2025-02-28 03:07:54UT (2025-02-28 12:07:54JST) Solar Science Observatory NAOJ P=-21.34, B0=-7.21, L0= 31.21, radius=968.3" obs radius= 962.8 (pixel), p_thresh=-0.075, u_thresh=-0.275 ***** Observed Sunspot Parameters ***** -------------------------------------------------------------------------- 10^-6 hemisphere -10^-6 B_t Group No. p/u position cos(t) ap_area co_area darkness id -------------------------------------------------------------------------- 1: p S11.82 W77.52, 0.236, 38.12, 80.91, 3.41 1 2: p S14.30 E04.27, 0.990, 3.78, 1.91, 0.45 3 3: p S11.28 E05.60, 0.993, 17.17, 8.65, 3.05 3 4: p S09.62 E08.80, 0.988, 16.83, 8.52, 2.76 3 5: p N16.32 W37.06, 0.725, 9.96, 6.87, 1.37 2 6: pu N05.19 E37.33, 0.774, 48.07, 31.05, 8.66 6 7: pu N17.68 E03.37, 0.906, 498.25, 275.12, 109.97 4 8: p N16.77 E05.66, 0.909, 9.96, 5.48, 1.17 4 9: p N16.72 E08.54, 0.904, 14.77, 8.17, 1.87 4 10: p N17.46 E06.20, 0.903, 10.64, 5.89, 1.13 4 11: p N18.63 E04.62, 0.897, 14.42, 8.04, 1.57 4 12: p N10.89 E33.07, 0.793, 5.49, 3.47, 0.56 5 13: p N11.79 E31.48, 0.803, 2.40, 1.50, 0.23 5 14: p N20.71 E12.28, 0.862, 1.03, 0.60, 0.10 4 15: p N21.15 E11.62, 0.861, 10.64, 6.18, 1.36 4 16: p N20.93 E12.17, 0.861, 1.03, 0.60, 0.09 4 17: pu N21.94 E11.48, 0.855, 29.53, 17.27, 4.60 4 18: p N23.66 E41.73, 0.628, 12.02, 9.57, 1.42 7 19: u 6 N05.20 E37.23, 0.775, 4.81, 3.10, 1.55 6 20: u 7 N16.89 E04.24, 0.910, 32.62, 17.92, 12.87 4 21: u 7 N17.57 E03.08, 0.907, 42.58, 23.48, 17.35 4 22: u 7 N18.52 E03.02, 0.900, 14.77, 8.21, 5.43 4 23: u 17 N21.85 E11.49, 0.856, 1.37, 0.80, 0.44 4 -------------------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-6 B_t Region ap_area co_area darkness North 668.23 379.80 134.09 South 75.89 99.98 9.68 Whole 744.12 479.78 143.77 ---------------------------------------- ***** Observed Group Parameters ***** --------------------------------------------------------------------- No. position Carr.Lon. f center cos(t) ap_area co_area --------------------------------------------------------------------- 1: S11.82 W77.52, 108.73, 1, 0, 0.236, 38.12, 80.91 2: N16.32 W37.06, 68.27, 1, 0, 0.725, 9.96, 6.87 3: S11.57 E06.59, 24.63, 3, 1, 0.991, 37.77, 19.07 4: N18.82 E06.62, 24.59, 13, 1, 0.892, 590.28, 327.34 5: N11.29 E32.36, 358.86, 2, 0, 0.797, 7.90, 4.96 6: N05.20 E37.29, 353.92, 2, 0, 0.775, 48.07, 31.05 7: N23.66 E41.73, 349.48, 1, 0, 0.628, 12.02, 9.57 --------------------------------------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 5 19 69 South 2 4 24 Whole 7 23 93 ------------------------------------------ Center 2 16 36 dark:pcg20250228_093539_00 flat:pcg20250228_093014_01