Dear RHESSI Collaborators,
NOAA 11429 was the source of an M8.4 flare at 17:15 UT yesterday. The
region remains largely unchanged in terms of size and complexity. We
shall extend the Major Flare Watch campaign for a further 24 hours due
to the possibility of another high M-class event.
The position of NOAA 11429 on 11-Mar-2012 at 14:00 UT is:
N18W34, ( 515", 392" )
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 (QUB)
Dear RHESSI Collaborators,
NOAA 11429 continues to show signs of decay and has produced several
C-class flares since the last message. A new region on the eastern limb was
also the source of a C9.7 flare at 19:59 UT yesterday. NOAA 11429 retains
its delta configuration and shall continue to be the target region for a
further 24 hours. Chance remains for an event greater than M5.
The position of NOAA 11429 on 10-Mar-2012 at 12:00 UT is:
N18W20, ( 315", 406" )
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 (QUB)
Dear RHESSI Collaborators,
NOAA 11429 was the source of an M6.3 flare at 03:22 UT today as it crossed
the central meridian. The region has begun to show signs of decay with its
sunspot area dropping below 1000 uh although it retains its
beta-gamma-delta configuration with a highly sheared magnetic inversion
line. Good chance of another event of magnitude M5 or greater over the next
24-48 hours.
The position of NOAA 11429 on 9-Mar-2012 at 10:00 UT is:
N17W05, ( 82", 398" )
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 (QUB)
Dear RHESSI Collaborators,
NOAA 11429 has remained relatively quiet since the X5.4 flare yesterday.
However the region continues to undergo new flux emergence and is now
greater than 1200 uh in size. Some of this new flux emergence has resulted
in the formation of a large positive island delta near the core of the
active region. The region has also become significantly brighter in H-alpha
emission over the past 24 hours and its polarity inversion line remains
highly sheared. The combination of these conditions is conducive for the
production of another large-scale X-class flare.
The position of NOAA 11429 on 8-Mar-2012 at 10:30 UT is:
N17E09, ( -139", 397" )
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 (QUB)
Dear RHESSI Collaborators,
Solar activity remains very high with the target region NOAA 11429
producing an X5.4 flare at 00:02 UT today. The region has grown in size to
over 1000 uh and has become highly sheared with its polarity inversion line
aligned in the east-west direction. Further C- and M-level activity
expected with good chance for another major flare in the next 24-48 hours.
The position of NOAA 11429 on 7-Mar-2012 at 08:00 UT is:
N17E24, ( -377", 388" )
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 (QUB)
Dear RHESSI Collaborators,
Solar activity remains high with NOAA 11429 continuing to produce high C-
and low M-class flares. The region appears to be undergoing new flux
emergence while retaining its delta configuration, which is due to negative
flux encroaching on the positive leader spot. Major Flare Watch conditions
remain: further intermediate level activity expected with chance for an
event larger than M5.
The position of NOAA 11429 on 6-Mar-2012 at 11:00 UT is:
N17E30, ( -467", 382" )
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 (QUB)
Dear RHESSI Collaborators,
The target region NOAA 11429 was the source of an X1.1 flare at 02:30 UT
today. At this time we are implementing a Major Flare Watch campaign. The
region has substantially increased in size and is now classified as a
beta-gamma-delta region. Further increased activity expected with chance
for another >M5 flare.
The position of NOAA 11429 on 5-Mar-2012 at 09:30 UT is:
N18E45, ( -653", 379" )
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 (QUB)
Dear RHESSI Collaborators,
The target region in the northeast quadrant, now designated NOAA 11429, was
the source of an M2.0 flare at 10:29 UT today as well as several C-class
events. The region has been classified as having a beta-gamma configuration
with a sunspot area of 290 uH. Further C-level activity expected with
chance for another M-class flare.
The position of NOAA 11429 on 4-Mar-2012 at 00:30 UT is:
N18E62, ( -813", 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 (QUB)
Dear RHESSI Collaborators,
Solar activity has increased significantly. A new region on the northeast
limb was the source of several C-class flares, as well as an M3.3 flare at
17:29 UT yesterday. This new target region is not yet numbered, and its
magnetic configuration is unclear, but further intermediate level activity
is expected with chance for another M-class flare.
The approximate position of the target region on 3-Mar-2012 at 09:30 UT is:
N18E85, ( -917", 306" )
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 (QUB)
Dear RHESSI Collaborators,
Solar activity remains low. NOAA 11423 was the source of a C3.3 flare at
15:10 UT yesterday. A new sunspot region has emerged within the decaying
plage of NOAA 11424, designated NOAA 11427, and has produced several
B-level events in the past 24 hours. NOAA 11427 shall be the new target
region and may produce further low-level activity if it continues to
develop.
The position of NOAA 11427 on 2-Mar-2012 at 10:30 UT is:
N15W11, ( 187", 365" )
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 (QUB)