MM#009 Default HESSI Target
Dear RHESSI Collaborators,
NOAA 1564 has decayed significantly losing some spots and
penumbral area and magnetic complexity. It is now classified
as a D-type/beta region. It was able to produce C-class events
in the past 24 hours. Additional C-class activity possible with
an isolated M-class event now less likely in the next 24 hour
period.
The position of NOAA 1564 on September 05 at 13:00 UT is:
S14E06 (Solar X =-096", 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 HESSI Target
Dear RHESSI Collaborators,
Target region, NOAA 1564, added sunspot area and sunspot count
since the last message. It is now an E-type/beta-gamma
sunspot group with numerous small sunspots and bright
H-alpha plage. 1564 is currently producing C-class events.
Additional C-class events probable with a slight chance of an
isolated M-class event in the next 24 hour period.
The position of NOAA 1564 on September 04 at 13:00 UT is:
S16E18 (Solar X = -283", Solar Y = -371")
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,
Target region NOAA 1560, N03W25, has decayed somewhat and
was the source of only one C-class event but
is maintaining an E-type/beta-gamma sunspot group.
NOAA 1564, S15E33, is growing and has produced several
C-class events in the past 24 hours. 1564 is currently classified
as a D-type/beta region but is the brightest H-alpha
plage on the disk. We'll switch to 1564 today. Additional
C-class activity expected.
The position of NOAA 1564 on September 03 at 17:00 UT is:
S15E33 (Solar X = -414", Solar -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,
Bill Marquette (Helio Research)
MM#009 Default HESSI Target
Dear RHESSI Collaborators,
Target region NOAA 1560 has increased sunspot count, sunspot
area, and magnetic complexity in the past 24 hours.
1560 has developed a delta configuration located within
the intermediate portion of its E-type/beta-gamma sunspot group.
C-class activity expected with an isolated M-class possible in
the next 24 hour period.
The position of NOAA 1560 on September 02 at 13:00 UT is:
N03W13 (Solar X = 214", Solar Y = -067")
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,
There was a very impressive filament eruption in the SE quadrant
since the last message. The eruption was associated with a large
double-ribbon flare, a large bright and fast CME and a long-duration
C8.4 x-ray event at 08/31/20:43 UT. Target region, NOAA 1560,
is mostly unchanged maintaining a D-type/beta-gamma sunspot
group. A C-class event is possible in the next 24 hour period.
The position of NOAA 1560 on September 01 at 13:00 UT is:
N04E01 (Solar X = -016", Solar Y = -053")
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 target region now numbered NOAA 1563 was the source of
C-class events in the past 24 hours. 1563 appears to have
decayed after its east limb passage. NOAA regions
1554, N16W75, 1560, N03E12, and the unnumbered region
at S15E76 also produced C-class events. The most interesting
region is NOAA 1560 which has developed a somewhat
magnetically complex D-type/beta-gamma sunspot group.
C-class events probable with an isolated M-class event
possible in the next 24 hour period.
The position of NOAA 1560 on August 31 at 17:00 UT is:
N03E12 (Solar X = -198", Solar Y = -067")
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,
Target region NOAA 1555 was stable and quiet. The southern limb
region mentioned yesterday was very active during the past 24 hours.
It was the source of 7 C-class events and an M1.3 event
at 08/30/2:11 UT. The region is too close to the limb to ascertain
its magnetic configuration. We will switch to the SE limb region
today. C-class events expected with another M-class event
probable in the next 24 hour period.
The approximate position of the target on August 30 at 12:00 UT is:
S25E85 (Solar X = -858", Solar Y = -408")
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 will continue
to be NOAA 1555 for another 24 hours. 1555 is mostly
unchanged. The target will most likely switch tomorrow to an
active region located beyond the southeast limb that was
the source of minor B-class events since the last message.
No significant activity expected in the next 24 hours.
The position of NOAA 1555 on August 29 at 13:00 UT is:
N08E21 (Solar X = -338", Solar Y = 021)
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 with only minor B-class events
during the past 24 hours. The northeastern target region has
rotated fully on the disk. It is a decaying plage with a simple
B-type/beta sunspot group with two spots. The target will
switch to NOAA 1555. 1555 has a D-type/beta sunspot group
with about 20 spots. A minor C-class event is possible in
the next 24 hour period.
The position of NOAA 1555 on August 28 at 13:00 UT is:
N08E35 (Solar X = -541", Solar Y = 035")
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 regions on the visible solar disk are stable. The target
will switch to the northeastern limb area to a region rotating
onto the disk. The region is too close to the limb to ascertain
its magnetic configuration but it was the source of a few B-class
events and a low level C-class event since the last message.
Another C-class event is possible in the next 24 hour period.
The approximate position of the target on August 27 at 9:30 UT is:
N11E86 (Solar X = -931", Solar Y = 172")
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)