LMSAL >> Sungate >> Heliophysics Events Knowledgebase

Recent Events Reported by Observers

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Detected by cheung, Submitted at 2014-01-17T01:55:43
2014-01-13T04:30:03 --> 2014-01-13T09:45:03
This on disk filament seems to lift off at the same time as a smaller filament on the east limb. Thereafter, another filament in the northwestern limb lifts off.

Movie

Detected by weiliu, Submitted at 2014-01-10T23:19:28
2013-12-17T02:30:03 --> 2013-12-17T18:15:03
A filament next to an active region gradually evolves until some high speed mass flow toward its two ends depletes the material.

Movie

Detected by weiliu, Submitted at 2014-01-10T23:13:38
2013-12-17T02:30:03 --> 2013-12-17T19:30:03
Recurrent surges from the active region on the east limb.

Movie

Detected by halocme, Submitted at 2014-01-09T08:57:05
2014-01-07T17:50:23 --> 2014-01-07T19:50:23
This is a major eruption with a very fast (>2000 km/s) CME. The LCPF is faster than 1000 km/s as measured laterally. It interacted with quiescent regions near the south pole after the CME passed beyond the limb.

Movie

Detected by halocme, Submitted at 2014-01-09T08:57:04
2014-01-07T17:50:23 --> 2014-01-07T19:50:23
This is a major eruption with a very fast (>2000 km/s) CME. The LCPF is faster than 1000 km/s as measured laterally. It interacted with quiescent regions near the south pole after the CME passed beyond the limb.

Movie

Detected by halocme, Submitted at 2014-01-09T08:48:15
2013-12-25T16:30:35 --> 2013-12-25T18:00:35
Following a small-scale eruption, larger-scale loops are pushed sideways. This seems to correspond to an unimpressive CME observed at 18:00 UT.

Movie

Detected by halocme, Submitted at 2014-01-09T08:38:11
2013-12-24T09:15:35 --> 2013-12-24T11:15:35
As the prominence erupts, it appears to deflect southward. The prominence itself seems to have complex internal structures.

Movie

Detected by halocme, Submitted at 2014-01-09T08:27:02
2013-12-24T02:50:23 --> 2013-12-24T05:00:23
This is again searched from CME observations. The source region could be far behind the limb.

Movie

Detected by halocme, Submitted at 2014-01-09T08:15:50
2013-12-24T01:30:35 --> 2013-12-24T03:10:35
Because of a LASCO CME, we know something occurred around the position angle of 240 degrees (measured counterclockwise from the north pole). In this case the eruption was clearly on the far side. The most apparent signature is oscillations of coronal structures.

Movie

Detected by halocme, Submitted at 2014-01-09T08:15:49
2013-12-24T01:30:35 --> 2013-12-24T03:10:35
Because of a LASCO CME, we know something occurred around the position angle of 240 degrees (measured counterclockwise from the north pole). In this case the eruption was clearly on the far side. The most apparent signature is oscillations of coronal structures.

Movie

Detected by halocme, Submitted at 2014-01-09T08:05:06
2013-12-23T07:00:35 --> 2013-12-23T20:00:35
The north and south polar regions seem to host prominence activities in this time frame.

Movie

Detected by halocme, Submitted at 2014-01-09T07:59:06
2013-12-23T07:20:23 --> 2013-12-23T10:00:23
This prominence eruption suggests the presence of helical structures at both high and low altitudes. The associated CME was narrow but of flux-rope type.

Movie

Detected by halocme, Submitted at 2014-01-09T07:44:34
2013-12-22T18:00:03 --> 2013-12-23T03:00:03
This seems to be a prominence close to the north pole, indicating the presence of mixed polarity. No corresponding signatures are found in lower latitude regions.

Movie

Detected by halocme, Submitted at 2014-01-09T07:37:00
2013-12-22T23:50:23 --> 2013-12-23T01:20:23
This flare is again characterized by the surge-like ejection, dark in 211 A and 171 A. It was immediately followed by a M-class flare somewhere else, and not registered as a separate event. A bright CME was associated, which started narrow but later became extended.

Movie

Detected by halocme, Submitted at 2014-01-09T07:37:00
2013-12-22T23:50:23 --> 2013-12-23T01:20:23
This flare is again characterized by the surge-like ejection, dark in 211 A and 171 A. It was immediately followed by a M-class flare somewhere else, and not registered as a separate event. A bright CME was associated, which started narrow but later became extended.

Movie

Detected by halocme, Submitted at 2014-01-09T07:20:58
2013-12-22T18:50:23 --> 2013-12-22T21:00:23
This C6.1 flare is characterized by fast collimated ejections. A narrow (not flux-rope type) CME was already observed by LASCO at 19:48 UT.

Movie

Detected by halocme, Submitted at 2014-01-09T07:20:58
2013-12-22T18:50:23 --> 2013-12-22T21:00:23
This C6.1 flare is characterized by fast collimated ejections. A narrow (not flux-rope type) CME was already observed by LASCO at 19:48 UT.

Movie

Detected by halocme, Submitted at 2015-05-11T20:16:22
2013-12-22T04:30:35 --> 2013-12-22T07:00:35
The eruption seems to be bounced back twice. The coronal response seems to be minimal.

Movie

Detected by halocme, Submitted at 2014-01-09T07:03:36
2013-12-22T01:45:35 --> 2013-12-22T07:25:35
The impression of tumbling motions may just come from ejection of material from one leg of the prominence to the other. It is not clear how high the morions reach.

Movie

Detected by halocme, Submitted at 2015-05-11T20:16:22
2013-12-21T03:20:23 --> 2013-12-21T05:00:23
This is presumably originates from behind the limb. Part of the prominence is seen bright in 171 A and 211 A indicating that it heats up during the eruption. Other smooth structures are seen primarily in 304 A. The response of the overlying structure (e.g., dimming) is very small.

Movie

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