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21 April 2000
20000420 Week Rotation Today Rotation Week 20000422

 
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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
08955 S21W59
(757",-298")
β/β Eao/Eao 0170/0260 10/11 C1.8(22:32)
C1.7(05:15)
/ C1.3(21:32)
08958 N19W66
(817",338")
β/β Dso/Cro 0060/0020 08/04 -
08959 S16W91
(907",-260")
α/β Axx/Bxo 0010/0010 02/03 -
08962 N23W28
(409",436")
α/α Hsx/Hsx 0030/0030 01/01 -
08963 N16W32
(482",327")
β/β Cao/Cao 0060/0080 11/22 C2.0(23:17)
C1.2(20:32)
C1.8(19:10)
C1.4(15:19)
C1.2(15:07)
C1.7(09:23)
C2.3(00:54)
/ C4.7(19:28)
C1.6(00:52)
08964 N34W44
(545",576")
α/β Hrx/Cso 0010/0020 02/02 -
08965 S17E12
(-188",-199")
β/β Bxo/Bxo 0010/0010 03/06 -
08966 S13E24
(-375",-139")
α/α Hsx/Hsx 0040/0070 02/01 - / C1.3(20:45)
08967 N21E36
(-520",400")
β/β Eao/Eao 0200/0150 06/03 C1.9(21:42)
/ C1.8(07:17)
08968 S13W00
(0",-132")
β/β Dao/Bxo 0090/0020 11/04 -
08969 N13E48
(-685",266")
α/- Hrx/- 0080/- 01/- - / C8.6(10:24)
08970 S14E63
(-818",-191")
α/- Hkx/- 0350/- 02/- -

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

Events not associated with currently named NOAA regions: C1.3(02:34) C1.3(03:23) C4.8(17:53) C2.0(04:54)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 21-Apr-2000 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-2000 23:30 .