Daily Sunspot Evaluation

Observation Details Monday, 20 September 2010

No
125
Date
2010 / 09 / 20,368
Time
08:50 UT
Seeing
3 / 5
Number of groups (g)
3
Number of spots (f)
21
Relative number (R)
51
Lf
2
P0
24.85°
B0
7.11°
L0
168.43°
Observer
K.YELKENCİ+Y.A.

Remarks: Kenar Titremesi

20.09.2010 photosphere drawing

Sunspot groups

NoGroup (class – spots)BΔ LLΔ LfUNOAA
1BXO – 4 -2045W213 47W4.8
2CAI – 13 -2926E142 24E5.5
3BXI – 4 -3040E128 38E3.9

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