28 Apr 2001, 00:59:37 (UT) P=-24.63, B0=-4.45, L0=114.7, radius=954.7" obs radius = 857.0 (pixel), RMS=107.4 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S19.24 W80.84, 0.175, 3.90, 11.12, 60 2: S9.766 W7.292, 0.987, 445.95, 225.74, 22430 3: N15.02 W48.10, 0.622, 461.12, 370.17, 16433 4: N17.23 W42.14, 0.683, 61.54, 45.05, 1418 5: N16.99 W37.19, 0.736, 0.86, 0.58, 14 6: N20.32 W34.65, 0.742, 64.57, 43.50, 1413 7: N20.60 W29.92, 0.781, 991.14, 634.19, 46113 8: N9.382 W6.259, 0.965, 81.04, 41.98, 1936 9: N6.505 E33.44, 0.817, 331.10, 202.45, 13671 10: N6.517 E34.68, 0.805, 0.86, 0.53, 15 11: N7.591 E39.08, 0.756, 117.44, 77.59, 2724 12: N8.818 E38.41, 0.760, 1.30, 0.85, 20 13: N9.017 E38.20, 0.761, 8.66, 5.69, 155 14: N27.50 E46.51, 0.572, 81.47, 71.13, 1845 Umbra only 15: S9.747 W7.318, 0.987, 96.64, 48.92, 9018 16: N14.73 W47.34, 0.633, 10.40, 8.20, 803 17: N20.66 W31.02, 0.772, 109.64, 71.01, 10598 18: N20.68 W28.51, 0.792, 26.00, 16.41, 2079 19: N6.465 E33.35, 0.818, 29.90, 18.26, 2427 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 2201.16 1493.77 85757 South 449.85 236.86 22490 Whole 2651.01 1730.63 108247 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 4 16 56 South 2 3 23 Whole 6 19 79 ------------------------------------------ Center -1 -1 -11 Seeing -1