17 September 2024
20240916 Week Rotation Today Rotation Week 20240918



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13814 N17W91
(912",278")
α/β Hsx/Cso 0130/0090 02/02 -
13822 N15W85
(918",235")
β/β Cro/Cro 0030/0010 01/02 -
13824 S04W54
(772",-136")
βγ/βγ Csi/Csi 0070/0040 13/02 C3.9(12:20)
/ C6.0(01:21)
13825 S16E06
(-96",-376")
βγ/βγ Eai/Eai 0180/0140 13/10 -
13826 S26W58
(728",-472")
β/β Bxo/Dri 0010/0010 02/02 -
13827 S28E52
(-665",-510")
α/- Hsx/--- 0120/---- 01/-- -
13828 S13E61
(-814",-269")
α/- Hhx/--- 0120/---- 01/-- -
13817 S14W91
(925",-227")
/ / / / -

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

Events not associated with currently named NOAA regions: C4.4(06:24) C1.5(07:34) C2.4(12:58) C1.7(16:33) C1.6(17:50) C3.2(18:52) C4.3(01:39) C2.4(03:25) C2.6(05:56) C5.0(13:30) C9.6(23:29)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 17-Sep-2024 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 17-Sep-2024 23:30 UT .