Good morning/evening folks Solar wind speed: 614.0 km/sec - TopicsExpress



          

Good morning/evening folks Solar wind speed: 614.0 km/sec density: 1.2 protons/cm3 Solar activity during the past 24 hours was moderate with four M-Class solar flares observed. A total of five M-Flares were observed on Monday. All of the activity was centered around big sunspot 2192 which continues to transit the southeast quadrant. The largest of these events was an M4.5 flare peaking at 16:37 UTC. None of the flares generated a noteworthy coronal mass ejection (CME). Region 2192 contained a compact line between positive and negative magnetic polarity within the center of the group, however that line looks to have decayed somewhat. Despite this, 2192 remains a large, complex region that continues to evolve and will remain a threat for a moderate to strong solar flare on Tuesday. All other visible Earth facing regions, including newly numbered sunspot 2194 remain stable for the time being. An active region located just beyond the northeast limb is producing at least high level C-Flares and will begin to rotate into view during the next 24-48 hours. A prolonged period of enhanced geomagnetic activity, including a brief period of minor (G1) storming was observed on Monday thanks to an elevated solar wind stream containing sectors of southward Bz. Sky watchers at high latitudes should remain alert for visual aurora during the next 24 hours as periods of enhanced activity will still be possible. As mentioned in my previous update yesterday, an active region currently located behind the northeast limb has been producing detectable X-Ray activity during the past 24 hours. The X-Ray Telescope (XRT) on board the Japanese Hinode spacecraft captured one of these flares on Monday afternoon. The possible sunspot region will begin to turn into view during the next couple of days.
Posted on: Tue, 21 Oct 2014 13:09:41 +0000

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