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16 September 2023
20230915 Week Rotation Today Rotation Week 20230917

 
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
13423 N16W91
(916",262")
β/β Eao/Eko 0220/0260 06/06 -
13425 N23W67
(809",327")
β/β Cso/Eao 0040/0070 08/16 -
13429 N11W23
(367",73")
βγδ/β Dai/Eai 0090/0080 13/15 -
13430 S18W74
(872",-324")
β/β Cso/Dso 0030/0050 05/10 -
13433 N28E15
(-218",344")
α/α Hsx/Hsx 0090/0090 01/01 -
13434 N08W15
(245",17")
α/- Hsx/--- 0020/---- 03/-- C2.6(07:36)
C2.1(07:06)
M3.3(05:30)
M3.4(05:28)
C1.4(03:23)
M2.9(00:38) / -
13424 N17W76
(886",249")
/ / / / -
13427 S27W68
(788",-470")
/ / / / -
13431 S08W23
(370",-241")
/α /Hrx /0020 /02 -

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

Events not associated with currently named NOAA regions: C5.0(05:09) C5.1(05:11) C2.1(11:56) C2.8(13:13) C2.8(13:22) C1.4(14:35) C1.6(14:54) C1.7(15:05) C2.6(15:49) C3.7(15:54) C1.4(18:34) C2.1(14:32) C2.0(23:35) M1.7(22:19)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 16-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 16-Sep-2023 23:30 UT .