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Related papers: The Complex Wind Torus and Jets of PSR B1706-44

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We describe recent Chandra ACIS observations of the Vela-like pulsar PSR J2021+3651 and its pulsar wind nebula (PWN). This `Dragonfly Nebula' displays an axisymmetric morphology, with bright inner jets, a double-ridged inner nebula, and a…

Astrophysics · Physics 2009-11-13 Adam Van Etten , Roger W. Romani , C. -Y. Ng

We present high resolution VLA images taken at the wavelengths of lambda 20 cm, lambda 6 cm, and lambda 3.6 cm in the vicinity of the pulsars PSR B1706-44 (PSR J1709-4428) and PSR B1643-43 (PSR J1646-4346). Both of these pulsars are young…

Astrophysics · Physics 2009-11-06 E. Giacani , D. A. Frail , W. M. Goss , M. Vieytes

We present observations with the Chandra X-ray Observatory of the pulsar wind nebula (PWN) within the supernova remnant G0.9+0.1. At Chandra's high resolution, the PWN has a clear axial symmetry; a faint X-ray point source lying along the…

Astrophysics · Physics 2009-11-06 B. M. Gaensler , M. J. Pivovaroff , G. P. Garmire

We report on Australia Telescope Compact Array observations of the ~10^5 yr old pulsar PSR B0906-49. In an image containing only off-pulse emission, we find a weak, slightly extended source coincident with the pulsar's position, which we…

Astrophysics · Physics 2009-10-30 B. M. Gaensler , B. W. Stappers , D. A. Frail , S. Johnston

PSR B1706$-$44 is an energetic gamma-ray pulsar located inside supernova remnant (SNR) G343.1$-$2.3 and it powers a compact pulsar wind nebula (PWN) that shows torus and jet structure in X-rays. We present a radio study of the PWN using…

High Energy Astrophysical Phenomena · Physics 2023-03-15 Y. H. Liu , C. -Y. Ng , R. Dodson

Pulsar wind nebulae (PWNe) produced from supersonic runaway pulsars can render extended X-ray structures in the form of tails and prominent jets. In this Letter we report on the analysis of $\sim$130 ks observations of the PWN around…

High Energy Astrophysical Phenomena · Physics 2020-12-16 Pol Bordas , Xiying Zhang

We present the results of detailed spatial and spectral analysis of the pulsar wind nebula (PWN) in supernova remnant Kes 75 (G29.7-0.3) using a deep exposure with Chandra X-ray observatory. The PWN shows a complex morphology with clear…

Astrophysics · Physics 2009-11-13 C. -Y. Ng , P. O. Slane , B. M. Gaensler , J. P. Hughes

PSR J1809-1917 is a young ($\tau=51$ kyr) energetic ($\dot{E}=1.8\times10^{36}$ erg s$^{-1}$) radio pulsar powering a pulsar wind nebula (PWN). We report on the results of three Chandra X-ray Observatory observations which show that the PWN…

High Energy Astrophysical Phenomena · Physics 2018-12-05 Noel Klingler , Oleg Kargaltsev , George G. Pavlov , Bettina Posselt

We have obtained a deep 670 ks CXO ACIS image of the remarkable pulsar wind nebula (PWN) of PSR J1709-4429, in 4 epochs during 2018-2019. Comparison with an archival 2004 data set provides a pulsar proper motion mu = 13 \pm 3 mas/yr at a PA…

We present observations with the Chandra X-ray Observatory of the pulsar wind nebula (PWN) powered by the energetic young pulsar B1509-58. These data confirm the complicated morphology of the system indicated by previous observations, and…

Astrophysics · Physics 2009-11-07 B. M. Gaensler , J. Arons , V. M. Kaspi , M. J. Pivovaroff , N. Kawai , K. Tamura

We report on an observation of the Vela-like pulsar B1823-13 and its synchrotron nebula with Chandra.The pulsar's spectrum fits a power-law model with a photon index Gamma_PSR=2.4 for the plausible hydrogen column density n_H=10^{22}…

Astrophysics · Physics 2009-11-13 G. G. Pavlov , O. Kargaltsev , W. F. Brisken

PSR B0656+14 is a middle-aged pulsar with a characteristic age $\tau_c=110$ kyr and spin-down power $\dot{E}= 3.8\times 10^{34}$ erg s$^{-1}$. Using Chandra data, we searched for a pulsar wind nebula (PWN) and found evidence of extended…

High Energy Astrophysical Phenomena · Physics 2016-02-03 L. Bîrzan , G. G. Pavlov , O. Kargaltsev

PSR J1809-1917 is a young ($\tau=51$ kyr) energetic ($\dot{E}=1.8\times10^{36}$ erg s$^{-1}$) radio pulsar powering an X-ray pulsar wind nebula (PWN) that exhibits morphological variability. We report on the results of a new monitoring…

High Energy Astrophysical Phenomena · Physics 2020-10-14 Noel Klingler , Hui Yang , Jeremy Hare , Oleg Kargaltsev , George G. Pavlov , Bettina Posselt

Observations of the Vela pulsar-wind nebula (PWN) with the Chandra X-ray Observatory have revealed a complex, variable PWN structure, including inner and outer arcs, a jet in the direction of the pulsar's proper motion, and a counter-jet in…

Astrophysics · Physics 2008-11-26 G. G. Pavlov , M. A. Teter , O. Kargaltsev , D. Sanwal

We present deep Chandra observations of the pulsar wind nebula (PWN) powered by PSR J0007+7303 in the composite supernova remnant CTA 1. The merged ACIS image shows a $\sim20''$ jet extending south of the pulsar and bending toward the…

High Energy Astrophysical Phenomena · Physics 2026-05-21 Seth Gagnon , Oleg Kargaltsev , Jason Alford , Joseph Gelfand , Alexander Lange

We present results from Chandra and XMM-Newton observations of the radio pulsar B1046-58. A high-resolution spatial analysis reveals an asymmetric pulsar wind nebula (PWN) ~6"x11" in size. The combined emission from the pulsar and its PWN…

Astrophysics · Physics 2011-02-11 M. E. Gonzalez , V. M. Kaspi , M. J. Pivovaroff , B. M. Gaensler

The nearby, middle-aged PSR B1055-52 has many properties in common with the Geminga pulsar. Motivated by the Geminga's enigmatic and prominent pulsar wind nebula (PWN), we searched for extended emission around PSR B1055-52 with Chandra…

High Energy Astrophysical Phenomena · Physics 2015-10-07 B. Posselt , G. Spence , G. G. Pavlov

We investigate a class of pulsar wind nebulae that show synchrotron emission from a thick toroidal structure. The best studied such object is the small radio and X-ray nebula around the Vela pulsar, which can be interpreted as the result of…

High Energy Astrophysical Phenomena · Physics 2015-05-30 Roger A. Chevalier , Stephen P. Reynolds

We present a detailed analysis of broadband X-ray observations of the pulsar PSR J1420-6048 and its wind nebula (PWN) in the Kookaburra region with Chandra, XMM-Newton, and NuSTAR. Using the archival XMM-Newton and new NuSTAR data, we…

High Energy Astrophysical Phenomena · Physics 2023-03-15 Jaegeun Park , Chanho Kim , Jooyun Woo , Hongjun An , Kaya Mori , Stephen P. Reynolds , Samar Safi-Harb

We report on a 19 ks observation of the pulsar J1016-5857 with the Chandra X-ray Observatory. This "Vela-like" pulsar has rotation period 107 ms, characteristic age 21 kyr, and spin-down power 2.6e36 ergs/s. A relatively bright centrally…

Astrophysics · Physics 2009-11-10 F. Camilo , B. M. Gaensler , E. V. Gotthelf , J. P. Halpern , R. N. Manchester
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