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21 August 2024
20240820 Week Rotation Today Rotation Week 20240822

 
Main Far-side SDO short-wave SDO long-wave
HMI Mag 20240821 21:58 HMI 6173Å 20240821 22:34 GHN Hα 20240821 12:47
SWAP 174Å 20240821 19:33 AIA 193Å 20240821 23:26 XRT 20240818 05:51
HMI Mag 20240821 21:58 No Time Data Available GONG Farside 20240820 00:00
No Time Data Available AIA 193Å 20240821 23:26 No Time Data Available
HMI Mag 20240821 21:58 AIA 94Å 20240821 23:24 AIA 131Å 20240821 23:26
AIA 171Å 20240821 23:24 AIA 193Å 20240821 23:26 AIA 211Å 20240821 23:28
HMI Mag 20240821 21:58 AIA 304Å 20240821 23:25 AIA 335Å 20240821 23:28
AIA 1600Å 20240821 23:27 AIA 1700Å 20240821 23:28 HMI 6173Å 20240821 22:34


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13784 N16W91
(911",261")
βγ/βγδ Dkc/Dkc 0310/0650 05/14 -
13785 S13W89
(923",-213")
β/β Cao/Cai 0080/0080 06/10 -
13788 S08W76
(911",-158")
α/α Hsx/Hsx 0090/0090 01/01 -
13789 N26W65
(773",369")
β/β Cai/Cai 0120/0040 09/10 -
13790 S13W10
(161",-323")
βγ/βγ Dkc/Dkc 0400/0400 25/20 C4.0(03:49) / -
13792 S17E06
(-95",-385")
β/β Cko/Cho 0400/0350 02/01 -
13793 N22W05
(76",247")
β/β Dao/Dao 0050/0180 08/08 -
13794 N17W23
(355",175")
β/β Dai/Dao 0240/0180 15/16 C4.7(09:44)
C3.3(03:35)
C5.8(02:01)
C5.3(00:49) / -
13796 S04E27
(-431",-168")
βγ/βγ Dac/Dac 0240/0180 14/14 -
13797 S04W55
(776",-131")
β/β Dao/Dai 0030/0040 04/08 -
13798 N06E45
(-668",17")
α/α Hsx/Hsx 0050/0050 01/01 -
13791 S18W22
(339",-393")
/ / / / -
13795 N02E26
(-417",-70")
/ / / / -

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

Events not associated with currently named NOAA regions: C4.6(00:18) C4.0(00:37) C5.6(01:36) C4.6(02:30) C4.6(04:02) C8.7(05:31) C3.3(11:28) C3.4(12:24) C3.8(14:17) C4.2(15:40) C8.8(16:08) C5.3(21:39) M1.1(05:53) M5.1(21:59) C4.6(23:34)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 21-Aug-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-Aug-2024 23:30 UT .