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21 April 2024
20240420 Week Rotation Today Rotation Week 20240422

 
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
13635 N22W91
(884",354")
β/β Cro/Cro 0010/0010 02/02 -
13636 S21W59
(765",-301")
β/β Cao/Cao 0030/0030 03/03 -
13637 S15W41
(606",-185")
α/α Axx/Axx 0010/0010 01/01 -
13638 S18W36
(535",-230")
β/β Cai/Cai 0060/0060 13/13 -
13639 N29W29
(405",526")
βγ/βγ Ekc/Ekc 0300/0300 19/19 -
13641 N09W87
(941",153")
α/α Axx/Axx 0010/0010 01/01 -
13643 S13W23
(364",-139")
β/β Dai/Dai 0130/0130 18/18 -
13644 N13E09
(-146",295")
β/β Dso/Dso 0120/0120 02/02 -
13645 S09W32
(501",-79")
β/β Dai/Dai 0210/0210 16/16 M1.0(12:39)
C3.2(07:32)
C3.8(04:39)
C3.6(01:30) / -
13646 N21E10
(-155",418")
β/β Bxo/Bxo 0020/0020 05/05 C3.2(11:53)
C3.1(07:42) / -
13647 S13W28
(438",-142")
βδ/βδ Dac/Dac 0160/0160 09/09 -
13649 N16W52
(724",312")
β/β Bxi/Bxi 0020/0020 08/08 -
13650 S11W07
(114",-100")
β/β Cro/Cro 0030/0030 04/04 C4.1(15:30) / -
13651 N13W03
(48",296")
β/β Bxo/Bxo 0010/0010 02/02 -
13640 N21W40
(574",401")
/ / / / -
13642 N18W91
(907",292")
/ / / / -
13648 N19W03
(47",389")
/ / / / -

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

Events not associated with currently named NOAA regions: C4.8(02:01) C5.9(02:22) C3.9(04:25) C2.6(07:24) C3.7(12:11) C4.3(15:48) C4.8(15:57) C6.1(16:38) C8.6(17:08) C5.4(20:42) C4.0(23:06) M2.2(15:07) M3.4(21:44)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 20-Apr-2024 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-Apr-2024 23:30 UT .