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 21 April 1999
⇐19990420 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 19990422⇒

NOAA
5 Active Regions
08516
08517
08518
08520
08521

Flare Forecast
Flare Forecast
MM MotD

Coronal Holes
 
Main
No Time Data Available No Time Data Available No Time Data Available
No Time Data Available No Time Data Available No Time Data Available


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
08516 S19W24
(364",-235") 		β/β Cso/Cao 0040/0070 03/05 -
08517 N22W90
(875",352") 		β/β Dso/Dso 0100/0070 03/05 -
08518 S15E15
(-237",-166") 		β/β Dao/Cao 0160/0100 16/11 -
08520 N19W13
(201",384") 		β/β Bxo/Cro 0010/0020 06/05 -
08521 N32W32
(425",560") 		α/β Axx/Bxo 0000/0000 01/03 -

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

Events not associated with currently named NOAA regions: C1.7(03:04) C1.1(06:21)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 21-Apr-1999 00:30 . 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-Apr-1999 23:30 .