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X-ray Observations of the New Pulsar--Supernova Remnant System PSR J1119-6127 and SNR G292.2-0.5 | | M. J. Pivovaroff
; V. M. Kaspi
; F. Camilo
; B. M. Gaensler
; F. Crawford
; | | Date: |
6 Feb 2001 | | Subject: | astro-ph | | Affiliation: | Therma-Wave, Inc; MIT), V. M. Kaspi (MIT; McGill), F. Camilo (Columbia), B. M. Gaensler (MIT), F. Crawford (Lockheed Martin; MIT | | Abstract: | PSR J1119-6127 is a recently discovered 1700-year-old radio pulsar that has a very high inferred surface dipolar magnetic field. We present a detailed analysis of a pointed ASCA observation and archival ROSAT data of J1119-6127 and its surroundings. Both data sets reveal extended emission coincident with the newly-discovered radio supernova remnant G292.2-0.5, reported in a companion paper by Crawford et al. (astro-ph/0012287).. A hard point source, offset ~1.5’ from the position of the radio pulsar, is seen with the ASCA GIS. No pulsations are detected at the radio period with a pulsed fraction upper limit of 61% (95% confidence). The limited statistics prevent a detailed spectral analysis, although a power-law model with photon index (Gamma=~1-2) describes the data well. Both the spectral model and derived X-ray luminosity are consistent with those measured for other young radio pulsars, although the spatial offset renders an identification of the source as the X-ray counterpart of the pulsar uncertain. | | Source: | arXiv, astro-ph/0102084 | | Services: | Forum | Review | PDF | Favorites | |
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