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A digital filter for optimal enhancement of Fabry-Pérot interferograms

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Abstract

We describe the concept and the performance of a high-pass digital filter to enhance the faint Fabry-Pérot interferograms. The filter was used to analyse the comet Halley-Hα interferogram. The results are briefly discussed.

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References

  • Cappellini, V.: 1986,Adv. Electronics Electro Phys. 56, Academic Press, New York.

    Google Scholar 

  • Chandrasekhar, T., Ashok, N. M., Debi Prasad, C., and Desai, J. N.: 1988,Opt. Eng. 27, 67.

    Google Scholar 

  • Debi Prasad, C., Chandrasekhar, T., Desai, J. N., and Ashok, N. M.: 1988,J. Astron. Astrophys. (in press).

  • Deharveng, L.: 1973,Astron. Astrophys. 41, 27.

    Google Scholar 

  • Fabry, Ch. and Buisson, H.: 1911,Astrophys. J. 33, 406.

    Google Scholar 

  • Gilles Joncas and Ray, Jean-René: 1984,Publ. Astron. Soc. Pacific 96, 263.

    Google Scholar 

  • Hirschberg, J. G.: 1967,J. Phys. Suppl. 28, 53.

    Google Scholar 

  • Sulentic, Jack W. and Jean, J. L.: 1984,Sky Telesc. 407.

  • Meaburn, J.: 1975,Detection and Spectrometry of Faint Light, D. Reidel Publ. Co., Dordrecht, Holland, p. 167.

    Google Scholar 

  • Thonnat, M., Ruffini, B., Caplan, J., and Lebaria, A.: 1983,Astron. Astrophys. 124, 236.

    Google Scholar 

  • Taylor, K. and Atherton, P. D.: 1980,Monthly Notices Roy. Astron. Soc. 191, 675.

    Google Scholar 

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Authors and Affiliations

  1. Physical Research Laboratory, Ahmedabad, India

    C. Debi Prasad & J. N. Desai

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  1. C. Debi Prasad
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  2. J. N. Desai
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Prasad, C.D., Desai, J.N. A digital filter for optimal enhancement of Fabry-Pérot interferograms. Astrophys Space Sci 145, 171–175 (1988). https://doi.org/10.1007/BF00645700

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  • DOI: https://doi.org/10.1007/BF00645700

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