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4 September 2023
20230903 Week Rotation Today Rotation Week 20230905

 
Main Far-side SDO short-wave SDO long-wave
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Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13415 S09W91
(938",-145")
β/β Cso/Dso 0120/0120 02/02 -
13417 S08W22
(354",-242")
β/β Cso/Dsi 0040/0080 04/16 -
13418 N21W04
(62",227")
α/α Hsx/Hsx 0010/0010 01/01 C1.9(22:37)
C1.5(14:55) / -
13419 N24W65
(788",338")
β/β Bxo/Bxo 0010/0010 03/03 C1.6(21:57) / -
13420 S20E02
(-31",-436")
β/- Cso/--- 0030/---- 04/-- -
13421 N15W00
(0",129")
β/- Bxo/--- 0020/---- 05/-- -
13416 S19W66
(822",-353")
/ / / / -

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

Events not associated with currently named NOAA regions: C2.1(07:04) C2.2(07:18) C1.5(08:47) C1.7(09:26) C6.7(10:31) C1.9(12:48) C2.4(13:34) C2.1(14:03) C1.8(14:24) C1.4(15:49) C1.5(17:05) C1.6(17:29) C1.3(19:11) C1.0(19:56) C1.2(21:18) C1.2(21:41)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 4-Sep-2023 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 4-Sep-2023 23:30 UT .