28 September 2023
⇐20230927 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 20230929⇒



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13435 N10W79
(926",143") 		β/βδ Dso/Dai 0190/0200 07/16 -
13440 N18W61
(797",241") 		α/α Hsx/Hsx 0030/0040 01/02 -
13442 S09W55
(776",-213") 		α/α Axx/Hrx 0005/0020 01/01 -
13445 S13W51
(726",-284") 		β/βγ Dai/Dai 0200/0210 22/37 -
13447 S22W33
(484",-446") 		β/β Dao/Dao 0180/0070 14/06 -
13448 N13E31
(-482",119") 		α/α Hsx/Hsx 0130/0090 01/01 -
13449 N15E19
(-302",142") 		βγ/βγ Cao/Cro 0070/0030 10/04 -
13450 S18E52
(-719",-361") 		β/- Cro/--- 0030/---- 02/-- -
13438 N12W88
(935",193") 		/ / / / -
13439 S23W77
(859",-395") 		/ / / / -
13444 N22W55
(728",296") 		/α /Axx /0005 /01 -
13446 N23W22
(331",275") 		/ / / / -

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

Events not associated with currently named NOAA regions: C5.3(00:10) C1.3(00:40) C1.5(03:48) C3.0(03:58) C3.5(06:01) C1.5(06:24) C1.6(07:27) C1.9(10:46) C2.4(12:22) C3.1(13:56) C2.6(17:07) C1.4(18:09) C1.5(19:09) C1.6(20:46) M1.3(08:58) C2.6(09:41) C3.5(18:29) C1.5(23:02)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 28-Sep-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 28-Sep-2023 23:30 UT .