The X-ray and optical variability of the BLRG 3C390.3 |
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| Authors: | Richard Shafer Martin Ward Paul Barr |
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| Institution: | (1) Institute of Astronomy, Madingley Road, CB3 0HA Cambridge, England;(2) European Space Operations Centre (ESOC), Robert-Bosch-Strasse 5, 6100 Darmstadt, West Germany |
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| Abstract: | We describe the optical emission line and continuum changes in 3C390.3. Also we present new EXOSAT results, and discuss their implication for determination of the X-ray spectrum — spectral index and absorbing column. |
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