2021-10-23 00:11:14UT (2021-10-23 09:11:14JST) Solar Science Observatory NAOJ
P=+25.64, B0=+5.23, L0=345.00, radius=965.2"
obs radius= 963.9 (pixel), p_thresh=-0.110, u_thresh=-0.380
***** Observed Sunspot Parameters *****
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10^-6 hemisphere -10^-6 B_t Group
No. p/u position cos(t) ap_area co_area darkness id
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1: p S29.46 E64.98, 0.322, 9.93, 15.43, 1.17 4
2: pu S27.65 E69.96, 0.260, 64.40, 123.90, 8.33 4
3: pu S23.79 E65.51, 0.341, 127.44, 186.85, 19.98 3
4: p S22.59 E62.54, 0.389, 9.25, 11.89, 0.96 3
5: pu S18.91 E11.34, 0.894, 238.09, 133.14, 78.52 1
6: p N23.24 E28.42, 0.841, 2.74, 1.63, 0.46 2
7: u 2 S27.71 E69.87, 0.261, 9.59, 18.37, 2.36 4
8: u 3 S23.82 E65.30, 0.344, 24.32, 35.37, 7.31 3
9: u 5 S18.85 E11.32, 0.895, 53.78, 30.06, 34.49 1
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* = False spots
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10^-6 hemisphere -10^-6 B_t
Region ap_area co_area darkness
North 2.74 1.63 0.46
South 449.11 471.21 108.95
Whole 451.85 472.84 109.41
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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: S18.89 E11.33, 333.67, 2, 1, 0.894, 238.09, 133.14
2: N23.24 E28.42, 316.58, 1, 0, 0.841, 2.74, 1.63
3: S23.41 E64.52, 280.49, 3, 0, 0.357, 136.69, 198.74
4: S28.29 E68.20, 276.80, 3, 0, 0.282, 74.34, 139.33
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***** Relative Sunspot Numbers *****
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Region g f 10*g + f
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North 1 1 11
South 3 8 38
Whole 4 9 49
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Center 1 2 12
dark:pcg20211023_091149_00 flat:pcg20211023_084656_01