Dear Collaborators,
The target region NOAA 12826 was the source of numerous B- and
C-class events, the largest one being a C3.8 at 05/26/21:17 UT. 12826
has been classified as a beta/D-type region with increasing its sunspot
area significantly. If possible, please also include NOAA 12824 (N20W43,
the previous target) in your field of view. 12824 also produced a C1.6 flare
during the period. Additional C-class activities are expected with a light
chance of a low M-class event in the next 24 hours.
The position of NOAA 12826 on May 27 at 03:30 UT is:
N24W62 (764", 394")
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 12824 (N20W29) was downgraded to
a beta/C-type region. It only produced three low B-class flares in
the past 24 hours. Today the target will switch to the newly emerged
region as mentioned in the last message. This region has been
designated as NOAA 12826 with a beta/C-type configuration.
12826 has produced nine B-class flares, the largest one being a
B9.5 at 05:01 UT today. More B-class activities are expected with
a good chance of C-class events in the next 24 hours.
The position of NOAA 12826 on May 26 at 03:30 UT is:
N24W49 (654", 399")
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 12824 only produced a few low B-class flares
in the past 24 hours. 12824 retains its beta-gamma/C-type magnetic
configuration. It shows mixed polarities in its leading portion. Please
note that there rapidly emerged a new region in the west of 12824,
which appears some spots. B-class flares are expected with a good
chance of C-class flares in the next 24 hours.
The position of NOAA 12824 on May 25 at 07:30 UT is:
N19W17 (262", 331")
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 12824 has produced only a
C2.2 (at 05/23/17:00 UT) and a few low B-class flares
since the last message. 12824 maintains its beta-gamma/
C-type configuration. It continues to show some dynamic
surges (or small eruptions) in H-alpha images in its leading
portion. Additional C-class flares are expected with a slight
chance of a low M-class event in the next 24 hours.
The position of NOAA 12824 on May 24 at 07:30 UT is:
N19W04 (62", 334")
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)
MM#009 Default Target
Dear Collaborators,
Target region NOAA 2824 continues to be active
producing numerous C-class events and 2 M-class
events since the last message (M1.4 at 05/22/21:36
and M1.1 at 05/23/11:08 UT). 2824 is mostly unchanged
maintaining its beta-gamma magnetic configuration
with small opposite negative polarity satellite spots
located adjacent to the region's main positive polarity
leading sunspot. C-class events expected with another
M-class event likely. There is a chance for a >M1 event
in the next 24 hour period if new negative polarity satellite
spots develop.
The position of NOAA 2824 on May 23 at 14:45 UT is:
N20E05 (Solar X = -078", Solar Y = 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,
Bill Marquette (Helio Research)
MM#009 Default Target
Dear Collaborators,
Target region NOAA 2824 was the source of numerous
B- and C-class events and an isolated M1.1 event at
05/22/17:11 UT. Several small negative polarity spots
emerged encircling the positive polarity main leading
sunspot since the last message. 2824 now has a
beta-gamma magnetic configuration. C-class events
expected with another isolated M-class event likely.
If the surrounding negative polarity satellite spots
continue to develop, >M1-class events are possible.
The position of NOAA 2824 on May 22 at 14:00 UT is:
N20E22 (Solar X = -335", Solar Y = 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,
Bill Marquette (Helio Research)
MM#009 Default Target
Dear Collaborators,
Target region NOAA 2824 produced 11 minor B-class
events since the last message. The events were
associated with an active/eruptive filament located
within the leading portion of the region. A region located
just beyond the northeastern limb at approximately N17
degrees was the source of 3 limb occulted B-class
events in the past 24 hours. This new region might
become the target tomorrow if it continues to show activity.
Additional B-class events probable with only a slight
chance of an isolated C-class event in the next 24
hour period.
The position of NOAA 2824 on May 21 at 14:00 UT is:
N20E36 (Solar X = -525", Solar Y = 349")
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,
Bill Marquette (Helio Research)
MM#009 Default Target
Dear Collaborators,
The sunspot group in target region NOAA 2824 has
decayed to an H-type/alpha magnetic configuration.
2824 was quiescent during the past 24 hours. B-class
events possible with only a slight chance for an isolated
C-class event in the next 24 hours.
The position of NOAA 2824 on May 20 at 14:00 UT is:
N20E50 Solar X = -684", Solar Y = 345")
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,
Bill Marquette (Helio Research)
MM#009 Default Target
Dear Collaborators,
Target region NOAA 2824 is slowly decaying and is now
displaying a C-type/beta sunspot group. The mixed polarity
located in the region's leading portion has decayed
somewhat. 2824 was the source of a couple of minor
B-class events since the last message. B-class events
probable with only a slight chance of an isolated C-class
event in the next 24 hour period.
The position of NOAA 2824 on May 19 at 10:00 UT is:
N20E63 (Solar X = -796", Solar Y = 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,
Bill Marquette (Helio Research)
MM#009 Default Target
Dear Collaborators,
Target region NOAA 2824 was the source of a dozen
B-class events and an isolated C1.1 event at
05/18/02:09 UT. 2824 is too close to the east limb to
ascertain its magnetic configuration but it appears to
be a D-type/beta with some polarity mixing in the leading
portion of the region. B-class events certain with
C-class events possible in the next 24 hour period.
The position of NOAA 2824 on May 18 at 15:00 UT is:
N18E75 (Solar X = -872", Solar Y = 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,
Bill Marquette (Helio Research)