LS2883 is a binary system composed of a pulsar and a Be star. The Be star has an equatorial circumstellar disk (CD). The {\it Fermi} satellite discovered unexpected gamma-ray flares around 30 days after the last two periastron…

High Energy Astrophysical Phenomena · Physics 2017-08-09 Shu-Xu Yi , K. S. Cheng

PSR B1259-63/LS 2883 is a very high energy (VHE; E > 100 GeV) gamma-ray emitting binary consisting of a 48 ms pulsar orbiting around a Be star with a period of 3.4 years. The Be star features a circumstellar disk which is inclined with…

High Energy Astrophysical Phenomena · Physics 2015-09-07 Iurii Sushch , Markus Böttcher

We consider nebulae which are created around binary systems containing rotation powered pulsars and companion stars with strong stellar winds. It is proposed that the stellar and pulsar winds have to mix at some distance from the binary…

High Energy Astrophysical Phenomena · Physics 2016-02-12 W. Bednarek , J. Sitarek

We report the results of a CGRO 3-week observation of the binary system containing the 47 ms pulsar PSR B1259-63 orbiting around a Be star companion in a very eccentric orbit. The PSR B1259-63 binary is a unique system for the study of the…

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