Dear Collaborators,
NOAA 12806 has remained mostly quiescent as it approaches the
southwest limb. There is currently a C1.6 flare in progress from a new
region located along the northeast limb. The magnetic configuration of
the region is unknown at this time, but it shall be the new target
region. Further low-to-intermediate level activity expected over the
next 24 hours.
The approximate position of the target region on 9-Mar-2021 at 12:30 UT is:
N18E87, ( -917", 302" )
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,
Ryan Milligan (Queen's University Belfast)
Dear Collaborators,
Solar activity remains at very low levels with NOAA 12806 producing a
single B1 flare since the last message. The region itself has been
reclassified as a beta region due to flux emergence in the trailing
portion. NOAA 12806 shall remain the target region for a further 24
hours with chance of additional B-level activity as it approaches the
western limb.
The position of NOAA 12806 on 8-Mar-2021 at 12:30 UT is:
S30W71, ( 792", -445" )
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,
Ryan Milligan (Queen's University Belfast)
Dear Collaborators,
Yesterday's target region, near the north-east limb, has been flare
quiet since the last message. There were four low B-class flares,
the largest being a B3.2 at 03/07/01:17 UT, produced by NOAA 12806
in the past 24 hours, which began to reform some new spots yesterday.
NOAA 12806 was designated as an Alpha/A-type region at the beginning
of the UT day. Today we will watch this region. Further B-class flares
are expected with a chance of a low C-class flare when NOAA 12806
rotates to the west limb.
The position of NOAA 12806 on March 7 at 04:30 UT is:
S31W58 (704", -439")
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,
Ying Li (Purple Mountain Observatory)
Dear Collaborators,
Yesterday's target NOAA 12807 has decayed further to a
beta/B-type region and has been flare quiet since the last
message. Today the target will switch to a new region at the
north-east limb, which produced three low B-class flares
(the largest one being a B1.8 at 03/05/10:03 UT) and two
high A-class flares in the past 24 hours. Further A- and low
B-class flares seem to be likely in the next 24 hours.
The approximate position of the target on March 6 at 04:30 UT is:
N30E80 (-800", 500")
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,
Ying Li (Purple Mountain Observatory)
Dear Collaborators,
Solar activity continues at a very low level with the soft X-ray flux
below B1. The target region NOAA 12807 remains its beta/C-type
configuration and decays further. The other sunspot region on the
visible solar disk, NOAA 12806, has decayed to a beta/B-type region.
Only low activities are likely in the following 24 hours.
The position of NOAA 12807 on March 5 at 04:30 UT is:
S18E13 (-207", -184")
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,
Ying Li (Purple Mountain Observatory)
Dear Collaborators,
The target region NOAA 12807 was the source of a B1.4 flare
at 03/03/13:10 UT (the largest event of the period). 12807 has
been classified as a beta/C-type configuration and seems to
enter its decay phase. Another sunspot region, NOAA 12806,
also had a beta/C-type configuration, which produced a few
A-class events over the past 24 hours. Additional A-class activities
are expected with a chance of a B-class event in the next 24 hours.
The position of NOAA 12807 on March 4 at 04:30 UT is:
S18E26 (-404", -193")
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,
Ying Li (Purple Mountain Observatory)
Dear Collaborators,
Solar activity has increased since the last message. Numerous
B-class flares as well as a C1.2 flare were produced by a newly
emerged region, numbered as NOAA 12807 at the beginning of
UT today. 12807 has a beta/D-type configuration and will be today's
target region. Yesterday's target region (now numbered as NOAA
12806) also has a beta/D-type configuration but only produced an
A-class flare in the past 24 hours. Further B-class activities are
expected with a chance of another low C-class flare over the next
24 hours.
The position of NOAA 12807 on March 3 at 04:30 UT is:
S17E40 (-596", -191")
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,
Ying Li (Purple Mountain Observatory)
Dear Collaborators,
Solar activity has remained at ~A3 level since the B1.5 flare
at 03/01/13:07 UT produced by yesterday's target region
NOAA 12804. 12804 has rotated further beyond the west limb.
Today the target will switch to a new emerging flux region in
the southern hemisphere. This new region seems to form some
tiny pores. Only low activities are likely in the next 24 hours.
The approximate position of the target on March 2 at 08:30 UT is:
S30E07 (-90", -400")
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,
Ying Li (Purple Mountain Observatory)
Dear Collaborators,
Solar activity has been at a very low level. The target region
NOAA 12804 produced eight low B-class flares (the largest
one being a B2.2 at 03/01/08:02 UT) since the last message.
12804 remains its beta/D-type classification with significantly
decreasing in the spot area. We will watch this region for a
further 24 hours. Additional low B-class activities are expected
in the following 24 hours.
The position of NOAA 12804 on March 1 at 12:30 UT is:
N18W91 (920", 294")
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,
Ying Li (Purple Mountain Observatory)
Dear Collaborators,
The level of solar activity is low. The target region NOAA 12804 has
rotated up to the North West limb, and at the start of the UT-day it
had remained classed as a beta/D-type sunspot group. This region was
once again the source of B-class activity since the last message, as
well as the largest flare - a C3.9 on 28-Feb-2021 at 06:40 UT. NOAA
12804 will remain the target for the next 24 hours while it rotates
fully over the North West limb. Further B-class activity is expected
in the following 24 hours, with a good chance of another mid-C-class
flare.
The position of NOAA 12804 on 28-Feb-2021 at 20:00 UT is:
N21W85 , ( 900", 354" )
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)