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1 February 2023
20230131 Week Rotation Today Rotation Week 20230202

 
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
13201 N24W46
(641",460")
α/α Hsx/Hsx 0050/0060 01/01 -
13204 N24W84
(884",403")
β/β Dao/Dao 0060/0040 03/04 -
13205 S23W90
(896",-378")
β/β Cao/Cao 0090/0080 01/04 -
13206 S22E21
(-324",-274")
β/β Cao/Bxo 0030/0010 05/05 -
13207 S11E53
(-765",-124")
β/β Cao/Cai 0130/0030 05/01 -
13200 N21W68
(843",383")
/ / / / -
13203 N17W64
(838",326")
/ / / / -

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

Events not associated with currently named NOAA regions: C1.1(01:00) C1.8(01:20) C1.1(06:47) C1.0(08:12) C3.7(17:50) C1.1(06:52) C1.2(10:17) C4.8(10:46) C1.0(12:55) C1.3(15:17) C3.1(16:12) C1.5(16:34) C1.5(17:16) C1.3(18:14) C2.4(19:21) C1.5(22:05)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 1-Feb-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 1-Feb-2023 20:30 UT .