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20 April 2022
20220419 Week Rotation Today Rotation Week 20220421

 
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
12991 S23W15
(228",-296")
α/α Hsx/Hax 0030/0050 01/01 -
12993 N19E22
(-339",385")
βγ/βγ Ehi/Dhi 0680/0560 19/12 -
12994 N14E26
(-407",305")
βγ/βγ Eko/Eko 0930/0450 07/07 -
12995 N13E55
(-763",262")
α/- Hsx/--- 0180/---- 01/-- -
12988 N14W72
(881",255")
/ / / / -
12989 N18W35
(522",361")
/ / / / -
12990 N16W59
(788",305")
/β /Bxo /0030 /06 -

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

Events not associated with currently named NOAA regions: C3.0(00:03) C3.9(00:46) C3.8(02:38) C2.6(05:06) C4.0(05:35) C4.3(08:13) C4.2(09:35) C5.1(10:03) C3.0(11:45) C3.1(13:50) C7.7(17:39) C8.9(18:33) C2.3(22:27) M1.2(01:07) M7.2(01:20) M1.9(12:24) X2.2(03:41) C3.9(22:35) M1.6(21:09)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 20-Apr-2022 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 20-Apr-2022 23:30 UT .