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Sunspots and active regions — March 28, 2001

March 28, 2001

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Home Sunspots and active regions March 28, 2001

Sunspots and active regions

The following active regions with sunspot groups were visible on the Sun on March 28, 2001. 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)
№ 9404 S06 E68 03 0070 Beta Apr 3, 2001 Apr 10, 2001 Apr 23, 2001
№ 9403 S12 E50 04 0030 Beta Apr 2, 2001 Apr 8, 2001 Apr 22, 2001
№ 9402 N14 W09 04 0010 Beta Mar 28, 2001 Apr 4, 2001 Apr 18, 2001
№ 9401 N22 E32 19 0200 Beta Mar 31, 2001 Apr 7, 2001 Apr 21, 2001
№ 9400 N10 W08 03 0020 Beta Mar 28, 2001 Apr 4, 2001 Apr 18, 2001
№ 9399 S29 W33 05 0040 Beta Mar 26, 2001 Apr 2, 2001 Apr 16, 2001
№ 9397 S09 E37 17 0200 Beta Apr 1, 2001 Apr 7, 2001 Apr 21, 2001
№ 9396 S06 W42 15 0290 Beta-Gamma Mar 26, 2001 Apr 1, 2001 Apr 15, 2001
№ 9395 S12 E23 02 0050 Beta Mar 31, 2001 Apr 6, 2001 Apr 20, 2001
№ 9394 N09 E11 01 0010 Alpha Mar 30, 2001 Apr 5, 2001 Apr 19, 2001
№ 9393 N17 E13 55 1590 Beta-Gamma-Delta Mar 30, 2001 Apr 6, 2001 Apr 19, 2001
№ 9390 N14 W20 09 0110 Beta Mar 27, 2001 Apr 3, 2001 Apr 17, 2001
№ 9389 S12 W09 13 0080 Beta Mar 28, 2001 Apr 4, 2001 Apr 18, 2001
№ 9387 N09 W50 01 0130 Alpha Mar 25, 2001 Apr 1, 2001 Apr 14, 2001

Solar cycle progression

The average monthly sunspot number (SSN) from January 1972 to March 2001. The gray background is the average SSN index.