The broad-band spectrum of OAO1657-415 with BeppoSAX: In search of cyclotron lines

M. Orlandini, D. Dal Fiume, S. Del Sordo +4

We report on a 30 ks observation of the high-mass X-ray binary pulsar OAO1657-415 performed by BeppoSAX on September 1998. The wide band spectrum is well fit by both a cutoff power…