31 Dec 2022, 04:07:38 (UT)
P=+2.597, B0=-2.87, L0=15.97, radius=977.4"
obs radius = 872.7 (pixel), RMS=110.4 10^-4 I_c
***** Observed Sunspot Parameters *****
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10^-6 hemisphere -10^-2 I_c
No. position cos(t) ap_area co_area darkness
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* 1: S63.61 W79.49, 0.125, 9.19, 36.55, 169
2: S17.77 E43.38, 0.706, 342.73, 242.56, 13784
3: S18.21 E39.57, 0.746, 198.11, 132.63, 9496
4: S16.96 E46.54, 0.671, 59.77, 44.49, 1446
5: N17.11 E65.83, 0.376, 73.14, 97.24, 2210
6: N13.37 W24.20, 0.874, 369.06, 210.98, 17628
7: N12.76 W27.15, 0.855, 2.92, 1.70, 57
8: N13.51 W29.53, 0.833, 285.05, 171.06, 12228
9: N21.81 E68.06, 0.327, 142.52, 217.37, 4342
10: N19.15 E13.98, 0.899, 399.99, 222.45, 17379
11: N18.80 E4.237, 0.926, 647.02, 349.10, 36334
12: N17.95 E11.71, 0.914, 6.26, 3.42, 135
13: N19.54 E6.836, 0.917, 1.25, 0.68, 22
14: N21.29 E4.075, 0.909, 25.07, 13.77, 593
15: N23.87 W31.52, 0.758, 30.09, 19.84, 1179
Umbra only
16: S18.29 E42.02, 0.720, 1.25, 0.87, 100
17: S18.18 E39.64, 0.746, 30.51, 20.44, 3033
18: S17.60 E44.34, 0.695, 22.57, 16.21, 2204
19: N13.29 W24.10, 0.875, 39.28, 22.43, 3934
20: N13.50 W30.13, 0.828, 20.89, 12.61, 1941
21: N13.83 W24.84, 0.868, 6.26, 3.61, 521
22: N18.33 E14.20, 0.903, 6.68, 3.70, 568
23: N18.91 E14.60, 0.898, 25.07, 13.96, 2491
24: N18.86 E4.171, 0.926, 144.61, 78.05, 14959
25: N20.12 E13.17, 0.895, 0.83, 0.46, 67
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* = False spots
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10^-6 hemisphere -10^-2 I_c
Region ap_area co_area darkness
North 1982.44 1307.67 92107
South 600.62 419.69 24726
Whole 2583.07 1727.36 116833
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***** Relative Sunspot Numbers *****
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Region g f 10*g + f
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North 5 18 68
South 1 6 16
Whole 6 24 84
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Center 1 9 19
Seeing 2