20 May 1999, 05:41:49 (UT) P=-19.60, B0=-2.11, L0=109.6, radius=949.9" obs radius = 849.9 (pixel), RMS=75.67 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S18.32 W36.52, 0.773, 137.48, 88.82, 4522 2: S19.01 W17.55, 0.912, 280.24, 153.50, 7691 3: S21.60 W5.140, 0.938, 486.90, 259.29, 20135 4: S20.27 W9.658, 0.936, 19.38, 10.34, 243 5: S20.18 W8.408, 0.940, 15.86, 8.43, 199 6: S17.31 W14.83, 0.933, 81.07, 43.44, 1898 7: S19.97 E13.95, 0.924, 147.61, 79.87, 5166 8: S21.52 E22.30, 0.873, 1.76, 1.00, 19 9: S19.69 E22.52, 0.881, 63.01, 35.73, 1413 * 10: S0.614 W18.00, 0.950, 0.88, 0.46, 16 11: S15.19 E75.85, 0.245, 100.02, 203.88, 1812 12: N24.41 W53.78, 0.522, 16.30, 15.60, 242 13: N25.67 W57.12, 0.472, 73.58, 77.80, 1776 14: N25.90 W52.72, 0.528, 0.88, 0.83, 10 15: N35.89 E10.17, 0.775, 790.06, 509.57, 44098 Umbra only 16: S18.34 W36.52, 0.773, 24.67, 15.94, 1591 17: S19.29 W18.07, 0.908, 24.23, 13.33, 1483 18: S21.63 W5.148, 0.938, 150.25, 80.03, 10727 19: S20.00 E13.98, 0.923, 33.92, 18.36, 2227 20: N35.83 E10.08, 0.776, 327.83, 211.19, 30069 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 880.83 603.81 46126 South 1333.38 884.35 43098 Whole 2214.22 1488.17 89224 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 2 5 25 South 4 14 54 Whole 6 19 79 ------------------------------------------ Center -1 -1 -11 Seeing -1