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 20 April 2024
⇐20240419 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 20240421⇒

 
Main Far-side SDO short-wave SDO long-wave
HMI Mag 20240420 21:58 HMI 6173Å 20240420 22:46 GHN Hα 20240420 06:53
SWAP 174Å 20240420 20:05 AIA 193Å 20240420 23:24 XRT 20240420 06:33
HMI Mag 20240420 21:58 No Time Data Available GONG Farside 20240419 12:00
No Time Data Available AIA 193Å 20240420 23:24 STEREO A 20240420 19:45
HMI Mag 20240420 21:58 AIA 94Å 20240420 23:24 AIA 131Å 20240420 23:24
AIA 171Å 20240420 23:24 AIA 193Å 20240420 23:24 AIA 211Å 20240420 23:24
HMI Mag 20240420 21:58 AIA 304Å 20240420 23:24 AIA 335Å 20240420 23:27
AIA 1600Å 20240420 23:26 AIA 1700Å 20240420 23:26 HMI 6173Å 20240420 22:46


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13635 N22W84
(880",364") 		β/β Cro/Cro 0010/0020 02/03 -
13636 S21W45
(631",-285") 		β/β Cao/Cao 0030/0060 03/04 -
13637 S15W27
(420",-173") 		α/β Axx/Bxo 0010/0010 01/06 -
13638 S18W22
(341",-219") 		β/β Cai/Cri 0060/0030 13/05 -
13639 N29W15
(216",534") 		βγ/βγ Ekc/Eai 0300/0290 19/16 -
13641 N09W73
(902",173") 		α/α Axx/Hsx 0010/0030 01/01 -
13643 S13W09
(146",-132") 		β/β Dai/Dai 0130/0160 18/29 C3.8(11:46)
C2.5(04:38)
/ C3.8(22:28)
13644 N13E23
(-364",291") 		β/β Dso/Dso 0120/0120 02/02 -
13645 S09W18
(292",-69") 		β/β Dai/Dai 0210/0140 16/12 -
13646 N21E24
(-363",414") 		β/β Bxo/Cro 0020/0070 05/08 -
13647 S13W14
(225",-134") 		βδ/βδ Dac/Dac 0160/0140 09/10 C3.4(01:46)
C4.8(00:57)
/ C3.5(20:10)
13649 N16W38
(566",327") 		β/- Bxi/--- 0020/---- 08/-- -
13650 S11E07
(-114",-99") 		β/- Cro/--- 0030/---- 04/-- -
13651 N13E11
(-178",296") 		β/- Bxo/--- 0010/---- 02/-- -
13640 N21W26
(392",413") 		/ / / / -
13642 N18W81
(896",306") 		/ / / / -
13648 N19E11
(-172",389") 		/β /Bxo /0010 /02 -

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

Events not associated with currently named NOAA regions: C2.7(03:33) C3.7(06:20) C3.9(08:36) C3.1(09:11) C2.8(13:01) C4.0(15:01) C4.9(16:35) C7.6(16:52) C3.2(20:46) C4.3(21:43) C4.9(21:53) C3.8(19:18) C3.9(20:43) C2.9(23:38)

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 20-Apr-2024 23:30 UT .