MM#009 Default HESSI Target
Dear RHESSI Collaborators,
NOAA 1678 continues to slowly decay as it approaches the west
limb but is still maintaining its beta-gamma magnetic configuration.
1678 was the source of one B-class event and one C1.0 event in
the past 24 hours. C-class activity probable and there remains a
chance of an isolated M-class event in the next 24 hour period.
The position of NOAA 1678 on February 22 at 14:00 UT is:
N11W75 (Solar X = 920", Solar Y = 214")
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,
NOAA 1678 was the source of minor C- and B-class events since
the last message. Polarity mixing within the region's intermediate
portion has decreased significantly in the past few days but 1678
is maintaining an E-type/beta-gamma sunspot group. Additional
C-class events expected with a chance of an isolated M-class
event in the next 24 hour period.
The position of NOAA 1678 on February 21 at 14:00 UT is:
N11W62 (Solar X = 842", Solar Y = 239")
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,
NOAA 1678 was the source of a C8.2 event at 02/20/11:11 UT.
It is currently displaying bright H-alpha plage and a
D-type sunspot group with a beta-gamma-delta magnetic
configuration. The weak delta is located within the region's
intermediate portion. C-class events expected with the chance
of an isolated M-class event in the next 24 hours.
The position of NOAA 1678 on February 20 at 14:00 UT is:
N10W48 (Solar X = 711", Solar Y = 246")
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,
The EFR mentioned yesterday is now numbered NOAA 1678.
1678 developed rapidly in the past 24 hours and was the source
of two C-class events. The largest was a C2.2 at 02/19/10:51 UT.
The region currently has a D-type/beta-gamma sunspot group
with bright plage and a well developed arch-type filament system
and appears to be forming a magnetic delta configuration within
its intermediate portion. C-class activity expected with the chance
of an isolated M-class event in the next 24 hour period.
The position of NOAA 1678 on February 19 at 14:00 UT is:
N10W34 (Solar X = 536", Solar Y = 264")
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,
NOAA 1675 has decayed since the last message but is still
a somewhat complex D-type/beta-gamma region. It was
the source of two minor C-class events in the past 24 hours.
Old target region 1673, S10E35, is displaying flux emergence
and there is an EFR located at N10W21. C-class events possible
from target region 1675 and/or 1673 and the EFR in the next 24
hour period.
The position of NOAA 1675 on February 18 at 14:00UT is:
N12E10 (Solar X = -165", Solar Y = 315")
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,
A new region numbered NOAA 1675 yesterday afternoon developed
rapidly in the past 12 hours. It is currently a D-type/beta-gamma region
with small but significant mixed polarities located within its intermediate
portion. It was the source of an impulsive M1.9 event today at
15:50 UT. C-class events expected with the chance of another M-class
event if growth continues in the next 24 hour period.
The position of NOAA 1675 on February 17 at 14:00 UT is:
N12E23 (Solar X = -372", Solar Y = 307")
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 very low levels. The background
x-ray flux is currently at the B2.5 level. The target region, NOAA 1673,
is only a simple H-type/alpha region but is the brightest plage on the
visible
disk. No significant solar flare activity expected in the next 24 hours.
The position of NOAA 1673 on February 16 at 14:00 UT is:
S11E59 (Solar X = -818", Solar Y = -125")
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,
Solar activity continues at low levels with NOAA 11670 now over the western
limb. A new region has appeared on the southeast limb and shall be the new
target region. The region is as yet unnumbered and its magnetic complexity
is unknown at this time but it was the source of two mid-B-class flares
over the past 24 hours. Chance for further isolated low-level events.
The position of the target region on 15-Feb-2013 at 18:00 UT is:
S08E79, ( -943", -112" )
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 continues at low levels. The target region NOAA 11670, now
on the western limb, was the source of several B-class flares since the
last message, as well as a C1.0 flare at 04:12 UT today. NOAA 11670 shall
remain the target region for a further 24 hours although no significant
activity is expected before west limb passage.
The position of NOAA 11670 on 14-Feb-2013 at 18:00 UT is:
N17W66, ( 849", 327" )
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 11670 has remained largely unchanged over the past
24 hours. The region has produced a series of B-level events and is now
classified as a beta-gamma region. Further B-level activity expected with
chance of an isolated C-class flare.
The position of NOAA 11670 on 13-Feb-2013 at 18:00 UT is:
N17W53, ( 743", 348" )
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)