1. Introduction Her X-1 is an eclipsing binary system, with a neutron star (NS) primary and an A/F secondary star. The spin period is ~1.24 s and the orbital.
TEV PA Meeting July 2009
1. Introduction
1 TEV PA Meeting July 2009 Preliminary Fermi-LAT Limits on High Energy Gamma Lines from WIMP Annihilation Yvonne Edmonds representing the Fermi-LAT Collaboration.
