Solar activity - page 16

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SDO - Comparing solar activity levels

SDO released one-month videos of comparin the Sun's activity from periods about 2.5 years apart, with remarkable increase in solar activity seen. The video from October, 2010  sets it next to video from May, 2013 in the SDO's 171 Angstrom wavelength

June 26, 2013

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Impulsive M2.9 solar flare erupted from eastern limb

Moderate M2.9 solar flare erupted at 20:56 UTC on June 23, 2013. The event started at 20:48 UTC and ended at 20:59 UTC. The flare originated from Active Region 1778 that just emerged at eastern limb. M2.9 solar flare recorded by SDO's EVE and GOES X-Ray

June 23, 2013

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Moderate solar flare measuring M2.9 erupted from Region 1777

A moderate solar flare registered as M2.9, at the peak time, erupted from Region 1777 on June 21, 2013. The event started at 02:30 and peaked at 03:14 UTC. A Type IV Radio Emission was associated with the event. Type IV emissions occur in association with

June 21, 2013

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Farside eruption generated bright Coronal Mass Ejection (CME)

STEREO Ahead COR 2 recorded farside eruption that produced bright Coronal Mass Ejection (CME). A new active region transiting the farside will rotate into Earthside later this week.This CME was directed away from Earth and pose no danger to our

June 16, 2013

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Moderate solar flare reaching M5.9 erupted from AR 1762

Moderate M5.9 solar flare erupted from decaying Actve Region 1762 at 22:49 UTC on June 7, 2013. The event started at 22:11 UTC and ended at 23:04 UTC. This eruption hurled Coronal Mass Ejection (CME) into space, but considering the location of eruption, the plasma

June 08, 2013

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Moderate solar flare reaching M1.3 erupted from Region 1762

A moderate solar flare reaching M1.31 erupted from Region 1762 on June 5, 2013. The event peaked at 08:58 UTC. The source was AR 1762 located on the western limb. AR 1762 is still classified with Beta-Gamma-Delta magnetic configuration and will soon rotate

June 05, 2013

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C9.5 solar flare erupted from Sunspot 1762, geomagnetic activity subsided

Nearly M-class solar flare was released from Active Region 1762 in the southern hemisphere. Strong C9.5 flare erupted at 07:25 UTC on June 3, 2013. The event started at 07:03, peaked at 07:25 UTC and ended at 07:42 UTC. GOES X-Ray flux shows C9.5 solar flare on

June 03, 2013

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M1.0 solar flare erupted from AR 1760

Impressive M1.0 solar flare erupted at 20:00 UTC on May 31, 2013. Event started at 19:52 UTC and ended at 20:06 UTC. The source of eruption was Active Region 1760. This region is small but appears to have a large amount of shear in the central spot. M1.0 solar

May 31, 2013

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Strong solar flare reaching M5.0 erupted from Region 1745 - CME released

A strong solar flare reaching M5.0 erupted on May 22, 2013 from Beta classified Region 1745 located on the western limb of the Sun. The event started at 12:30, peaked at 13:38 UTC and ended at 14:26. Associated with the event was a Type II and Type

May 22, 2013

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Old Sunspot 1731 erupted with M1.7 solar flare - May 20, 2013

A moderate solar flare peaking at M1.7 was observed off the east limb around >Returning Sunspot 1731 located off the east limb produced moderate M1.7 solar flare at 05:25 UTC on May 20, 2013. Sunspot 1731 will begin to rotate back into view within the next 24

May 20, 2013

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Major G2 geomagnetic storm conditions expected as CME sweeps past Earth

NOAA/SWPC reported passage of an interplanetary shock, recorded by ACE spacecraft. The CME-driven shock was first seen at 22:21 UTC on May 19, 2013, a bit later than forecasters had predicted. A Geomagnetic Sudden Impulse was recorded at 23:11 UTC. This

May 20, 2013

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G1 (Minor) Geomagnetic Storm in progress - May 18, 2013

G1 (Minor) Geomagnetic Storm conditions are now occurring due to the arrival of the CME from May 15, 2013. During G1 Geomagnetic Storm, weak power grid fluctuations can occur, minor impact on satellite operations is possible, aurora is commonly

May 18, 2013

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Another moderate solar flare M3.2 from Region 1748, CME detected

Moderate solar flare measuring M3.2 erupted from Region 1748 on May 17, 2013 peaking at 08:57 UTC. A type II and IV radio emissions were associated with the event. Type IV emissions occur in association with major eruptions on the Sun and are typically

May 17, 2013

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Moderate M1.3 solar flare from Region 1748. Slight chance for minor geomagnetic storming today

Active Region 1748 erupted with moderate solar flare measuring M1.3 at 21:53 UTC on May 16, 2013. This was another noticeable activity from this region after 4 X-class flares erupted on May 13/14. (X1.7 and X2.8 on May 13th, X3.2 and X1.2 on May 14th) This

May 17, 2013

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Fourth major solar flare in 48 hours - X1.2 peaked at 1:47 UTC today

On May 15, 2013 at 1:25 UTC another major solar flare started. The event peaked at 1:47 UTC as an X1.2 solar flare. It was associated with Type II and IV radio emission and a 10cm Radio Burst (Ten Flare) measuring 490 sfu. Type IV emissions occur in

May 15, 2013

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Third major X-class solar flare in 24 hours - X3.2 on May 14, 2013

Solar activity increased rapidly in the past two days with three M-class and three major X-class solar events. The latest recorded is the strongest flare so far this year, recorded as X3.2 on May 14, 2013 at 01:17 UTC.  This event was associated with Type II and

May 14, 2013

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Second major solar flare today - Solar flare measuring X2.86 peaked at 16:05 UTC

The Sun is showing real solar-maximum-like activity today. After 2 moderate solar flares last night, an X1.7 erupted at 02:15 UTC. It was followed by another M-class at 12:03 UTC and numerous C-class flares. At 15:48 UTC, on May 13,

May 13, 2013