MM#009 Default HESSI Target
Dear RHESSI Collaborators,
Solar flare activity was very low during the last 24 hour period.
NOAA 1254 was the source of the largest x-ray event since the
last report (B6 at 17:05 UT). 1254 continues in slow decay
phase. The target region will switch the an EFR that is
in rapid growth phase. The EFR is displaying bright H-alpha plage
with a strong arch-type filament system. Its sunspot group is
currently a C-type/beta. An isolated C-class event is possible
in the next 24 hour period if the EFR continues to develop.
The position of the target region on July 17 at 13:45 UT is:
N20W50 (Solar X = 682", Solar Y = 278")
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 HESSI Target
Dear RHESSI Collaborators,
Solar flare activity continues at a very low level. NOAA 1250
is in decay phase. The target will switch to NOAA 1254.
1254 is currently a D-type/beta sunspot group. It has
the potential to produce B-class events. No significant
solar flare activity expected in the next 24 hour period.
The position of NOAA 1254 on July 16 at 10:30 UT is:
S22E43 (Solar X = -598", Solar Y = -402")
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 HESSI Target
Dear RHESSI Collaborators,
Solar flare activity is very low. The target region, NOAA 1250,
is slowly decaying. No significant events expected anytime
soon.
The position of NOAA 1250 on July 15 at 10:30 UT is:
S27W13 (Solar X = 189", Solar Y = -490")
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)
Dear RHESSI Collaborators,
Today is the final day of the current ROSA observing campaign. Normal
MM operations resume tomorrow. Thank you to all the instrument
planners and operators who have helped support this campaign.
Solar activity remains at the low B-level. The target region NOAA
11250 continues to grow in size but has remained quiescent as it
crosses the central meridian. Chance remains for some isolated
low-level activity.
The position of NOAA 11250 on 14-Jul-2011 at 09:30 UT is:
S27W02, ( 25", -491" )
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,
There have been a number of B-class flares over the past 24 hours from
NOAA active regions 11247, 11250, and 11251, a new region near the
northeast limb. NOAA 11250 has increased in both size and complexity,
and has a pronounced leader spot, and shall therefore be the new
target region. Good chance for further B-level activity with slight
chance of an isolated C-class event.
The position of NOAA 11250 on 13-Jul-2011 at 13:30 UT is:
S27E10, ( -152", -489" )
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 at low levels. New data show that that the C2.6
flare yesterday was a result of sympathetic flaring between NOAA 11247
and NOAA 11249. The target region shall therefore revert back to NOAA
11247, now classified as a beta-gamma region with a strong magnetic
gradient in its core. Chance for one or two isolated low level events.
The position of NOAA 11247 on 12-Jul-2011 at 12:00 UT is:
S18W35, ( 518", -344" )
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 at low levels despite the appearance of several
new active regions on the visible disk. A newly numbered region, NOAA
11249, close to disk center was the source of a C2.6 flare at 10:47 UT
today and shall be the new target region. Additional isolated
low-level events possible.
The position of NOAA 11249 on 11-Jul-2011 at 12:30 UT is:
S16E04, ( -62", -323" )
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 returned to low levels. The target region NOAA
11247 continues to undergo new flux emergence but remains quiescent.
Slight chance of increased activity over the next 24 hours.
The position of NOAA 11247 on 10-Jul-2011 at 12:00 UT is:
S18W09, ( 142", -352" )
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,
A newly emerged region along the southern central meridian, NOAA
11247, was the source of four C-class flares yesterday and shall be
the new target region for today. The region has a bipolar
configuration and has emerged into the remains of NOAA 11234 from the
previous rotation. Good chance for further B- and C-level activity.
The position of NOAA 11247 on 9-Jul-2011 at 09:30 UT is:
S18E05, ( -83", -350" )
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 11244, now on the western limb, was the source of several B-class
events since the last message, while the C3.0 flare at 09:39 UT today
emanated from the decaying active region in the southern hemisphere
(the return of NOAA 11234). The newly emerged region in the northeast
quadrant, now designated NOAA 11245, shall remain the target region
for a further 24 hours. Further low-level events possible.
The position of NOAA 11245 on 8-Jul-2011 at 12:30 UT is:
N15E51, ( -709", 208" )
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)