30 July 2023
20230729 Week Rotation Today Rotation Week 20230731



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
13377 S08W91
(935",-129")
β/β Dso/Dso 0140/0200 02/02 -
13379 N14W77
(894",207")
α/α Hsx/Hsx 0180/0180 01/01 -
13380 S10W26
(409",-246")
β/β Dai/Cai 0230/0200 16/14 - / C5.5(13:10)
13385 S15W78
(893",-262")
α/α Axx/Hrx 0010/0020 01/01 -
13386 N12E06
(-97",105")
β/β Dki/Dki 0300/0360 12/18 -
13387 N20E28
(-418",245")
β/β Cao/Cao 0120/0120 05/04 -
13388 S23E22
(-326",-448")
β/β Cso/Cso 0060/0060 05/03 -
13389 S09E33
(-510",-225")
α/α Hsx/Hsx 0040/0040 01/01 -
13390 S19E44
(-622",-370")
β/α Cro/Hrx 0030/0020 03/01 -
13391 N25E61
(-750",357")
α/- Hsx/--- 0030/---- 01/-- -
13382 N19W74
(859",282")
/ / / / -
13383 N15W64
(821",204")
/ / / / -
13384 S16W11
(173",-348")
/α /Axx /0010 /03 C4.0(13:07) / -

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

Events not associated with currently named NOAA regions: C2.0(00:56) C2.3(02:48) C5.6(04:32) C6.4(04:53) C1.7(22:17) M1.8(08:01) M1.9(08:18) C2.7(01:47) C3.0(02:24) C2.2(05:56) C6.7(06:55) C9.2(10:18) C2.8(20:02) C4.9(23:23) M1.4(16:11)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 30-Jul-2023 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 30-Jul-2023 23:30 UT .