2024-09-04T01:25:57.996067Z http://sot.lmsal.com Mr. Sam Freeland Lockheed Martin Solar and Astrophysics Laboratory (LMSAL) http://www.lmsal.com Lockheed Martin ATC, 3251 Hanover St., Palo Alto, CA 94306 null null HINODE SOTSP Arikawa Brooks Derosa (RCO) 240 HOP240 (N pole) Limb PC PC 9 20140317_155004 323 356 360 9 36 500 2 1 1 0 2 142 2012 1991 7.964 -14.736 932.137 90.164 162.304 2014-03-17T15:50:04.000Z 2014-03-17T18:03:33.000Z -14.736 932.137 Temporal Evolution and Magnetic Polarity Reversal of the Sun's Polar Magnetic Patches Fast map, 80"x164", Q65/65, 1-side CCD, 8 repeats SOT/SP observations revealed that the polar region is covered with isolated patches. To learn about the formation and disintegration of these magnetic patches, we need to analyze the temporal data. We also would like to understand the interaction between magnetic patches ofopposite polarity which leads to the polarity reversal on the polar region.