Dear Collaborators,
The level of solar activity is low-to-moderate. Target region NOAA
13451 has decayed slightly since the last message, but remained as
a beta-delta/D-type group classification at the start of the UT day
(although it may have now lost its delta configuration). NOAA 13451
has produced two C-class flares in the period, while an unnumbered
small spot region in the North East quadrant was the source of the
largest flare - an M1.9 on 2-Oct-2023 at 12:35 UT. The target will
remain with NOAA 13451 due to its past flaring history and proximity
to NOAA 13452. Additional C-class activity is expected over the next
24 hours.
The position of NOAA 13451 on 2-Oct-2023 at 20:00 UT is:
N16E37 , ( -557", 178" )
See http://www.SolarMonitor.org for images and
http://solar.physics.montana.edu/max_millennium/ops/observing.shtml
for a description of the current Max Millennium Observing Plan.
Regards,
Shaun Bloomfield (Northumbria University)
Dear Collaborators,
Solar activity has reached an intermediate level since the last message.
The largest event in the period was an M2.5 flare at 01:10 UT today
produced by the target region that has been numbered as NOAA 13451
(N14E56). 13451 is now classified as a beta-delta/D-type sunspot region
and produced another M1.2 plus eleven C-class flares in the period.
Today the target shall still be this region. Additionally, NOAA 13445
(S14W83, alpha/H-type) also produced two C9 and one C4 flares during
its approach to the South West limb. More C-class flares are expected
in the following 24-hour period, with a good chance for further low
M-class flares.
The position of NOAA 13451 on 1-Oct-2023 at 07:30 UT is:
N14E56 (-772" , 169")
See http://www.SolarMonitor.org for images and
http://solar.physics.montana.edu/max_millennium/ops/observing.shtml
for a description of the current Max Millennium Observing Plan.
Regards,
De-Chao Song (Purple Mountain Observatory)