4 May 2023
20230503 Week Rotation Today Rotation Week 20230505



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13285 S17W91
(909",-278")
α/α Hsx/Hsx 0030/0080 02/02 -
13288 S22W91
(881",-356")
β/βδ Eso/Ehi 0120/0300 06/08 C2.5(21:21)
C6.3(18:18)
C2.5(15:55)
C5.0(01:54)
/ C1.9(16:23)
13289 N20W42
(599",369")
β/β Cro/Dsi 0030/0150 07/14 -
13293 N13E21
(-333",272")
βδ/βδ Dhc/Dhi 0290/0250 12/09 -
13294 S08E45
(-668",-88")
α/α Hsx/Hsx 0120/0100 01/01 -
13295 N15W48
(684",287")
β/α Bxo/Axx 0010/0010 03/02 -
13296 N16E35
(-526",312")
β/β Dai/Cso 0170/0030 12/05 -
13297 N08E50
(-723",172")
β/α Dki/Hax 0400/0180 20/01 -
13286 S11W91
(933",-182")
/ / / / -
13287 S25W77
(840",-388")
/ / / / C2.8(14:28)
C4.1(02:51)
C2.5(00:37) / -
13291 N07W91
(943",114")
/α /Axx /0010 /02 -
13292 N14W40
(595",277")
/ / / / -

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

Events not associated with currently named NOAA regions: C2.1(03:45) C2.7(03:51) C2.4(03:54) C5.3(04:58) C3.3(18:04) M3.9(08:05) C1.9(17:43) C3.0(18:09) C1.7(19:20) C4.1(20:47) C1.9(21:30) C2.6(22:07)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 4-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 4-May-2023 23:30 UT .