12 Sep 1998, 02:17:29 (UT) P=+23.49, B0=+7.24, L0=167.9, radius=955.0" obs radius = 854.7 (pixel), RMS=90.73 10^-4 I_c ***** Observed Sunspot Parameters ***** --------------------------------------------------------------- 10^-6 hemisphere -10^-2 I_c No. position cos(t) ap_area co_area darkness --------------------------------------------------------------- 1: S22.91 E9.640, 0.851, 97.60, 57.29, 3799 2: S16.37 W23.98, 0.834, 241.39, 144.70, 9681 3: S16.49 W22.46, 0.843, 0.87, 0.51, 12 * 4: S1.372 W14.79, 0.955, 0.87, 0.45, 22 5: N22.43 E12.08, 0.944, 0.87, 0.46, 11 6: N23.90 E11.33, 0.940, 256.64, 136.47, 8750 7: N25.85 E17.63, 0.905, 153.81, 84.91, 5130 8: N24.62 E12.58, 0.932, 1.30, 0.70, 18 9: N25.51 E14.43, 0.921, 0.87, 0.47, 12 10: N27.46 E17.51, 0.897, 1.74, 0.97, 25 11: N24.57 E7.739, 0.946, 114.59, 60.54, 3823 12: N29.09 E17.23, 0.889, 3.05, 1.71, 43 13: N30.39 E18.95, 0.872, 6.10, 3.49, 98 14: N16.04 W31.18, 0.850, 302.40, 177.79, 13211 15: N13.53 W38.71, 0.782, 264.92, 169.38, 10830 16: N12.89 W57.36, 0.549, 153.81, 139.92, 5052 17: N12.59 W61.01, 0.496, 124.18, 125.04, 3110 Umbra only 18: S22.92 E9.644, 0.851, 16.55, 9.72, 1277 19: S16.36 W23.93, 0.834, 44.44, 26.62, 3654 20: N23.70 E11.19, 0.941, 20.04, 10.64, 1427 21: N25.98 E17.89, 0.903, 15.25, 8.43, 1152 22: N24.93 E11.21, 0.935, 2.17, 1.16, 145 23: N24.54 E7.718, 0.946, 12.20, 6.44, 875 24: N16.01 W31.27, 0.849, 64.48, 37.94, 5508 25: N13.51 W38.74, 0.781, 51.85, 33.16, 4184 26: N12.93 W57.28, 0.550, 6.53, 5.93, 428 --------------------------------------------------------------- * = False spots ---------------------------------------- 10^-6 hemisphere -10^-2 I_c Region ap_area co_area darkness North 1384.33 901.89 50113 South 339.87 202.51 13492 Whole 1724.20 1104.42 63605 ---------------------------------------- ***** Relative Sunspot Numbers ***** ------------------------------------------ Region g f 10*g + f ------------------------------------------ North 3 20 50 South 2 5 25 Whole 5 25 75 ------------------------------------------ Center -1 -1 -11 Seeing -1