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Sunspots and active regions — August 4, 2026

August 4, 2026
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Today

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Home Sunspots and active regions August 4, 2026

Sunspots and active regions

The following active regions with sunspot groups were visible on the Sun on August 4, 2026. 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)
№ 4502 S07 W22 06 0060 Beta Aug 3, 2026 Aug 10, 2026 Aug 24, 2026
№ 4501 S07 W66 03 0040 Beta Jul 31, 2026 Aug 7, 2026 Aug 20, 2026
№ 4500 N18 W25 01 0010 Beta Aug 3, 2026 Aug 10, 2026 Aug 24, 2026
№ 4499 N04 W63 06 0030 Beta Jul 31, 2026 Aug 7, 2026 Aug 20, 2026
№ 4498 N14 W28 06 0080 Beta Aug 3, 2026 Aug 10, 2026 Aug 23, 2026
№ 4496 N04 W89 01 0040 Alpha Jul 29, 2026 Aug 5, 2026 Aug 18, 2026

Solar cycle progression

The average monthly sunspot number (SSN) from January 1997 to August 2026. The gray background is the average SSN index.