2019-07-30T22:55:36.000Z http://sot.lmsal.com Mr. Sam Freeland Lockheed Martin Solar and Astrophysics Laboratory (LMSAL) http://www.lmsal.com Lockheed Martin Advanced Tech Center, 3251 Hanover Rd, O/ADBS, B/252, Palo Alto, CA 94304 null null HINODE SOT Hosoi Matsumoto DeRosa (RCO) 240 HOP240 (south pole) S. Pole QS QS 4 17 -928 327 163 2014-07-30T10:53:30.000Z 2014-07-30T18:06:16.000Z 17 -928 Temporal Evolution and Magnetic Polarity Reversal of the Sun's Polar Magnetic Patches HOP81, Na IV + Gband, Full FOV 1. To understand the temporal evolution of the polar magnetic patches and the appearance of faculae within magnetic patches during the solar cycle. 2. To understand the interaction of polar magnetic patches with opposite polarity magnetic elements leading to polarity reversal. ivo://sot.lmsal.com/VOEvent#2014-07-30T10:53:00Z