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18 April 2023
20230417 Week Rotation Today Rotation Week 20230419

 
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
13272 S22W85
(882",-349")
β/β Bxo/Cro 0010/0030 04/06 -
13275 N19W46
(651",368")
α/α Axx/Hax 0010/0020 01/01 -
13276 S22W33
(484",-288")
α/β Axx/Bxi 0010/0020 04/05 -
13279 S19W19
(295",-231")
β/β Fao/Dsi 0080/0180 15/10 -
13280 S08W91
(945",-133")
βγ/βγ Cso/Csi 0160/0200 03/08 -
13281 S22W00
(0",-275")
βγ/βγ Eki/Eki 0160/0300 16/12 -
13282 N11W03
(49",269")
βγ/β Eki/Eki 0390/0530 21/17 C1.3(13:14) / -
13283 S20E23
(-352",-249")
β/β Cro/Cri 0040/0050 06/05 -
13284 S08E57
(-795",-84")
β/- Cao/--- 0030/---- 02/-- -
13273 N10W91
(940",163")
/α /Axx /0010 /01 -
13277 N10W72
(895",192")
/ / / / C3.2(18:00) / -

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

Events not associated with currently named NOAA regions: C1.5(03:56) C2.4(05:24) C1.9(09:27) C1.6(11:27) C2.5(14:27) C4.8(15:21) C1.5(16:29) C2.0(16:56) C1.7(18:39) C2.0(19:03) C2.9(22:45) C6.9(14:17) C2.4(16:25) C2.2(18:53) C2.2(19:14) C1.6(20:56) C1.6(21:43) C1.3(23:19)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 18-Apr-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 18-Apr-2023 23:30 UT .