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18 February 2024
20240217 Week Rotation Today Rotation Week 20240219

 
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
13581 S21W58
(770",-287")
α/α Hsx/Hsx 0030/0040 01/01 -
13582 N06W90
(964",100")
β/β Cro/Cai 0030/0060 02/07 -
13583 N09W65
(870",200")
β/β Fki/Fko 0270/0290 11/09 -
13584 S14W33
(514",-137")
β/α Cro/Axx 0020/0010 06/01 - / C2.4(03:19)
13586 N27E21
(-310",536")
α/α Hsx/Hsx 0150/0160 01/01 -
13587 S21W02
(31",-236")
β/β Bxo/Bxo 0010/0020 06/04 -
13589 S07W90
(963",-117")
β/β Bxo/Bxo 0010/0020 03/04 -
13585 N13W07
(115",331")
/ / / / -
13588 S03W12
(202",64")
/ / / / C4.7(04:18)
C5.1(03:35)
C3.8(02:50)
C3.5(02:30)
C2.7(00:09)
C3.8(21:55)
/ C3.8(21:55)
C3.1(20:44)
C3.1(20:44)
C3.9(19:39)
C3.9(19:39)

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

Events not associated with currently named NOAA regions: C2.6(11:59) C7.4(17:43) C1.8(00:30) C2.3(00:37) C5.2(05:44) C5.6(09:28) C5.5(09:37) C3.0(12:24) C2.5(12:55) C2.1(15:36) C7.4(17:43) C7.9(18:22)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 18-Feb-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 18-Feb-2024 20:30 UT .