Dear RHESSI Collaborators,
Solar activity remains at a low level today. NOAA 11185/11186 produced
a number of B class flares yesterday, along with one B9 flare that
occurred off the east limb. NOAA 11185, 11186 and 11189 are now
magnetically connected, with bright coronal loop structures joining
them. These regions will be today's target and there continues to a
chance of C class activity.
The position of NOAA 11186 on 11-Apr-2011 15:30 UT is:
N23W03 ( 46", 464" )
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,
There was a single C1.3 class flare produced yesterday by NOAA 11184,
now on the west limb. However, given the longitude of that region, we
will continue with NOAA 11186 as our target of choice as it approaches
the meridian. This beta classification region is displaying some
polarity mixing, though could also be in its decay phase. It is
located within ~20' of two other active regions. Their close proximity
may result in some activity today although flares above C class are
unlikely.
The position of NOAA 11186 on 10-Apr-2011 10:30 UT is:
N23E12 ( -183", 463" )
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 continues to remain at low levels. There have been no
>B class flares in the past 24 hours. There are a cluster of active
regions in the northern hemisphere, just to the east of the meridian,
including NOAA 11185, 11186 and now 11189. In the hopes that their
reasonably close proximity produces some activity, today's target will
continue to be be NOAA 11186, the largest and most easterly AR in the
group.
The position of NOAA 11186 on 9-Apr-2011 17:30 UT is:
N22E27 ( - 403", 442" )
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 is very low today despite there being five numbered
active regions on disk. There is very little possibility of any
flaring active above C-class. Todays target will continue to be NOAA
11186 which has not evolved significantly in the past 24 hours.
The position of NOAA 11186 on 8-Apr-2011 17:30 UT is:
N22E34 ( - 497", 437" )
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,
There were four small C-class flares in the past 24 hours, all of
which occurred in regions on or close to the east limb. In the coming
days former NOAA 11172/11175 will rotate back onto the disk. These
regions, currently on the east limb, produced at least two of the C
class flares and one CME in the past 24 hours. In addition, the
recently numbered NOAA 11186 is displaying complex magnetic topology
and was the source of a number of the recent flares. This will become
the target of choice for today with a chance of further C class
activity.
The position of NOAA 11186 on 7-Apr-2011 at 17:30 UT is:
N22E48 ( - 661", 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)
Dear RHESSI Collaborators,
Solar activity has not changed in the past 24 hours with no flares
above C class occurring. NOAA 11184 has begun to fragment, in
particular the trailing spot, but will continue to be today's target
of choice. There is a small possibility of C class activity today.
The position of NOAA 11184 on 6-Apr-2011 09:30 UT is:
N15W32 ( 489", 334" )
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,
Quiet conditions continue today. There are now five numbered active
regions on the disk, with the arrival of NOAA 11185 on the west limb.
Background is still at B class level. NOAA 11184 has not grown
significantly in the past 24 hours but may still be capable of
producing some C-class activity.
The position of NOAA 11184 on 5-Apr-2011 at 13:06 UT is:
N17W21
(329",374")
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 remains unchanged. The largest flare that occurred
yesterday was a C1.2 flare produced by NOAA 11183. Today's target will
change to NOAA 11184 - a region that has emerged and grown
significantly over the past 48 hours, and is currently located close
to the central meridian. With background levels at B class, this beta
region may produce some C class activity today.
The position of NOAA 11184 on 4-Apr-2011 at 15:30 UT is:
N18W08, ( 127", 396" )
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,
Quiet-Sun conditions continue. The target region NOAA 11183 has
remained quiescent and unchanged since the last message. Isolated,
low-level events possible.
The position of NOAA 11183 on 3-Apr-2011 at 04:30 UT is:
N15W15, ( 240", 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)
Dear RHESSI Collaborators,
Solar activity remains low with no activity above C-level over the
past 24 hours. The target region NOAA 11183 has undergone some minor
flux emergence but retains its beta configuration. Slight chance of an
isolated C-class flare.
The position of NOAA 11183 on 2-Apr-2011 at 04:30 UT is:
N17W02, ( 32", 384" )
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)