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Sun, Earth
by Danube
Time data, photos regarding the occurence of M-class or stronger solar flares, Kp5-level or greater geomagnetic storm activity, big or slow solar wind speed, etc. Possibly about some quakes, volcano activity
2017/11/20
At the end of the day geomagnetic field had an isolated active period due to the high-speed stream (HSS) which may enhanced solar wind speeds and as a consequence increased geo-activity.
Near 23:30 UT the total IMF strength increased and reached 15 nT.
by day's end the solar wind speed increased to near 430 km/s.
Solar wind speed was about 330-350 km/s;
18:51 UTC: magnitude 6.0 quake - 6 km depth - 194 km South-east of Mata-Utu, Wallis and Futuna; 197 km North-west of Hihifo, Tonga; 363 km west-southwest of Apia, Samoa; 465 km West of Tafuna, American Samoa. See also: seismotectonics of the Eastern margin of the Australia Plate.
18:20 UT: a maximum electron flux of 3,310 pfu.
The greater than 2 MeV electron flux was moderate to high:
after 16:00 UT the Bz component underwent brief and intermittent southward direction shifts.
Before 16:00 UT the Bz component underwent mainly weak deviations most of the period;
Until after 14:00 UT total IMF strength was 1 nT to 4 nT, when the IMF strength increased.
00:09 UTC: magnitude 5.8 submarine quake - 10 km depth - 88 km East of Tadine, New Caledonia. See also: seismotectonics of the Eastern margin of the Australia Plate.
Very low solar activity. Spotless visible solar disk. No Earth-directed CMEs.
A recurrent equatorial positive polarity coronal hole positioned in the Western hemisphere of the Sun at -7+3 - -6-1 North-norteast - south-southeast position.
Slow solar wind regime followed by onset of a CIR ahead of the isolated positive polarity coronal hole high speed stream (CH HSS).
The phi angle was primarily positive (away from Sun).
Geomagnetic field: quiet to unsettled.
(Update -): Aira volcano, Kyushu, Japan (elevation: 1117 m): events at Minamidake summit crater of Aira Caldera’s Sakurajima volcano occasionally. Crater incandescence visible at night. The Alert Level remained at 3 (on a 5-level scale). (- updated)
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): see the 15 November data.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 15 November data.
(Update -): Ebeko volcano, Severo-Kurilsk (Paramushir Island), Russia (elevation: 1103 m): about 7 km East of Ebeko, explosions generated ash plumes that rose as high as 2 km. The Aviation Color Code remained at Orange. (- updated).
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 16 November data.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): see the 13 November data.
(Update -): Sabancaya volcano, Peru (elevation: 5960 m): per day an average of 78 explosions. Seismicity, dominated by long-period events, with signals indicating emissions. Gas-and-ash plumes rose more than 4 km above the crater rim and drifted 50 km North-east, North, and North-west. Thermal anomalies. The public should not to approach the crater within a 12-km radius. Explosive activity slightly decreased compared to the previous week.
Sheveluch volcano, Central Kamchatka, Russia (elevation: 3283 m): see the 18 November data. (- updated) .
2017/11/19
About 23:30 UT the Phi angle became variable, switching between both positive and negative sectors.
22:43 UTC: magnitude 7.0 submarine quake - 10 km depth - 86 km East-northeast of Tadine, New Caledonia. See also: seismotectonics of the Eastern margin of the Australia Plate.
16:08 UTC: magnitude 5.9 submarine quake - 10 km depth - 74 km east-northeast of Tadine, New Caledonia. See also: seismotectonics of the Eastern margin of the Australia Plate.
15:09 UTC: magnitude 6.6 submarine quake - 14 km depth - 68 km East of Tadine, New Caledonia. See also: seismotectonics of the Eastern margin of the Australia Plate.
at 14:30 UT with a peak flux of 1,480 pfu.
The greater than 2 MeV electron flux was at normal to high levels;
for the second half of the day back to the positive sector.
For the first half of the day Phi angle was variable with a transition from the positive to the negative sector and
09:25 UTC: magnitude 6.4 submarine quake - 25 km depth - 75 km East of Tadine, New Caledonia. See also: seismotectonics of the Eastern margin of the Australia Plate.
Very low solar activity. No Earth-directed CMEs.
Total magnetic field strength fluctuated between 0 nT and +5 nT.
No significant periods of southward Bz.
Bz component between +3 nT and -2 nT.
Solar wind speeds decreased from 400 km/s to about 340 km/s.
Geomagnetic field: quiet to unsettled.
Aira volcano, Kyushu, Japan (elevation: 1117 m): see the 17 November data.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): see the 15 November data.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 15 November data.
Great Sitkin volcano, Andreanof Islands, USA (elevation: 1740 m): a light-colored vapor plume rising about 300 m above the vent and drifting 15-20 km South.
Since June 2017 seismicity of Great Sitkin volcano increased notably. Earthquakes less than magnitude 1 occurred below the summit or offshore the North-west coast of the island, 30 km below sea level.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 16 November data.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): see the 13 November data.
Sabancaya volcano, Peru (elevation: 5960 m): see the 18 November data.
Sinabung volcano, Indonesia (elevation: 2460 m): ash plumes rose about 4-5 km and drifted South-west. See also the 18 November data.
2017/11/18
About 18:40 UTC a blazing fireball lit up the dark skies of Arctic Finland for five seconds. It could also be seen in northern Norway and in Russia's Kola peninsula. The meteorite produced a blast wave that felt like an explosion. It might have weighed about 100 kilograms. The Norwegian meteorite network said the fireball had the glow of 100 full Moons and likely was going northeast, perhaps to the Norwegian peninsula of Varanger. (Source: Yahoo)
18:36 UTC: magnitude 5.5 quake - 27 km depth - 76 km North of Tobelo, Indonesia. See also: seismotectonics of the Philippine Sea and vicinity.
at 17:00 UT its peak flux was of 2,355 pfu.
The greater than 2 MeV electron flux was at moderate to high levels;
16:07 UTC: magnitude 5.9 submarine quake - 21 km depth - 73 km North-northeast of Tobelo, Indonesia. See also: seismotectonics of the Philippine Sea and vicinity.
Very low solar activity. Sunspot numbered 2687 continued to decay. No Earth-directed coronal mass ejections (CMEs).
Total magnetic field strength (Bt) between 2 nT and 4 nT.
The Bz component was variable: between -3 nT and +3 nT.
Solar wind speeds declined from 450 km/s to about 380 km/s.
Phi angle was predominantly positive.
Quiet geomagnetic field.
Aira volcano, Kyushu, Japan (elevation: 1117 m): see the 17 November data.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): see the 15 November data.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 15 November data.
Ebeko volcano, Severo-Kurilsk (Paramushir Island), Russia (elevation: 1103 m): about 7 km East of Ebeko, explosions generated ash plumes that rose as high as 2 km. The Aviation Color Code: Orange.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 16 November data.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): see the 16 November data.
Sabancaya volcano, Peru (elevation: 5960 m): gas-and-ash plumes rose 4 km above the crater rim and drifted 40 km North-west.
Sheveluch volcano, Central Kamchatka, Russia (elevation: 3283 m): thermal anomaly. The Aviation Color Code remained at Orange.
Sinabung volcano, Indonesia (elevation: 2460 m): ash plumes rose about 4-5 km and drifted South-west.
for the past few days Oraefajokull's seismic activity was low. Uncertainty about how the situation will evolve.
about a week, at Oraefajokull volcano a sulfur odor had been reported, but
For the last few months at Oraefajokull volcano, Iceland (elevation: 2010 m) an increase in the seismic activity was recorded;
Prediction: tomorrow a CIR is expected ahead of a positive polarity coronal hole high speed stream (CH HSS). Solar wind enhancements are expected to persist over 20 November.
2017/11/17
22:34 UTC: magnitude 6.3 quake - 10 km depth - 58 km North-east of Nyingchi, China; 185 km North of Along, India. See also: seismotectonics of the Himalaya and vicinity.
00:28 UT: the peak of an impulsive B6-class flare from Region 2687.
Very low solar activity.
The relatively simple, active sunspot region numbered 2687 on the visible solar disc; it maintains a beta configuration .
The greater than 2 MeV electron flux at moderate to high levels.
Enhanced solar wind due to the persistent effects of the recurrent coronal hole high speed stream (CH HSS). Tt's speeds decreased from around 505 km/s to near 420 km/s.
Total magnetic field strength (Bt) fluctuated between 2-5 nT.
The Bz component varied between +/-4 nT.
Phi oriented in the positive sector.
The geomagnetic field at quiet to unsettled levels.
Aira volcano, Kyushu, Japan (elevation: 1117 m): very small events at Minamidake summit crater were occasionally detected. The Alert Level remained at 3 (on a 5-level scale).
Bagana volcano, Bougainville, Papua New Guinea (elevation: 1855 m): ash plumes rose to an altitude of 2 km and drifted West.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): see also the 15 November data.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 15 November data.
Ebeko volcano, Severo-Kurilsk (Paramushir Island), Russia (elevation: 1103 m): about 7 km East of Ebeko, explosions generated ash plumes that rose as high as 2 km. Orange Aviation Color Code.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 15 November data.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): see the 16 November data.
Sabancaya volcano, Peru (elevation: 5960 m): gas-and-ash plumes rose 4 km above the crater rim and drifted 40 km North.
Sheveluch volcano, Central Kamchatka, Russia (elevation: 3283 m): thermal anomaly, The Aviation Color Code at Orange.
Sinabung volcano, Indonesia (elevation: 2460 m): ash plumes rose about 4-5 km and drifted West. See also the 15 November data.
Previous week within the caldera of Oraefajokull volcano, Iceland (elevation: 2010 m) about 1 km in diameter and 15-20 m deep new ice cauldron had formed. It signified a recent increase in geothermal activity.
2017/11/16
at 20:12 UT an associated CME of 18:13 UT event was observed. No Earth-directed component was present.
Up to 18:58 UT no earthward directed CMEs;
At about 18:13 UT a disappearing solar filament lifting off;
09:43 UTC: magnitude 5.8 submarine quake - 80 km depth - 303 km South-east of Yokohama-shi, Japan.
07:03 UTC: magnitude 5.5 submarine quake - 10 km depth - 95 km East of Tadine, New Caledonia.
07:02 UTC: magnitude 5.9 submarine quake - 10 km depth - 81 km East of Tadine, New Caledonia.
In the early morning an equatorial coronal hole reached the central meridian of the visible solar disc. The fast solar wind associated with it is expected to arrive at the Earth on November 19.
Very low solar activity. One active region - numbered 2687 - on the visible solar disk. No C-class and above flares.
The solar wind speed varied between 450 km/s and 520 km/s, due to the effects of the recurrent coronal hole high speed stream (CH HSS).
The interplanetary magnetic field (IMF) Bt went from 10 nT to 2 nT.
The bz component varied between -7 nT +7 nT.
The geomagnetic field reached active levels for 6 hours.
A stream of solar wind associated with the low latitude extension of the southern polar coronal hole positioned at -4-2 - -3-7 North-west - South-east, which reached central meridian in the late evening of November 13, should reach Earth on November 17 evening.
Bagana volcano, Bougainville, Papua New Guinea (elevation: 1855 m): ash plumes rose to an altitude of 2 km and drifted South-southwest.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): see the 15 November data.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 15 November data.
Ebeko volcano, Severo-Kurilsk (Paramushir Island), Russia (elevation: 1103 m): about 7 km East of Ebeko, explosions on generated ash plumes that rose as high as 2 km. The Aviation Color Code remained at Orange (the second highest level on a four-color scale).
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): the lava lake continued to rise. See also the 15 November data.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): see the 13 November data.
Langila volcano, New Britain, Papua New Guinea (elevation: 1330 m): ash plumes rose to altitudes of 1-3 km and drifted South-west.
Sabancaya volcano, Peru (elevation: 5960 m): see the 15 november data.
Sinabung volcano, Indonesia (elevation: 2460 m): ash plumes rose about 4-5 km and drifted Northwest - West. See also the 15 November data.
2017/11/15
Bagana volcano, Bougainville, Papua New Guinea (elevation: 1855 m): ash plumes rose to an altitude of 2 km and drifted North, South-west.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): elevated surface temperatures in the summit crater sometimes, consistent with lava at or near the surface. No significant eruptive activity.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): ash plumes rose to altitudes of 2 km and drifted in multiple directions.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): the lava lake rise, fall, and spatter in Kilauea’s Overlook crater. Incandescence from long-active sources within Pu'u 'O'o Crater and from a small lava pond in a pit on the West side of the crater. Active surface lava flows above and on the pali, and on the coastal plain.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): see the 13 November data.
Langila volcano, New Britain, Papua New Guinea (elevation: 1330 m): ash plumes rose to altitudes of 1-3 km and drifted South.
Sabancaya volcano, Peru (elevation: 5960 m): gas-and-ash plumes rose 4 km above the crater rim and drifted 40 km Northeast-north. See also the 13 November data.
Sinabung volcano, Indonesia (elevation: 2460 m): ash plumes rose about 4-5 km and drifted North-west. The alert level remained at 4 (on a scale of 1-4).
00:24 UTC: magnitude 5.8 submarine quake - 134 km depth - 109 km West of Merizo Village, Guam; 323 km South-west of Saipan, Northern Mariana Islands.
Solar activity: N/A
2017/11/14
23:43 UTC: Aira volcano, Kyushu, Japan (elevation: 1117 m): another explosion at Minamidake summit crater occurred, generating a plume that rose more than 1 km above the crater rim. Sulfur dioxide flux measured that day was 1,400 tons per day.
18:44 UTC: magnitude 5.6 submarine quake - 2 km depth - 233 km East of Neiafu, Tonga.
09:55 UTC: Aira volcano, Kyushu, Japan (elevation: 1117 m): explosion at Showa Crater produced a plume that rose more than 1 km above the crater rim.
03:15 UTC: Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): a small explosion was recorded.
More solar activity: N/A
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): a small explosion occurred from a vent in the middle of the dome. The Aviation Color Code remained at Orange.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 13 November data.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): see the 13 November data.
Sabancaya volcano, Peru (elevation: 5960 m): See the 13 November data.
At about 00:48 UT sudden increase of the interplanetary magnetic field magnitude, density, temperature, solar wind speed, indicating arrival of a shock wave. The shock is probably associated with the large filament eruption, from the north-east quadrant of the Sun, which took place in the morning of November 10.
2017/11/13
22:07 UTC: Aira volcano, Kyushu, Japan (elevation: 1117 m): Minamidake summit crater at Aira Caldera’s Sakurajima volcano ejected material as far as 1 km. The explosion vibrated structures in Kagoshima and Miyazaki prefectures.
around 08:30 intensified; an ash plume rose 500 m above the crater rim and drifted South-west.
Before 07:30 UTC: Turrialba volcano, Costa Rica (elevation: 3340 m): ash emission began and
About a half hour before local sunrise Venus and Jupiter converged in the eastern sky. At closest approach the two bright planets were 0.3 degrees apart.
02:28 UTC: magnitude 6.5 quake - 20 km depth - 17 km South-east of Jaco, Costa Rica. See also: seismotectonics of the Caribbean Region and vicinity
Solar activity: N/A
Aira volcano, Kyushu, Japan (elevation: 1117 m): at Minamidake summit crater - at Aira Caldera’s Sakurajima volcano - a very small event occurred.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): see the 12 November data.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 12 November data.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 12 November data.
Kirishimayama volcano, Kyushu, Japan (elevation: 1700 m): activity at Shinmoedake, Shinmoe peak, a stratovolcano of the volcano group, continued to be slightly elevated. White plumes rose 200 m above the crater rim.
Novarupta volcano, United States (elevation: 841 m): a cloud of ash, resuspended by strong winds in the vicinity of Katmai and the Valley of Ten Thousand Smokes, was blown about 120 km South-east over Shelikof Strait and Kodiak Island at an altitude of up to 3 km. The ash was originally deposited during the Novarupta eruption in 1912.
Sabancaya volcano, Peru (elevation: 5960 m): explosive activity increased to an average of 82 explosions per day. Seismicity dominated by long-period events, with signals indicating emissions. Gas-and-ash plumes rose 4 km above the crater rim and drifted 40 km North-east. Thermal anomalies. High sulfur dioxide flux, at 3,103 tons per day. The public should not to approach the crater within a 12-km radius.
Sarychev Peak volcano, Matua Island, Russia (elevation: 1496 m): weak steam-and-gas emissions.
2017/11/12
22:24 UTC: magnitude 5.8 submarine quake - 9,5 km depth - 294 km East-southeast of Kamaishi, Japan. See also: seismotectonics of Japan and vicinity
18:18 UTC: magnitude 7.3 quake - 23 km depth - 25 km North-west of Tāzehābād, Iran; 32 km South of Halabjah, Iraq. See also: seismotectonics of the Middle East and vicinity.
15:05 UT: The greater than 2 MeV electron flux was at high (minor storm) levels with a maximum flux of 23,581 pfu.
00:56 UT -00:59 UT: Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): low-level emissions.
Very low solar activity. Spotless solar disk. No Earth-directed coronal mass ejections (CMEs).
Solar wind with declining influence of a positive polarity coronal hole high speed stream (CH HSS); speeds from around 550 km/s to around 420 km/s.
Total magnetic field strength between 2-4 nT.
The Bz component of IMF fluctuated between -3 nT and +3 nT.
No significant periods of sustained Bz south.
Phi angle predominantly positive.
Quiet geomagnetic field. Expected disturbed geomagnetic conditions are associated with the low latitude extend of the northern polar coronal hole which reached central meridian in the early morning of November 11 and should reach Earth on November 14-15.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): see the 11 November data
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): see the 11 November data.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): lava flow, originating from a vent on Pu'u 'O'o Crater's Eastern flank began reentering the ocean at Kamokuna.
Sabancaya volcano, Peru (elevation: 5960 m): gas-and-ash plumes rose 4 km above the crater rim and drifted 50 km South-east.
Sinabung volcano, Indonesia (elevation: 2460 m): see the 11 November data.
2017/11/11
17:00 UT: solar wind speed decreased to about 530 km/s, then the wind speeds started increase again.
14:35 UT: the greater than 2 MeV electron flux maintained at minor storm levels, with a maximum flux of 25,349 pfu.
00:36 UTC: magnitude 6.3 submarine quake - 10 km depth - in Ascension Island region, at a distance of 423 km South from Georgetown, Saint Helena; 1918 km South-southwest from Harper, Liberia; 1938 South-southwest from Tabou, Ivory Coast. See also the Atlantic ridge region between Brasil Basin and Angola Basin.
Quiet, very low solar activity, spotless visible solar disc. No Earth-directed coronal mass ejections (CMEs).
Earth is under the influence of the high speed solar wind stream flowing from the recurrent northern polar coronal hole located +8+1 - +5+5 on the solar disc; its extension oriented North-northwest - South-east. Solar wind is with waning influence from that positive polarity CH HSS. Its speed began the period about 645 km/s.
Total magnetic field strength ranged from 2 nT to 6 nT.
Periods of sustained southward Bz component of interplanetary magnetic field (IMF);which fluctuated between -2 nT and +4 nT.
The phi angle predominantly positive.
The geomagnetic field at quiet to unsettled levels under waning coronal hole high speed stream (CH HSS) influence.
Cleveland volcano, Chuginadak Island, USA (elevation: 1730 m): elevated surface temperatures in the summit crater.
Dukono volcano, Halmahera, Indonesia (elevation: 1229 m): ash plumes drifted in multiple directions.
Sabancaya volcano, Peru (elevation: 5960 m): gas-and-ash plumes rose 4 km above the crater rim and drifted 50 km East and South-east.
Sheveluch volcano, Central Kamchatka, Russia (elevation: 3283 m): a thermal anomaly was identified.
Sinabung volcano, Indonesia (elevation: 2460 m): ash plumes rose 4-5 km and drifted East and East-southeast. Alert level at 4 (on a scale of 1-4).
