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CHROMOSPHERIC OBSERVATION AND PRELIMINARY ANALYSIS OF ACTIVE REGION AR5395 AT URUMQI ASTRONOMICAL STATION

CHROMOSPHERIC OBSERVATION AND PRELIMINARY ANALYSIS OF ACTIVE REGION AR5395 AT URUMQI ASTRONOMICAL STATION
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摘要 The region AR 5395 was the largest active region in Mar, 1989. It first appearedfrom solar east limb on Mar. 7th. We saw an 1B class flare with compact structure ofchromospheric faculae at 0830 UT on Mar. 8th. At 0245 UT, the photo of 2N / M1.8flare was obtained with Hα telescope on 9th, and the bending slim filaments tend to
出处 《天文研究与技术》 CSCD 1990年第4期29-30,320-321,共4页 Astronomical Research & Technology
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