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4 August 2025
20250803 Week Rotation Today Rotation Week 20250805

 
Main Far-side SDO short-wave SDO long-wave
HMI Mag 20250804 04:58 HMI 6173Å 20250804 06:22 No Time Data Available
SWAP 174Å 20250804 05:35 AIA 193Å 20250804 07:25 XRT 20250802 17:57
HMI Mag 20250804 04:58 No Time Data Available GONG Farside 20250803 00:00
No Time Data Available AIA 193Å 20250804 07:25 STEREO A 20250804 07:15
HMI Mag 20250804 04:58 AIA 94Å 20250804 07:24 AIA 131Å 20250804 07:25
AIA 171Å 20250804 07:24 AIA 193Å 20250804 07:25 AIA 211Å 20250804 07:25
HMI Mag 20250804 04:58 AIA 304Å 20250804 07:24 AIA 335Å 20250804 07:28
AIA 1600Å 20250804 07:28 AIA 1700Å 20250804 07:28 HMI 6173Å 20250804 06:22


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
14154 S15W91
(912",-241")
α/α Hsx/Hsx 0060/0020 01/01 -
14155 S08W84
(931",-141")
β/β Bxo/Cro 0010/0010 04/04 - / C1.6(16:15)
14157 S21W83
(876",-348")
α/α Hrx/Hrx 0010/0010 01/01 -
14161 S12W19
(302",-288")
β/β Cso/Eso 0070/0080 04/04 -
14165 N12E12
(-193",101")
β/α Cso/Hsx 0170/0210 04/04 -
14167 N10W56
(773",109")
βγδ/βγ Dki/Dai 0430/0270 19/27 -
14168 N05E11
(-180",-14")
βγδ/βγ Dai/Cai 0060/0060 15/07 -
14156 N12W84
(920",185")
/ / / / -
14160 S08W69
(875",-166")
/ / / / -
14164 S21W36
(520",-412")
/ / / / -
14166 N25W84
(852",388")
/β /Dao /0020 /04 -

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

Events not associated with currently named NOAA regions: C2.2(00:16) C8.7(01:24) C2.9(03:14) C2.0(04:19) C3.3(04:24) M2.0(04:52) M1.4(05:05) C1.6(12:27) C1.7(13:07) C2.6(13:37) C1.9(15:03) C3.6(17:03) C1.2(18:26) C1.6(19:29) C2.3(19:39) C1.6(20:18) C1.4(20:49) C6.9(21:43) M2.9(13:50)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 4-Aug-2025 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-Aug-2025 07:30 UT .