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Statistics, Morphology, and Energetics of Ellerman Bombs Georgoulis, Rust, Bernasconi, and Schmieder, Ap J 575, 506, 2002 (reviewed by H. Hudson)
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References Ellerman, F., ApJ 46, 298, 1917 (“hydrogen bombs”) Lyot, B., Ann. Ap. 7, 31, 1944 (“petits points”) Severny, A.B., Observatory 76, 241, 1956 (“moustaches”) Georgoulis et al., ApJ 575, 506, 2002 (“Ellerman bombs”)
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“Moustaches” Kurokawa et al., 1982
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What is an Ellerman Bomb? A tiny intense chromospheric brightening, seen best in H-alpha line wings Time scale minutes Energy scale “microflare” Morphology of association with emerging flux and sunspot penumbrae No coronal manifestations except surges
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Ding, Henoux, and Fang 1998
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Conclusions This is a nice paper, from which one can learn a lot about Ellerman bombs These things are like flares in many ways, but seem to occur only in the lower atmosphere (Payne PhD thesis, 1993) EBs may show us something about the way emerging flux accommodates
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