Dear Collaborators,
Solar activity continues at the low B-level. NOAA 12877 is now beyond
the western limb but has produced some minor events since the last
message. The default target region shall revert back to NOAA 12880
with a beta/D-type configuration. Further low-level activity possible
over the next 24 hours.
The position of NOAA 12880 on 4-Oct-2021 at 19:30 UT is:
N31W18, ( 254", 403" )
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,
NOAA 12877 was the source of two C1 flares since the last message, as
well as several B-class events. The region is now behind the southwest
limb although the looptops are still visible in EUV images. It shall
continue as the target region for a further 24 hours with chance for
an additional isolated C-class flare before it rotates out of view.
The position of NOAA 12877 on 3-Oct-2021 at 07:30 UT is:
S20W82, ( 892", -340" )
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 the low B-level. NOAA 12877 has continued to
be the source of the activity as it approaches the southwest limb. The
region appears to be in decay but shall continue as the target region
for a further 24 hours. Additional B-level activity possible before
west limb passage.
The position of NOAA 12877 on 2-Oct-2021 at 15:30 UT is:
S20W76, ( 874", -351" )
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 continues at low levels. NOAA 12880 has remained
quiescent since the last message while NOAA 12877 has continued to
produce B-level activity, as well as a C1.2 flare at 12:43 UT
yesterday. NOAA 12880 has been downgraded to a beta region while NOAA
12877 retains its beta-gamma configuration, and is undergoing positive
flux emergence in its negative leader spot. NOAA 12877 shall therefore
be the new target region as it approaches the southwest limb. Further
low-level events likely with chance for an isolated C-class flare.
The position of NOAA 12877 on 1-Oct-2021 at 07:30 UT is:
S18W56, ( 756", -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,
Ryan Milligan (Queen's University Belfast)
Dear Collaborators,
Solar activity continues at low levels. Both NOAA 12877 and NOAA 12880
have produced B-class flares, as well as a C1 flare each, since the
last message. Both are classified as beta-gamma regions, although NOAA
12880 currently has a factor of two greater sunspot area. NOAA 12880
shall remain the target region for a further 24 hours. Additional
B-level activity likely with chance for an isolated C-class flare.
The position of NOAA 12880 on 30-Sep-2021 at 15:30 UT is:
N29E34, ( -470", 380" )
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 continues at low levels. NOAA 12871 has continued to
decay and has now been downgraded to an alpha region. NOAA 12880 in
the northeast quadrant has developed significantly over the past 24
hours and has produced several B-class events as well as a C1.3 flare
at 02:08 UT today. It is currently classified as a beta/C-type region
and shall be the new target region with further B- and C-level
activity expected.
The position of NOAA 12880 on 29-Sep-2021 at 11:30 UT is:
N30E47, ( -608", 409" )
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 continues at low levels. NOAA 12871 has continued to
produce B-level activity as well as a C1.6 flare at 05:56 UT today.
The region retains its beta-gamma configuration but has shown signs of
decay since the last message. It shall remain the target region for a
further 24 hours with further B-level activity likely.
The position of NOAA 12871 on 28-Sep-2021 at 11:30 UT is:
S27W47, ( 625", -501" )
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 has diminished slightly since the last message, with
NOAA 12871 producing only B-level activity. The region has since been
reclassified as a beta-gamma region and shall continue as the default
target. Further B-level activity expected over the next 24 hours, with
chance for an isolated C-class flare.
The position of NOAA 12871 on 27-Sep-2021 at 11:30 UT is:
S28W34, ( 473", -531" )
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,
The target region NOAA 12871 was the source of about ten
B-class flares as well as two C-class flares (C1.0 and C1.7,
with the latter one at 09/25/19:11 UT) in the past 24 hours.
12871 retains its beta/D-type configuration. It shows flux
cancellation and also flux emergence in its northern part.
Further B- and also C-class activities are expected with a light
chance of an isolated low M-class flare in the next 24 hours.
The position of NOAA 12871 on September 26 at 03:30 UT is:
S28W15 (219", -546")
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 12871 produced a few B-class flares
as well as a C1.4 at 09/25/03:27 UT. 12871 has been designated
as a beta/D-type classification. Note that some new sunspots
emerged from the region very close to NOAA 12871, which was
numbered as NOAA 12876 (S22E02, beta/D-type). If possible,
please include these two regions in your field of view. Further B-
and C-class activities are expected with some chance of an
isolated low M-class flare in the next few days.
The position of NOAA 12871 on September 25 at 03:30 UT is:
S28W01 (14", -549")
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)