Sunspots and active regions

March 10, 2003

Anchorage change region

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The following active regions with sunspot groups were visible on the Sun on March 10, 2003. 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)
№ 311	S16	E45	04	0020	Beta	Mar 14, 2003	Mar 21, 2003	Apr 4, 2003
№ 310	S16	W49	06	0030	Beta	Mar 7, 2003	Mar 14, 2003	Mar 28, 2003
№ 309	N05	W77	05	0040	Beta	Mar 5, 2003	Mar 12, 2003	Mar 26, 2003
№ 308	N08	E61	03	0080	Beta	Mar 16, 2003	Mar 22, 2003	Apr 5, 2003
№ 307	S26	W16	02	0010	Alpha	Mar 10, 2003	Mar 17, 2003	Mar 31, 2003
№ 306	N05	E47	07	0540	Beta	Mar 15, 2003	Mar 21, 2003	Apr 4, 2003
№ 305	S22	W00	17	0090	Beta	Mar 11, 2003	Mar 18, 2003	Apr 1, 2003
№ 304	S11	W43	19	0070	Beta	Mar 8, 2003	Mar 15, 2003	Mar 28, 2003
№ 302	N20	W04	02	0010	Beta	Mar 11, 2003	Mar 18, 2003	Mar 31, 2003
№ 301	N22	W32	05	0030	Beta	Mar 9, 2003	Mar 15, 2003	Mar 29, 2003
№ 299	N14	W35	07	0030	Beta	Mar 8, 2003	Mar 15, 2003	Mar 29, 2003
№ 297	S13	W39	06	0020	Beta	Mar 8, 2003	Mar 15, 2003	Mar 28, 2003
№ 296	N12	W45	11	0440	Beta-Gamma	Mar 8, 2003	Mar 14, 2003	Mar 28, 2003

Solar cycle progression

The average monthly sunspot number (SSN) from January 1974 to March 2003. The gray background is the average SSN index.