Strip photometry of diffuse objects : i. the structure of comets kohoutek (1973 xii) and bradfield (1974 iii)
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1977Autor
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Abstract
A high signal to noise ratio and good one dimensional resolution are obtained by scanning a narrow slit across extended objects. Several observations of two comets give information on total brightness and on the density distribution of the coma. The characteristic scale length reduced to 1 AU of the coma of comet Bradfield was 10⁴·⁸±⁰·¹ km, in agreement with that of C₂ in comet Bennet (1970 II) obtained by Delsemme and Moreau (1973). For comet Kohoutek we obtained a slightly larger value, 10⁵·⁰ ...
A high signal to noise ratio and good one dimensional resolution are obtained by scanning a narrow slit across extended objects. Several observations of two comets give information on total brightness and on the density distribution of the coma. The characteristic scale length reduced to 1 AU of the coma of comet Bradfield was 10⁴·⁸±⁰·¹ km, in agreement with that of C₂ in comet Bennet (1970 II) obtained by Delsemme and Moreau (1973). For comet Kohoutek we obtained a slightly larger value, 10⁵·⁰±⁰·¹ km. ...
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Astronomy and Astrophysics. Berlin. Vol. 55, no. 2 (Mar. 1977), p. 299-302
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Estrangeiro
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Artigos de Periódicos (40021)Ciências Exatas e da Terra (6101)
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