Daily Sunspot Evaluation

Observation Details Saturday, 12 August 2023

No
19790
Date
2023 / 08 / 12,361
Time
08:40 UT
Seeing
3 / 5
Number of groups (g)
4
Number of spots (f)
30
Relative number (R)
70
Lf
2
P0
14.95°
B0
6.47°
L0
295.85°
Observer
O.PLEVNE=K.Y.

Remarks: Kenar Titremesi

12.08.2023 photosphere drawing

Sunspot groups

NoGroup (class – spots)BΔ LLΔ LfUNOAA
1AX_ – 1 2551.6W348 53.6W-
2DAI – 15 1535.2W331 37.2W7.2
3BXI – 12 1908.5W304 10.5W7.0
4HS_ – 2 -2245.3W341 47.3W5.9

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