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18 August 2023
20230817 Week Rotation Today Rotation Week 20230819

 
Main Far-side SDO short-wave SDO long-wave
HMI Mag 20230818 21:58 HMI 6173Å 20230818 22:46 GHN Hα 20230818 10:58
SWAP 174Å 20230818 20:10 AIA 193Å 20230818 23:24 XRT 20230818 05:35
HMI Mag 20230818 21:58 No Time Data Available GONG Farside 20230817 13:16
No Time Data Available AIA 193Å 20230818 23:24 STEREO A 20230818 23:15
HMI Mag 20230818 21:58 AIA 94Å 20230818 23:23 AIA 131Å 20230818 23:24
AIA 171Å 20230818 23:24 AIA 193Å 20230818 23:24 AIA 211Å 20230818 23:24
HMI Mag 20230818 21:58 AIA 304Å 20230818 23:24 AIA 335Å 20230818 23:27
AIA 1600Å 20230818 23:26 AIA 1700Å 20230818 23:26 HMI 6173Å 20230818 22:46


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13397 N17W91
(905",276")
β/β Cao/Dso 0020/0090 02/02 -
13403 N25W36
(506",316")
β/β Dai/Dko 0180/0260 16/12 -
13404 S09E06
(-98",-258")
β/α Cao/Hsx 0030/0050 03/02 -
13405 N11E24
(-379",79")
β/β Eso/Fso 0160/0180 04/05 -
13407 S18W18
(279",-393")
β/β Dsi/Dso 0200/0190 08/07 -
13408 S18W32
(479",-382")
β/β Bxo/Bxo 0010/0010 03/05 -
13409 N21W44
(616",262")
β/β Cro/Cro 0020/0030 07/09 -
13410 S30W61
(718",-518")
α/β Axx/Bxo 0010/0010 01/04 -
13411 N14E40
(-592",144")
α/- Hsx/--- 0070/---- 01/-- -
13399 S15W90
(914",-243")
/ / / / -
13400 S14W91
(918",-225")
/ / / / -
13406 S18W59
(773",-346")
/β /Bxo /0010 /04 -

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

Events not associated with currently named NOAA regions: C3.1(02:40) C1.8(10:30) C3.7(19:09) C3.0(21:17) C2.4(08:17) C5.1(12:14) C2.7(13:25) C3.5(14:11) C1.3(15:18) C1.2(15:39) C1.0(16:04) C1.2(16:29) C2.2(17:16) C1.2(18:28) C1.0(19:07) C1.3(23:32)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 18-Aug-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 18-Aug-2023 23:30 UT .