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17 January 2025
20250116 Week Rotation Today Rotation Week 20250118

 
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
13956 N04W60
(844",108")
α/β Hax/Cao 0080/0160 01/05 -
13959 N18E23
(-363",372")
βγδ/βγδ Dki/Dki 0430/0400 10/10 -
13961 S09E42
(-646",-92")
βγ/βγ Eki/Eac 0340/0220 15/15 -
13962 N17E51
(-726",333")
β/βγδ Dso/Eai 0120/0080 04/06 -
13964 N07W25
(410",192")
β/- Dai/--- 0180/---- 14/-- -
13965 N15E64
(-847",286")
α/- Hsx/--- 0090/---- 01/-- -
13958 S06W11
(185",-22")
/ / / / - / C3.9(15:27)
C2.9(15:10)
C2.9(07:57)
C4.4(07:19)
13963 N24W11
(170",469")
/β /Cao /0020 /05 - / C3.7(11:18)
C4.1(08:29)
C3.8(03:03)

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

Events not associated with currently named NOAA regions: C4.9(00:40) C3.7(01:41) C4.2(01:50) C7.9(02:48) M1.3(02:01) M1.1(03:08) C2.1(00:01) C3.0(02:52) C3.2(05:23) C4.2(06:35) C3.3(08:21) C2.8(13:47)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 17-Jan-2025 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-Jan-2025 04:30 UT .