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21 May 2023
20230520 Week Rotation Today Rotation Week 20230522

 
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
13302 N18W86
(899",294")
α/α Hsx/Hsx 0030/0050 01/01 -
13305 N12W85
(923",199")
β/β Dki/Dai 0250/0240 15/18 C9.8(21:36)
C6.1(20:55)
C2.2(18:00)
C4.6(15:04)
C3.4(14:26)
C5.4(11:20)
C3.8(10:31)
C4.1(09:36)
C2.9(08:54)
C4.5(07:40)
C4.1(06:40)
C2.4(04:23) / -
13308 N12W68
(860",208")
β/β Cao/Cao 0050/0070 08/15 -
13310 S20E20
(-305",-296")
β/β Cko/Cko 0310/0320 06/08 -
13311 N18E33
(-492",319")
βγδ/βδ Ekc/Ekc 0410/0330 18/12 -
13312 S25E43
(-587",-380")
β/β Cai/Cro 0030/0040 06/06 -
13313 N22E49
(-664",375")
α/α Hsx/Hsx 0050/0030 01/01 -
13314 N15E22
(-344",274")
β/- Bxo/--- 0020/---- 03/-- -
13301 N14W91
(919",228")
/ / / / -
13307 S09W48
(697",-127")
/α /Axx /0010 /01 -

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

Events not associated with currently named NOAA regions: C4.9(03:51) C3.0(04:57) C3.1(05:30) C2.8(05:52) C5.0(08:27) C3.7(12:04) C3.0(16:39) M2.6(15:49)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 21-May-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 21-May-2023 23:30 UT .