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astro-ph2000
SNR0540-69 -the Crab twin- revisited: Chandra vs. HST
P. A. Caraveo, R. P. Mignani, A. De Luca +2
High resolution images of the Crab-like SNR SNR0540-69 have been recently obtained by the HRC, on board the Chandra X-ray Observatory, and by the FORS1 instrument, attached to ESO/…
astro-ph2000
HST as a reliable astrometric tool for pulsar astronomy: the cases of the Vela and Geminga pulsars
A. De Luca, R. P. Mignani, P. A. Caraveo
The quest for the distance of the Vela and Geminga pulsars yielded, so far, a set of four WFPC2 images for each object. The availability of couples of images taken at the same peri…
astro-ph2000
HST as a powerful astrometric tool for pulsar astronomy
R. P. Mignani, P. A. Caraveo, A. De Luca
Given their intrinsic faintness, isolated neutron stars represent an elusive target for optical astronomy. Up to date, an optical counterpart has been identified only for a very ti…