11 September 2021
20210910 Week Rotation Today Rotation Week 20210912



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
12863 S15W91
(919",-242")
α/α Hsx/Hsx 0070/0090 01/02 -
12864 N24W90
(870",384")
β/α Cso/Hsx 0080/0100 02/04 -
12866 S18W33
(495",-389")
β/β Dkc/Dkc 0460/0500 17/29 -
12868 S22W48
(658",-429")
β/β Dki/Dhi 0250/0260 20/18 C1.3(05:11)
/ C1.1(20:48)
12869 S34W27
(359",-619")
β/β Cao/Cao 0060/0070 09/10 -
12865 N23W70
(825",332")
/ / / / -
12870 S31E32
(-434",-575")
/α /Axx /0010 /01 -

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

Events not associated with currently named NOAA regions: None

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 11-Sep-2021 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 11-Sep-2021 23:30 UT .