MM#009 Default HESSI Target
Dear RHESSI Collaborators,
NOAA 1618 continues in decay phase. It was the source of
several C-class events since the last message. The largest
was a C3.3 at 11/24/13:40 UT. Additional C-class events
probable with only a slight chance of an isolated M-class
event in the next 24 hours.
The position of NOAA 1618 on November 24 at 14:00 UT is:
N08W35 (Solar X = 553", Solar Y = 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,
Bill Marquette (Helio Research)
MM#009 Default HESSI Target
Dear RHESSI Collaborators,
NOAA 1618 continues in decay phase. It was the source of only
minor C- and B-class events in the past 24 hours. 1618 is currently
classified as an E-type/beta-gamma region. B- and C-class events
probable with a slight chance of an isolated M-class event in the
next 24 hours.
The position of NOAA 1618 on November 23 at 14:00 UT is:
N08W21 (Solar X = 346", Solar Y = 107")
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#003 Major Flare Watch
Dear RHESSI Collaborators,
NOAA 1618 has decayed especially within its central portion where the
main delta configuration has broken apart. There is a weaker
delta located in the trailing area of the region's E-type/beta-gamma-delta
sunspot group. 1618 only managed to produce minor C-class activity
since the last message. We'll continue the MFW for the next
24 hour period. There is still a chance of an isolated event =/>M5.
The position of NOAA 1618 on November 22 at 14:00 UT is:
N09W07 (Solar X = 117", Solar Y = 120")
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#003 Major Flare Watch
Dear RHESSI Collaborators,
NOAA 1618 has developed rapidly increasing its sunspot
count, sunspot area, and magnetic complexity. 1618 is currently
a large E-type/beta-gamma sunspot group with a magnetic delta
configuration located within its central portion. 1618 was the source
of 3 M-class events since the last message. The largest was an
M3.5 at 11/21/15:30 UT. At this time we are implementing Max
Millennium coordinated observing plan #003 (Region Likely To Produce
A Major Flare). A major flare =/>M5 is possible in the next 24 to 48
hours. There is a slight chance of an X-class event as well if 1618
continues in strong growth phase.
The position of NOAA 1618 on November 21 at 14:00 UT is:
N08E06 (Solar X = -100", Solar Y = 101")
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 1618 continues in growth phase. The region is a cluster
of E-W aligned regions forming a single extended F-type/beta-gamma
sunspot group. 1618 was the source of C-class activity since the
last message. The largest event in the past 24 hours was
an M1.7 at 11/20/12:38 UT. Its source was a region beyond the
northwestern limb. C-class events expected with the chance of
an isolated M-class event in the next 24 hour period.
The position of NOAA 1618 on November 20 at 14:00 UT is:
N09E16 (Solar X = -266", Solar Y = 118")
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 1619, N10W05, has stabilized displaying
a D-type/beta sunspot group. It produced one minor C-class
event in the past 24 hours. NOAA 1618, N08E29, has added
a significant number of small spots overnight. NOAA 1618 is
composed of a cluster regions aligned east-west forming a
single E-type/beta-gamma sunspot group. The region is currently
in growth phase with bright plage. 1618 was the source of
a C7.0 event at 11/19/02:28 UT. Additional C-class events expected
with a chance of an isolated M-class event in the next 24 hour period.
The position of NOAA 1618 on November 19 at 14:00 UT is:
N08E29 (Solar X = -467", Solar Y = 102")
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 1613, S24W27, has decayed significantly
and was mostly quiescent only producing two C-class events.
The largest was a C2.8 at 11/17/18:08 UT. Recently emerged
NOAA 1619, N10E08, is developing rapidly. It has a strong
arch-type filament system with bright plage. It is currently
classified as a D-type/beta-gamma region. It was the source
of a C4.3 event at 11/18/13:07 UT. We'll switch the target to
NOAA 1619 today. Additional C-class events expected with
even an isolated M-class event possible in the next 24 hour period.
The position of NOAA 1619 on November 18 at UT is:
N10E08 (Solar X = -133", Solar Y = 129")
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 x-ray background flux is at the B4 level.
NOAA regions 1610,1613,1614, and 1615 all produced C-class
events since the last message. The target region (NOAA 1613)
added a few tiny spots. 1613 has a C-type sunspot group with
a beta-gamma magnetic configuration. A region in advanced
decay phase located at N09E63 has a reversed polarity
A-type/alpha sunspot group with mixed non-spot polarities.
Target region 1613 and all of the other above mentioned regions
are capable of producing a C-class event in the next 24 hour period.
The position of NOAA 1613 on November 17 at 14:00 UT is:
S23W13 (Solar X = 201", Solar Y = -418")
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,
Activity is a moderate to low levels with a number of B and C class events
occurring in the past 24 hours. NOAA 1613 continues to decay and has been
down graded to a beta class region. Despite this, it continues to be the
most flare productive and will remain the target of opportunity for today.
B and C class activity is probable
The position of NOAA 1613 on 16-Nov-2012 14:00 UT is:
S24W00 ( 0", -436" )
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,
Claire Raftery (SSL, UC Berkeley)
Dear RHESSI Collaborators,
Solar activity has reduced somewhat, with the largest event in the past 24
hours being a C6, produced by NOAA 1610. Regions 1610, 1611, 1613, 1614 and
1615 are all producing low level events. Many of the small surrounding
spots of 1613 - the focus of the major flare watch earlier this week - are
fragmenting. However, the main sunspot is maintaining its D-type
characterization and is still classified beta-gamma-delta. This will
remains today's target, with continued C class flares probable, and a slim
chance of another M class event.
The position of NOAA 1613 on 15-Nov-2012 14:00 at UT is:
S23E10 ( -155", -422" )
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,
Claire Raftery (SSL, UC Berkeley)