Shen Changjun, Yin Chunlin, Fan Daxiong, Li Weibao, Li Zhikai. Test on the Correction of Sunspot Projective Effects by Means of A PDS Photometer[J]. Publications of the Yunnan Observatory, 1984, (2): 17-22.
Citation: Shen Changjun, Yin Chunlin, Fan Daxiong, Li Weibao, Li Zhikai. Test on the Correction of Sunspot Projective Effects by Means of A PDS Photometer[J]. Publications of the Yunnan Observatory, 1984, (2): 17-22.

Test on the Correction of Sunspot Projective Effects by Means of A PDS Photometer

  • In this paper a method is introduced for correcting the projective effects of photographes of a cunspot group with Yunnan Observatory Serial Number 72236 by means of a PDS photometer.
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