2014-03-14T19:33:44.000Z http://sot.lmsal.com Ted Tarbell LMSAL http://lmsal.com 3251 Hanover Rd, O/ADBS, B/252, Palo Alto, CA, 94304 +1-650-424-2400 tarbell@lmsal.com Hinode SOTSP Arikawa Brooks Derosa (RCO) 240 240 null HOP240 (N pole) PC PC Limb 9 -15 925 0 0 2014-03-17T15:50:00.000Z 2014-03-17T18:05:00.000Z -15 925 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.