2023-12-17 02:24:57UT (2023-12-17 11:24:57JST) Solar Science Observatory NAOJ
P= +9.39, B0=-1.11, L0= 63.68, radius=974.7"
obs radius= 967.2 (pixel), p_thresh=-0.085, u_thresh=-0.305
***** 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 S09.29 E45.60, 0.693, 20.07, 14.47, 3.33 5
2: p S20.23 W23.78, 0.865, 1.02, 0.59, 0.13 3
3: p S08.80 E42.31, 0.734, 14.97, 10.20, 1.88 5
4: pu S08.37 E41.40, 0.745, 24.84, 16.67, 4.87 5
5: p S17.50 W28.89, 0.841, 8.17, 4.86, 1.02 3
6: p S13.32 W02.00, 0.977, 6.81, 3.48, 1.00 4
7: p S12.91 W00.54, 0.979, 28.24, 14.43, 4.78 4
8: p S11.90 W00.44, 0.982, 101.74, 51.79, 18.11 4
9: p S11.96 W01.64, 0.982, 11.91, 6.07, 1.61 4
10: p S11.49 E00.45, 0.984, 2.04, 1.04, 0.22 4
11: p S11.66 W00.99, 0.983, 2.04, 1.04, 0.24 4
12: p S11.27 E00.48, 0.984, 3.06, 1.56, 0.39 4
13: pu S10.62 W05.85, 0.981, 163.32, 83.23, 44.88 4
14: p S10.78 W04.31, 0.983, 22.12, 11.25, 3.83 4
15: p S09.79 W04.48, 0.986, 8.85, 4.49, 1.35 4
16: p S09.27 W03.86, 0.988, 45.59, 23.08, 8.38 4
17: p S09.44 W06.60, 0.983, 8.85, 4.50, 1.37 4
18: pu N10.87 E56.87, 0.533, 56.14, 52.66, 11.06 6
19: p N11.81 E58.13, 0.513, 1.36, 1.33, 0.10 6
20: p N21.08 E61.38, 0.440, 18.03, 20.49, 1.87 8
21: p N04.16 W79.97, 0.172, 3.40, 9.88, 0.19 1
22: p N05.45 W78.93, 0.189, 44.57, 117.71, 3.60 1
23: pu N07.22 W77.93, 0.205, 29.94, 73.01, 3.39 1
24: p N26.06 E61.10, 0.426, 14.97, 17.59, 1.36 7
25: p N09.90 W71.85, 0.303, 14.97, 24.67, 1.54 2
26: u 4 S08.35 E41.40, 0.745, 3.40, 2.28, 1.13 5
27: u 13 S10.55 W05.83, 0.981, 34.03, 17.34, 18.55 4
28: u 18 N10.88 E56.86, 0.533, 17.01, 15.95, 5.39 6
29: u 23 N07.22 W77.78, 0.208, 5.78, 13.94, 1.12 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 183.40 317.33 23.11
South 473.63 252.74 97.38
Whole 657.03 570.07 120.49
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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: N05.91 W78.72, 142.40, 4, 0, 0.193, 77.92, 200.59
2: N09.90 W71.85, 135.53, 1, 0, 0.303, 14.97, 24.67
3: S18.53 W26.95, 90.63, 2, 0, 0.851, 9.19, 5.45
4: S11.16 W03.19, 66.87, 13, 1, 0.983, 404.56, 205.94
5: S08.79 E43.20, 20.48, 4, 0, 0.723, 59.88, 41.35
6: N11.15 E57.24, 6.44, 3, 0, 0.527, 57.50, 53.99
7: N26.06 E61.10, 2.58, 1, 0, 0.426, 14.97, 17.59
8: N21.08 E61.38, 2.30, 1, 0, 0.440, 18.03, 20.49
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***** Relative Sunspot Numbers *****
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Region g f 10*g + f
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North 5 10 60
South 3 19 49
Whole 8 29 109
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Center 1 13 23
dark:pcg20231217_112634_00 flat:pcg20231217_092005_01