21 Feb 2022, 01:21:01 (UT)
P=-19.29, B0=-7.04, L0=190.3, radius=972.0"
obs radius = 867.9 (pixel), RMS=85.82 10^-4 I_c
***** Observed Sunspot Parameters *****
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10^-6 hemisphere -10^-2 I_c Group
No. position cos(t) ap_area co_area darkness id
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1: S27.49 W26.83, 0.842, 31.27, 18.56, 592 1
2: S24.02 E29.03, 0.842, 40.14, 23.82, 862 3
3: N18.12 E24.22, 0.821, 12.67, 7.71, 178 2
4: N17.48 E70.83, 0.273, 55.78, 101.81, 1150 4
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* = False spots
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10^-6 hemisphere -10^-2 I_c
Region ap_area co_area darkness
North 68.46 109.53 1328
South 71.41 42.39 1454
Whole 139.88 151.92 2782
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***** Observed Group Parameters *****
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No. position Carr.Lon. f center cos(t) ap_area co_area
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1: S27.50 W26.83, 217.13, 1, 0, 0.842, 31.27, 18.57
2: N18.13 E24.23, 166.07, 1, 0, 0.822, 12.68, 7.71
3: S24.02 E29.04, 161.26, 1, 0, 0.842, 40.15, 23.83
4: N17.49 E70.83, 119.46, 1, 0, 0.274, 55.78, 101.82
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***** Relative Sunspot Numbers *****
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Region g f 10*g + f
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North 2 2 22
South 2 2 22
Whole 4 4 44
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Center 0 0 0
Seeing 2