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Sunspots and active regions — August 3, 2025

August 3, 2025

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Sunspots and active regions

The following active regions with sunspot groups were visible on the Sun on August 3, 2025. Coordinates are given as of the end of the day.
Group ID Location Number of sunspots Area (msh) Type CM Passage Disappearance (W90) Reappearance (W270)
№ 4168 N06 E31 07 0060 Beta-Gamma Aug 6, 2025 Aug 13, 2025 Aug 26, 2025
№ 4167 N12 W36 27 0270 Beta-Gamma Aug 1, 2025 Aug 8, 2025 Aug 22, 2025
№ 4166 N25 W64 04 0020 Beta Jul 30, 2025 Aug 6, 2025 Aug 20, 2025
№ 4165 N12 E33 04 0210 Alpha Aug 6, 2025 Aug 13, 2025 Aug 27, 2025
№ 4161 S13 E02 04 0080 Beta Aug 4, 2025 Aug 11, 2025 Aug 24, 2025
№ 4157 S20 W65 01 0010 Alpha Jul 30, 2025 Aug 6, 2025 Aug 20, 2025
№ 4155 S08 W64 04 0010 Beta Jul 30, 2025 Aug 6, 2025 Aug 19, 2025
№ 4154 S13 W77 01 0020 Alpha Jul 29, 2025 Aug 5, 2025 Aug 18, 2025

Solar cycle progression

The average monthly sunspot number (SSN) from January 1996 to August 2025. The gray background is the average SSN index.