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 21 May 2025
⇐20250520 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 20250522⇒

 
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
14087 N16W36
(537",286") 		βδ/βδ Eso/Dso 0160/0210 04/03 M1.2(00:01)
/ C1.6(23:49)
C5.3(22:18)
C2.1(21:20)
14089 N18W08
(125",323") 		β/β Bxo/Bxi 0010/0020 05/06 -
14090 S12W00
(0",-166") 		α/α Hax/Hax 0040/0040 02/03 -
14092 S13E43
(-631",-191") 		α/α Hsx/Hsx 0050/0030 01/01 -
14093 S06E55
(-773",-81") 		β/- Cro/--- 0030/---- 05/-- -
14091 S13W14
(224",-184") 		/β /Bxo /0010 /03 -

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

Events not associated with currently named NOAA regions: C1.3(01:06) C1.2(03:42) C1.3(08:53) C2.5(10:54) C2.9(13:00) C1.2(20:24) C1.6(22:39)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 21-May-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 21-May-2025 15:30 UT .