21 September 2024
20240920 Week Rotation Today Rotation Week 20240922



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13825 S16W47
(673",-339")
βγ/βγδ Eso/Esi 0110/0130 08/13 -
13827 S26W07
(105",-522")
β/β Cao/Cao 0120/0110 04/03 -
13828 S12E05
(-81",-312")
βγ/βγδ Cai/Cai 0150/0150 16/11 -
13831 N12W23
(366",91")
β/β Dao/Cro 0080/0100 07/10 - / C3.9(14:45)
13832 N13W59
(799",154")
β/- Cro/--- 0020/---- 03/-- -
13833 N21W16
(246",235")
β/- Bxo/--- 0010/---- 03/-- -
13834 S14E51
(-722",-301")
β/- Dso/--- 0110/---- 02/-- -

Class (HH:MM) -Today
Class (HH:MM) -Yesterday

Events not associated with currently named NOAA regions: C1.5(06:01) C2.0(07:05) C1.7(07:58) C1.6(13:35) C4.5(20:37) C1.5(20:33) C1.7(21:48) C2.1(22:00)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 21-Sep-2024 00:30 UT . The greyed out and light-blue entries are values from the previous day. Slashed cells indicate that the active region has no spots. The latest positions of the active regions are given in both heliographic and heliocentric co-ordinates. The region positions are valid on 21-Sep-2024 23:30 UT .