On mass flow in a complex sunspot |
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Authors: | H I Abdussamatov |
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Institution: | (1) Pulkovo Observatory, 196140 Leningrad, U.S.S.R. |
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Abstract: | The velocity field in a large complex sunspot is investigated in Fe i 6302.5 Å and in H with a spatial resolution of about 2.5 . The Evershed flow is almost parallel to the solar surface. For the inclination angle between the velocity and the horizontal = 4.4°±1.3° is estimated; = 11° is the definite upper limit. |
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