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The Astrophysical Journal, 623:L53–L56 , 2005 April 10 MAGNETIC FREE ENERGY IN NOAA

太陽雑誌会速報 2005.06.13 T.T.Ishii. The Astrophysical Journal, 623:L53–L56 , 2005 April 10 MAGNETIC FREE ENERGY IN NOAA ACTIVE REGION 10486 ON 2003 OCTOBER 29 Thomas R. Metcalf 1, , K. D. Leka, D 2 . L. Mickey 3 Received 2004 October 11; accepted 2005 March 1; published 2005 March 17

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The Astrophysical Journal, 623:L53–L56 , 2005 April 10 MAGNETIC FREE ENERGY IN NOAA

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  1. 太陽雑誌会速報 2005.06.13 T.T.Ishii The Astrophysical Journal, 623:L53–L56, 2005 April 10 MAGNETIC FREE ENERGY IN NOAA ACTIVE REGION 10486 ON 2003 OCTOBER 29 Thomas R. Metcalf1,, K. D. Leka, D2. L. Mickey3 Received 2004 October 11; accepted 2005 March 1; published 2005 March 17 1 Lockheed Martin Solar and Astrophysics Laboratory 2 Colorado Research Associates Division, NorthWest Research Associates, Inc. 3 Institute for Astronomy, University of Hawaii

  2. Flares in Active Region NOAA 10486 4 28 Nov. 2 29 Oct. 23a 26 23b

  3. RHESSI Light Curve (50-100keV,4s interval) 20 min.

  4. X10 Flare on 2003 Oct. 29 TRACE WL Red and Blue contour SOHO/ MDI (500 Gauss) TRACE 1600 A Onset (20:37) Peak (20:49)

  5. Chromospheric vector magnetogram Imaging Vector Magnetograph (IVM) Mees Solar Observatory Na I D1 line (5895A) 18:46 – 18:57 UT on 2003 Oct. 29

  6. Chromospheric vector magnetogram

  7. RHESSI Light Curve (50-100keV,4s interval) Unusually large amount of free magnetic energy Increasing ?? just after the impulsive phase (large error) Previous results with the same instrument and method NOAA 7216: 1.2 ± 0.2 (×1033 ergs) NOAA 8299: 1.3 ± 0.5 (×1033 ergs)

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