Dear Collaborators,
The level of solar activity is low. The target region has now rotated onto
the visible disk and, although it shows leading and trailing sunspots both
with penumbrae (potentially a beta/D-type classification), it has remained
unnumbered at the beginning of the UT day. An additional region containing
larger sunspots is rotating over the North East limb just slightly behind
yesterday's target region. Several of the flares associated to yesterday's
target region may have actually come from the new limb-crossing region and
it has clearly produced several C-class flares since the last message. The
target region switches to the newer (and larger) spot region rotating over
the North East limb. Further C-class flaring is expected over the following
24-hour period.
The approximate position of this region on 23-Mar-2022 at 23:00 UT is:
N13E85 , ( -924", 235" )
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 is at a low level. The target region has now rotated
fully onto the visible disk and shows some small sunspots, but was
unnumbered at the start of the UT day. This region appears to have a
beta/C-type sunspot group classification and has continued to be the
source of B-class flares and a C1.2 flare on 22-Mar-2022 at 10:57 UT.
However, the largest flare of the period was a C7.0 on 22-Mar-2022 at
12:15 UT from a new small sunspot region rotating over the North East
limb (that also produced a C1.0 on 22-Mar-2022 at 04:07 UT). The MMCO
target region switches to the North East limb region, for at least 24
hours until its longitudinal extent and magnetic configuration is
better observed. Additional C-class activity is probable in the next
24 hours.
The approximate position of this region on 22-Mar-2022 at 18:00 UT is:
N13E90 , ( -938", 215" )
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,
The level of solar activity is very low. Target region NOAA 12965 has
now fully rotated over the North West limb. The plage region that was
previously designated as NOAA 12971 has undergone some flux emergence
and is consolidating flux into two small opposite-polarity spots, and
was the source of mid-B-class flares since the last message. The most
flare-productive region is a new spot region rotating over the South
East limb that has produced several footpoint occulted B-class flares
as well as the largest flare of the period (a C1.2 on 20-Mar-2022 at
18:04 UT). Further B-class activity is expected, with a good chance
for mid-/high- C-class activity over the following 24-hour period.
The approximate position of this region on 21-Mar-2022 at 18:00 UT is:
S18E90 , ( -916", -295" )
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 continues to be at a very low level. The largest event
in the past 24 hours was a C4.6 at 03/20/07:30 UT produced by
NOAA 12971 that just re-emerged some tiny spots. Target region
NOAA 12965 has decayed to a beta/C-type configuration and is
rotating beyond the west limb. It was the source of a C2.1 flare and
also a few B-class flares. Additional C-class activities are probably
in the next 24 hours.
The position of NOAA 12965 on March 20 at 08:30 UT is:
N26W73 (828", 450")
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 remains at a very low level. The largest event in the
past 24 hours was a C1.3 flare at 03/19/03:49 UT produced by
target region NOAA 12965. 12965 also produced seven B-class
flares during the period. It retains a beta/F-type configuration but
decays further. Additional C-class activities are expected with a
slight chance of a low M-class flare when 12965 rotates over the
west limb.
The position of NOAA 12965 on March 19 at 08:30 UT is:
N25W60 (757", 458")
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 to be at a very low level since the last message.
Target region NOAA 12965 was the source of a C1.0 (at 03/17/19:06 UT,
being the largest event) and two high B-class flares in the past 24 hours.
12965 has decayed to a beta/F-type region, significantly decreasing in the
number of spots. Additional C-class activities are expected with a light
chance of a low M-class flare in the next few days.
The position of NOAA 12965 on March 18 at 08:30 UT is:
N24W49 (666", 461")
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 low level since the last message.
The largest event of the period was a C1.2 at 03/17/01:36 UT
produced by the target region NOAA 12965. 12965 also produced
several B-class flares. It retains a beta-gamma/F-type configuration
but appears to enter the decay phase. Further C-class activities are
expected still with a chance of a low M-class flare in the next few days.
The position of NOAA 12965 on March 17 at 08:30 UT is:
N24W35 (506",480")
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 to be at a moderate level. The target region
NOAA 12965 was the source of two low M-class flares (an M1.4 at
03/15/12:33 UT and an M1.5 at 03/15/22:39 UT), five C-class flares,
and also five B-class flares. 12965 retains a beta-gamma/F-type
configuration while decreasing in the sunspot area. It continues
showing mixed polarities in both of its leading and trailing portions.
Further low M-class flares are likely and More C-class flares are
expected in the next few days.
The position of NOAA 12965 on March 16 at 16:30 UT is:
N24W27 (401",488")
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 moderate level since the last message.
The largest event of the period was an M2.0 at 03/14/08:29 UT
produced by the target region NOAA 12965. 12965 also produced
six C-class flares. This region was re-classified as a beta-gamma/
F-type configuration. More C-class activities are expected with a
chance of additional low M-class flare in the following 24 hours.
The position of NOAA 12965 on March 15 at 04:30 UT is:
N24W06 (92",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 to be at a low level. The largest event since the
last message was a C3.9 flare at 03/13/23:24 UT produced by the region
NOAA 12966 that has rotated over the west limb. The target region NOAA
12965 produced a C1.3 and a C2.1 flare just today. It shows signals of
decay and has been classified as a beta/F-type region. Further C-class
activities are expected in the next 24 hours.
The position of NOAA 12965 on March 14 at 04:30 UT is:
N24E06 (-92", 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)