Dear RHESSI Collaborators,
Solar activity is at a very low level. Newly emerged NOAA region 11693
has shown signs of decay. Yesterday's target NOAA region 11691 gained
some weak trailing spots, but the leading spot has begun to fragment.
NOAA region 11689 has emerged several trailing and intermediate spots,
while the leading spots have undergone substantial elongation over the
past 24 hours. This region has altered in classification by NOAA from
a beta/D-type to a beta/E-type sunspot group. NOAA 11689 produced the
largest flare in the previous 24 hours -- a B4.8 flare on 10-Mar-2013
at 15:00 UT. Further B-class activity is probable, with a small chance
of a low C-class flare.
The position of NOAA 11689 on 10-Mar-2013 at 14:00 UT is:
S19W19, ( 293", -204" )
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,
Paul Higgins (Trinity College Dublin) and
Shaun Bloomfield (Trinity College Dublin)
Dear RHESSI Collaborators,
Solar activity is at a very low level. The sunspot coming on to the
disk at the North-East limb has been designated NOAA region 11692
and remains quiet. Two small emerging flux regions have appeared in
the South-West quadrant, but have not produced sunspots. A larger
emerging flux region in the North-West quadrant has produced a weak
sunspot pair, but shows little EUV activity. NOAA region 11691 has
undergone the emergence of some intermediate spots that appear to
be already decaying. The largest flare in the previous 24 hours was
a B6.7 on 10-Mar-2013 at 02:19 UT that was produced by NOAA 11691.
Further B-class activity is expected, with a small chance for a low
C-class event.
The position of NOAA 11691 on 10-Mar-2013 at 13:00 UT is:
N12E24, ( -391", 309" )
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,
Paul Higgins (Trinity College Dublin) and
Shaun Bloomfield (Trinity College Dublin)
Dear RHESSI Collaborators,
Solar activity is at a very low level. The largest flare in the past
24 hours was produced by NOAA region 11684 at the North West limb (a
B6.8 on 8-Mar-2013 at 16:36 UT). A well defined sunspot is rotating
over the East limb at approximately 10 degrees North, but has shown
little sign of EUV activity. Yesterday's target has been designated
as NOAA region 11691 (N.B. the incorrect Heliographic latitude was
issued in yesterday's message; it should have been N12 rather than
N22). This region is currently classified by NOAA as a beta/C-type
sunspot group, but shows some signs of a mixed-polarity beta-gamma
magnetic configuration. Further B-class activity is probable, with
a small chance for a low C-class flare.
The position of NOAA 11691 on 9-Mar-2013 at 15:00 UT is:
N12E38, ( -580", 294" )
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,
Paul Higgins (Trinity College Dublin) and
Shaun Bloomfield (Trinity College Dublin)
Dear RHESSI Collaborators,
Solar activity is at a very low level. NOAA region 11686 was
the source of the largest flare in the last 24 hours (a C1.5
flare on 7-Mar-2013), but has now rotated to the limb. NOAA
11689 shows signs of decay in its trailing and intermediate
spots, while the leading spot has become more compact. This
region is classified as a beta/E-type sunspot group, but has
produced no flares in the previous 24 hours (the B7.3 flare
on 7-Mar-2013 at 01:18 UT has since been attributed to NOAA
11684). The target will change to a new region that has been
rapidly emerging in the North East quadrant over the previous
~12 hours. B-class activity is probable, with a small chance
for low C-class events.
The approximate position of this region on 8-Mar-2013 at 14:00 UT is:
N22E51, ( -698", 431" )
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,
Shaun Bloomfield (Trinity College Dublin) and
Paul Higgins (Trinity College Dublin)
Dear RHESSI Collaborators,
Solar activity is at a very low level. Yesterday's target NOAA region
11686 has produced no further activity as it continues to approach the
limb. NOAA 11689 has grown in spot area and number of spots within the
past 24 hours and is classified by NOAA as a beta/C-type sunspot group.
This region has developed several small spots within its leading spot
group including one of opposite polarity to the other spots, indicating
that the region is now a beta-gamma magnetic classification. NOAA 11689
was the source of the largest flare since yesterday's message -- a B7.3
flare on 7-Mar-2013 at 01:18 UT. Further B-class activity is probable,
with a small chance for a low C-class event.
The position of NOAA 11689 on 7-Mar-2013 at 14:30 UT is:
S20E33, ( -498", -233" )
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,
Shaun Bloomfield (Trinity College Dublin) and
Paul Higgins (Trinity College Dublin)
Dear RHESSI Collaborators,
The level of solar activity is low. NOAA 11686 has increased in
spot area, number of spots, and complexity in the past 24 hours.
This region has been reclassified by NOAA as a beta-gamma/D-type
sunspot group. NOAA region 11686 has continued to produce several
B-class events and a C1.1 flare (on 5-Mar-2013 at 20:38 UT) since
the M1.2 flare on 5-Mar-2013 at 07:47 UT. More B-class activity is
expected, with a chance for low C-class events.
The position of NOAA 11686 on 6-Mar-2013 at 14:30 UT is:
S14W67, ( 865", -186" )
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,
Shaun Bloomfield (Trinity College Dublin) and
Paul Higgins (Trinity College Dublin)
Dear RHESSI Collaborators,
Solar activity is generally at a low level. Yesterday's newly numbered
region NOAA 11686 has continued emerging new magnetic flux. This region
is classified by NOAA as a beta/D-type sunspot group, but looks to have
a beta-gamma magnetic classification. NOAA 11686 has produced several
B-class events in the previous 24 hours, in addition to an M1.2 flare
on 5-Mar-2013 at 07:47 UT. Further B-class activity is expected, with
a chance for some high C-class events or an isolated low M-class event.
The position of NOAA 11686 on 5-Mar-2013 at 14:30 UT is:
S13W54, ( 764", -146" )
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,
Shaun Bloomfield (Trinity College Dublin)
Dear RHESSI Collaborators,
Solar activity is at a very low level. NOAA region 11683 has been
re-classified by NOAA as a beta/E-type sunspot group. Yesterday's
target near the North East limb is now designated as region 11687
and classified by NOAA as a beta/C-type sunspot group. NOAA 11687
has remained somewhat active, producing the largest flare in the
past 24 hours (a B4.4 on 4-Mar-2013 at 06:57 UT). Further B-class
activity is expected, with a small chance for a low C-class event.
The position of NOAA 11687 on 4-Mar-2013 at 14:00 UT is:
N06E57, ( -811", 166" )
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,
Shaun Bloomfield (Trinity College Dublin)
Dear RHESSI Collaborators,
The level of solar activity remains very low. NOAA region 11682 has
continued in decay phase and was reclassified by NOAA as a beta/D-type
sunspot group. In contrast, NOAA region 11683 stabilized in the past
24 hours and was reclassified as a beta-gamma/E-type sunspot group. A
new region is emerging in the South West quadrant, while yesterday's
target region continues rotating over the North East limb. This region
remains too close to the limb to determine a magnetic classification,
but has shown several surges after two low C-class flares yesterday.
B-class activity is expected, with a chance of a low C-class event.
The approximate position of this region on 3-Mar-2013 at 14:00 UT is:
N08E75, ( -927", 164" )
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,
Shaun Bloomfield (Trinity College Dublin)
Dear RHESSI Collaborators,
Solar activity is at a very low level. NOAA regions 11682 and 11683
have shown signs of decay, with 11682 maintaining a beta-gamma/D-type
sunspot group designation from NOAA. A new region rotating over the
North East limb was the source of two C-class flares in the past 24
hours (a C1.9 on 2-Mar-2013 at 14:59 UT and a C1.6 on 2-Mar-2013 at
18:36 UT). B-class activity is expected, with a chance of further low
C-class events from the new limb region.
The approximate position of this region on 2-Mar-2013 at 20:30 UT is:
N08E87, ( -957", 140" )
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,
Shaun Bloomfield (Trinity College Dublin)