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 18 July 2021
⇐20210717 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 20210719⇒

 
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
12842 N26W29
(412",352") 		β/α Cso/Hsx 0040/0020 05/01 -
12843 S18W91
(897",-289") 		α/β Axx/Bxo 0010/0030 01/03 -
12844 S43E36
(-406",-688") 		α/α Axx/Axx 0010/0020 01/01 -
12845 S15W20
(313",-314") 		β/- Bxi/--- 0030/---- 06/-- -
12841 S18W67
(827",-319") 		/ / / / -

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

Events not associated with currently named NOAA regions: None

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 18-Jul-2021 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 18-Jul-2021 23:30 UT .