22 September 2023
20230921 Week Rotation Today Rotation Week 20230923



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13433 N28W68
(783",407")
α/α Hsx/Hsx 0070/0090 01/01 -
13435 N08E02
(-33",16")
βδ/βδ Dki/Dki 0290/0300 04/04 C7.3(11:26)
M1.2(02:25)
/ M8.7(12:42)
13436 N23W91
(879",372")
β/β Dao/Dai 0100/0220 03/06 -
13437 S18W71
(860",-329")
β/β Dso/Dai 0140/0190 07/11 -
13438 N11W05
(82",66")
β/β Dai/Cai 0080/0070 09/11 -
13439 S25E04
(-60",-508")
α/β Hsx/Cao 0040/0030 01/02 -
13440 N17E19
(-298",172")
α/α Hsx/Hsx 0060/0060 01/01 -
13441 N08W30
(474",31")
βγ/β Dri/Cro 0050/0020 06/04 -
13442 S10E25
(-399",-270")
βγ/β Csi/Csi 0030/0050 07/05 -
13443 N27W40
(549",351")
β/- Dao/--- 0040/---- 07/-- -
13444 N24E23
(-342",288")
β/- Bxo/--- 0010/---- 03/-- -
13434 N08W91
(945",133")
/ / / / -

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

Events not associated with currently named NOAA regions: C6.4(05:32) C6.5(06:56) C5.3(08:38) C3.8(12:22) C9.9(19:20) C3.3(20:18) C2.7(21:16) M1.4(15:53) M1.5(17:06) M1.9(22:25) C2.1(09:38) C2.5(10:09) C2.4(10:39) C2.6(14:16) C2.4(14:43) C3.2(15:59) C3.0(16:37)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 22-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 22-Sep-2023 23:30 UT .