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4 October 2021
20211003 Week Rotation Today Rotation Week 20211005

 
Main Far-side SDO short-wave SDO long-wave
HMI Mag 20211004 21:58 HMI 6173Å 20211004 22:46 GHN Hα 20211004 13:29
SWAP 174Å 20211004 22:13 AIA 193Å 20211004 23:25 XRT 20211003 17:23
HMI Mag 20211004 21:58 No Time Data Available GONG Farside 20211003 12:00
No Time Data Available AIA 193Å 20211004 23:25 No Time Data Available
HMI Mag 20211004 21:58 AIA 94Å 20211004 23:24 AIA 131Å 20211004 23:27
AIA 171Å 20211004 23:24 AIA 193Å 20211004 23:25 AIA 211Å 20211004 23:27
HMI Mag 20211004 21:58 AIA 304Å 20211004 23:24 AIA 335Å 20211004 23:27
AIA 1600Å 20211004 23:28 AIA 1700Å 20211004 23:28 HMI 6173Å 20211004 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
12877 S21W91
(894",-339")
α/β Hsx/Dao 0030/0150 01/02 - / C1.8(07:07)
12880 N31W20
(282",404")
β/β Dso/Eso 0230/0230 06/03 -
12882 N14E63
(-830",182")
α/- Hax/--- 0180/---- 01/-- -
12878 S23W73
(844",-401")
/ / / / -
12881 N16W91
(921",264")
/ / / / -

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 4-Oct-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 4-Oct-2021 23:30 UT .