13 Feb 2025, 02:58:34 (UT)
P=-16.81, B0=-6.75, L0=228.9, radius=973.5"
obs radius = 869.2 (pixel), RMS=98.51 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: S5.775 W16.20, 0.960, 99.85, 51.97, 2209 3
2: S5.966 W14.37, 0.968, 242.68, 125.22, 8031 3
3: S7.253 W10.39, 0.983, 307.56, 156.31, 13046 3
4: S7.304 W11.41, 0.980, 0.84, 0.42, 12 3
5: N5.184 W50.71, 0.615, 8.42, 6.84, 153 1
6: S6.598 W12.53, 0.976, 0.84, 0.43, 13 3
7: S5.182 W12.52, 0.976, 1.68, 0.86, 27 3
8: S5.073 W12.41, 0.976, 1.68, 0.86, 27 3
9: N5.804 W24.22, 0.889, 317.67, 178.64, 16744 2
10: S12.56 E56.85, 0.555, 34.54, 31.09, 795 6
11: S9.382 E40.08, 0.768, 676.64, 440.08, 30898 5
12: N18.69 E24.78, 0.816, 468.51, 286.92, 27458 4
Umbra only
13: S7.378 W10.26, 0.984, 45.08, 22.90, 4099 3
14: S5.647 W14.63, 0.967, 14.32, 7.40, 1141 3
15: N5.805 W24.20, 0.889, 77.94, 43.82, 7897 2
16: S9.620 E40.19, 0.767, 110.80, 72.18, 10614 5
17: N18.71 E24.78, 0.816, 136.93, 83.87, 14699 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 794.61 472.41 44355
South 1366.35 807.28 55058
Whole 2160.96 1279.70 99413
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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: N5.184 W50.72, 279.60, 1, 0, 0.616, 8.43, 6.84
2: N5.805 W24.22, 253.10, 2, 1, 0.889, 317.68, 178.65
3: S6.341 W13.05, 241.94, 9, 1, 0.974, 655.16, 336.10
4: N18.70 E24.78, 204.10, 2, 0, 0.816, 468.51, 286.92
5: S9.476 E40.13, 188.76, 2, 0, 0.768, 676.64, 440.09
6: S12.57 E56.86, 172.03, 1, 0, 0.556, 34.55, 31.10
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***** Relative Sunspot Numbers *****
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Region g f 10*g + f
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North 3 5 35
South 3 12 42
Whole 6 17 77
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Center 2 11 31
Seeing 2