Abstract The SIGMA telescope has been launched on December 1st 1989. After a calibration period, January and February 1990, the scientific observations started. In this paper, we review the first measurements obtained with SIGMA, and we give the preliminary highlights results obtained in the field of hard X-Ray/Gamma-Ray astronomy.


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    Title :

    First observations with the sigma telescope


    Contributors:
    Roques, J.P. (author) / Mandrou, P. (author) / Vedrenne, G. (author) / Bouchet, L. (author) / Ballet, J. (author) / Lambert, A. (author) / Paul, J. (author) / Salotti, L. (author) / Gilfanov, M.R. (author) / Sunyaev, R.A. (author)

    Published in:

    Publication date :

    1991-01-01


    Size :

    9 pages




    Type of media :

    Article (Journal)


    Type of material :

    Electronic Resource


    Language :

    English



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