Observation 30.05.2014 · Istanbul University Observatory Solar Observations

Daily Sunspot Evaluation

Observation Details Friday, 30 May 2014

No: 17151
Date: 2014 / 05 / 30,276
Time: 06:37 UT
Seeing: 3 / 5
Number of groups (g): 3
Number of spots (f): 12
Relative number (R): 42
L_f: 3
P₀: -16.11°
B₀: -0.90°
L₀: 20.58°
Observer: Korhan YELKENCİ

30.05.2014 photosphere drawing

Sunspot groups

No	Group (class – spots)	B	Δ L	L	Δ L_f	U	NOAA
1	CRI – 4	-14	41W	62	44W	04.7
2	DRO – 3	-19	37W	58	40W	09.7
3	CRO – 5	-9	04W	25	07W	03.3

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