15 May 2001, 00:55:41 (UT) P=-20.96, B0=-2.65, L0=250.0, radius=950.9" obs radius = 853.6 (pixel), RMS=104.4 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S20.31 W54.82, 0.555, 198.79, 178.86, 6869 2: S17.87 W32.67, 0.814, 186.56, 114.53, 6241 3: S16.06 W29.46, 0.848, 70.77, 41.70, 1608 4: S16.52 W30.05, 0.842, 1.31, 0.77, 20 5: S10.49 W47.05, 0.677, 8.30, 6.12, 130 6: S10.13 W46.74, 0.681, 5.67, 4.16, 88 7: S18.17 W19.28, 0.910, 237.24, 130.31, 6867 8: S9.848 W46.68, 0.683, 0.87, 0.63, 14 9: S16.44 W24.55, 0.884, 98.30, 55.56, 2514 10: S17.15 W24.28, 0.883, 1.31, 0.74, 20 11: S15.44 W26.39, 0.874, 20.53, 11.73, 345 12: N7.097 W30.22, 0.850, 102.67, 60.34, 2615 13: N10.61 E17.84, 0.926, 2.18, 1.17, 36 14: N13.71 E12.48, 0.936, 511.62, 273.14, 21711 15: N11.06 E17.99, 0.923, 39.75, 21.52, 744 16: N11.99 E16.22, 0.928, 13.98, 7.52, 226 17: N11.72 E16.34, 0.929, 1.31, 0.70, 21 18: N12.26 E23.02, 0.888, 294.47, 165.70, 8568 19: N13.20 E22.19, 0.889, 0.87, 0.49, 14 20: N13.45 E22.25, 0.888, 2.18, 1.22, 36 Umbra only 21: N13.73 E12.25, 0.937, 50.68, 27.03, 3928 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 969.06 531.85 33971 South 829.68 545.18 24716 Whole 1798.75 1077.03 58687 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 2 10 30 South 3 11 41 Whole 5 21 71 ------------------------------------------ Center -1 -1 -11 Seeing -1