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Sun, Earth
/ Danube
Time data regarding the occurence of M-class or stronger solar flares, Kp= 5-level or greater geomagnetic storm activity, big or slow solar wind speed, etc. Quakes, possibly about some volcano activity.
2015/11/30
SPACE:
Solar wind speeds indicated an earlier than expected arrival of a co-rotating interaction region (CIR) in advance of a positive polarity coronal hole high speed stream (CH HSS).
00:00 - 06:30 UT: weak values of the Bz component ranging from +/- 3 nT.
SUN:
beginning at 01:55 UT a large prominence eruption was observed on the south-western limb;
at 03:24 UT an associated coronal mass ejection (CME) was observed off the south-west limb.
Today solar activity was low.
SPACE:
At about 06:00 UT total field strength (Bt) began a slow rise.
EARTH:
06:00 UT - 09:00 UT: G1 (minor) geomagnetic storm.
SPACE:
Through about 06:30 UT the Phi angle settled into a predominately positive sector;
06:30 UT - 10:30 UT: Bz was southward.
SUN:
at 07:24 UT a partial halo CME emerged off the south-east limb. The CME is believed to be back-sided and not geo-effective.
SPACE:
by 07:30 UT the peak of total field strength (Bt) was 15 nT;
08:17 UT: maximum extent of Bz reached: - 13 nT;
by 09:15 UT solar wind speeds increased from about 420 km/s to around 570 km/s.
through 10:00 UT a slow fall of total field strength was observed with values in the 4-7 nT range;
10:30 UT - 24:00 UT: weak values of the Bz again;
for the remainder of the period solar wind speeds varied between 475-550 km/s;
Phi angle was variable between a negative (towards) and a positive (away) orientation.
Prediction from 28 November:
Late on 30 November a recurrent positive polarity coronal hole high speed stream is likely to become geoeffective, solar wind speeds reaching 600 km/s possible.
Colima volcano Mexico (elevation: 3850 m): see the 24 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 25 November situation.
Fuego volcano Guatemala (elevation: 3763 m): activity declined. Lava fountains rose 100-150 m. Ash plumes rose 1 km and drifted 25 km west-southwest. Lava flows were active in five drainages.
Karymsky volcano Eastern Kamchatka, Russia (elevation: 1513 m): an explosion generated an ash plume that rose to an altitude of 7.5 km and drifted 80 km east-south-east.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 25 November situation.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 25 November situation.
2015/11/29
SUN:
at 07:37 UT a filament eruption was peaking from active region number 2459, preceding a B6.3 flare.
Starting during 07 UT a faster halo coronal mass ejection (CME), composed of at least 2 ejections was expanding toward the south east. A component of this halo CME is Earthward directed and may glance the Earth during 02-03 December.
Around 07:55 UT a filament eruption on the backside was observed;
beginning at 08:24 UT a full halo coronal mass ejection (CME) was observed.
SPACE:
After 17:49 UT the Bz component was mostly negative near -5 nT.
Around 18:00 UT he Bz component turned primarily southward.
Phi angle was mostly negative (towards);
after 18:00 UT phi angle switched to a positive orientation.
Today solar wind speed increased from about 340 km/s to around 470 km/s. The Bz component ranged from 13 nT to -7 nT and was mostly northward
EARTH:
18:52 UT: an M5.9 quake occured at a distance of 17 km noerth-west from Yuto, Argentina; 733 km west-northwest of Asuncion, Paraguay. See also: South America, Nazca plate region.
21:00 UT - 24:00 UT: an isolated active period of the geomagnetic field, due to prolonged negative Bz and slightly enhanced wind speeds; otherwise the geomagnetic field was at quiet to unsettled levels.
SUN:
Today solar activity was very low. Newly numbered sunspot region 2461 emerged.
Colima volcano Mexico (elevation: 3850 m): see the 25 November situation.
Copahue volcano Central Chile-Argentina border (elevation: 2953 m): thermal anomaly. Plumes rose as high as 1.3 km above the crater drifting as far as 560 km south-east and east-southeast.
Cotopaxi volcano Ecuador (elevation: 5911 m): lahar descended the Mariscal Sucre river. See also the 28 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 25 November situation.
Fuego volcano Guatemala (elevation: 3763 m): significantly increased activity. Large and strong explosions. Ash plumes rose as high as 2.2 km above the crater and drifted 40 km west and south-west. Lava fountains rose 500 m above the crater. Four lava flows traveled 3-4 km down the drainages. Ash fell in 8-12 km area south-west and east-northeast.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 25 November situation.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 25 November situation.
2015/11/28
EARTH:
02:51 UT: an M5.9 quake occured at a distance of 54 km south-southwest from Shikotan, Russia; 73 km east of Nemuro, Japan. See also: the Kuril-Kamchatka arc.
SPACE:
around mid-day Phi angle was with minor deviations into a positive (away) sector, however mostly negative (towards). No Earth-directed coronal mass ejections were observed.
EARTH:
13:11 UT: an M5.6 quake occured in the Owen fracture zone region at a distance of 528 km south-southeast from Sayy, Oman; 935 km south from Muscat, Oman.
14:47 UT: an M5.5 quake occured at a distance of 17 km south-southeast from Binuangeun, Indonesia; 128 km south-west of Jakarta, Indonesia. See also: the Sumatra region.
SUN:
Today solar activity was very low. A large prominence located off the south-west limb of the visible solar disk. No Earth-directed coronal mass ejections were observed.
SPACE:
Today the solar wind speed gradually increased from near 300 km/s to about 380 km/s. The Bz component was predominantly northward, with short duration southward excursions to -10 nT. Phi angle was oriented in a negative (towards) sector.
Prediction for 30 November:
Late on 30 November a recurrent positive polarity coronal hole high speed stream is likely to become geoeffective, solar wind speeds reaching 600 km/s possible.
EARTH:
Today the geomagnetic field was mostly quiet to unsettled.
Colima volcano Mexico (elevation: 3850 m): see the 25 November situation.
Copahue volcano Central Chile-Argentina border (elevation: 2953 m): absence of the acidic lake, a growing pyroclastic cone, thermal anomaly.
Cotopaxi volcano Ecuador (elevation: 5911 m): lahar descended the Agualongo river. See also the 25 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 25 November situation.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 25 November situation.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 25 November situation.
Zhupanovsky volcano Eastern Kamchatka, Russia (elevation: 2899 m): ash plumes rose to altitudes of 5-6 km and drifted 285 km east.
2015/11/27
SUN:
Solar activity was very low. No Earth-directed coronal mass ejections were observed. A large prominence located off the south west limb of the visible solar disk.
SPACE:
Around 01:30 UT the magnitude of the interplanetary magnetic field gradually rose from 4 to 9 nT.
During 04:00-05:00 UT the speed of the solar wind increased rapidly from about 250 to around 340 km/s. This increase was accompanied by a sector boundary crossing (first away from the Sun);
after 04:00 UT the sector boundary crossing was towards the Sun.
Phi angle was positive (away) to begin the period;
after 04:00 UT rotated into the negative (towards) sector.
The Bz component was predominantly southward,
until after 04:20 UT, when a rotation northward was observed.
EARTH:
The geomagnetic field was quiet to unsettled.
08:33 UT: an M5.5 quake occured at a distance of 52 km nort-west from Monywa, Burma; 333 km north-northwest of Nay Pyi Taw, Burma. See also: the Himalaya and vicinity.
21:00 UT: an M6.2 quake occured at a distance of 66 km north-northwest from Taltal, Chile; 956 km south-southwest of La Paz, Bolivia. See also: South America, Nazca Plate region.
Colima volcano Mexico (elevation: 3850 m): see the 25 November situation.
Copahue volcano Central Chile-Argentina border (elevation: 2953 m): see the 25 November situation.
Cotopaxi volcano Ecuador (elevation: 5911 m): see the 25 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 25 November situation.
Karymsky volcano Eastern Kamchatka, Russia (elevation: 1513 m): see the 25 November situation.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 25 November situation.
Sheveluch volcano Central Kamchatka, Russia (elevation: 3283 m): lava-dome extrusion onto north flank was accompanied by fumarolic activity, dome incandescence, ash explosions, hot avalanches.
Telica volcano Nicaragua (elevation: 1061 m): during last two days 29 explosions were detected, with 16 of those producing ash plumes.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 25 November situation.
2015/11/26
SPACE:
00:00–10:00 UT: the magnitude of the interplanetary magnetic field was about 3–4 nT and the Bz component was weakly positive.
EARTH:
05:45 UT: an M6.7 quake occured at a distance of 127 km south-southwest from Tarauaca, Brazil; 702 km east-northeast of Lima, Peru. See also: South America, Nazca Plate region.
SPACE:
Through around 09:00 UT Bz was northward;
around 09:00 Bz changed to a southward orientation.
During 11–18 UT the Bz component trended southward.
11:00–23:00 UT: the magnitude of the IMF gradually increased to about 8 nT.
The phi angle was variable:
after 14:00 UT the phi angle settled in a predominantly positive (away from the Sun) direction.
Today the solar wind speeds were very low, from around 250 km/s to near 270 km/s.
SUN:
During 20:00-21:00 UT a disappearing solar filament was observed near sunspot number 2457. A large prominence was floating above the south-west limb. No Earth-directed coronal mass ejections were observed.
Today solar activity was very low.
EARTH:
The geomagnetic field was quiet.
Colima volcano Mexico (elevation: 3850 m): see the 25 November situation.
Copahue volcano Central Chile-Argentina border (elevation: 2953 m): see the 25 November situation.
Cotopaxi volcano Ecuador (elevation: 5911 m): see the 25 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 25 November situation.
Karymsky volcano Eastern Kamchatka, Russia (elevation: 1513 m): see the 25 November situation.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 25 November situation.
Sheveluch volcano Central Kamchatka, Russia (elevation: 3283 m): see the 25 November situation.
Sinabung volcano Indonesia (elevation: 2460 m): ash plumes rose to an altitude of 4.3 km and drifted south-west.
Telica volcano Nicaragua (elevation: 1061 m): multiple gas-and-ash explosions detected. The strongest explosion produced an ash plume that rose more than 800 m above the crater.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 25 November situation.
2015/11/25
SUN:
03-05 UT: disappearing solar filament near the south-west limb;
during 07:00 UT: a filament eruption on the north-west limb.
Solar activity was low. There were no Earthward directed coronal mass ejections (CMEs).
SPACE:
Very slow solar wind, declining from the speed of about 280 km/s to around 250 km/s. The Bz component was predominantly northward.
Prediction from 23 November:
early on 25 November arrival of a positive polarity coronal hole high speed stream (CH HSS) and faster solar wind is expected to arrive at Earth.
EARTH:
18:57 UT: an M5.7 quake occured at a distance of 123 km east from of Bitung, Indonesia; 1107 km north of Dili, East Timor. See also: the New Guinea region and vicinity
Geomagnetic conditions were quiet.
Colima volcano Mexico (elevation: 3850 m): ash plumes rose to altitudes of 5.2-6.6 km and drifted multiple directions.
Copahue volcano Central Chile-Argentina border (elevation: 2953 m): continuous ash emissions from explosions at Copahue's El Agrio crater.
Cotopaxi volcano Ecuador (elevation: 5911 m): seismic activity characterized by volcano-tectonic, hybrid, long-period events. Emissions, explosions. Gas-and-steam emissions. The plumes contained ash and rose as high as 1 km, drifting west and south-west.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): ash plumes rose to altitudes of 2.1-2.4 km and drifted 35-165 km in multiple directions.
Kanlaon volcano Philippines (elevation: 2435 m): emissions of gas and ash rose 150 m above the crater and drifted south-west. Yesterday and today were 11 volcanic earthquakes.
Karymsky volcano Eastern Kamchatka, Russia (elevation: 1513 m): moderate explosive activity.
Kilauea volcano Hawaiian Islands, USA (elevation: 1222 m): multiple incandescent outgassing vents within Pu'u 'O'o; lava flowed from two of the vents.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): ash plumes rose to altitudes of 3.7-4.3 km and drifted as far as 320 km south-west and west.
Sheveluch volcano Central Kamchatka, Russia (elevation: 3283 m): lava-dome extrusion onto north flank was accompanied by fumarolic activity, dome incandescence, ash explosions, hot avalanches. Southeast-drifting ash plumes.
Telica volcano Nicaragua (elevation: 1061 m): four 5-minute-long explosions detected generated ash emissions.
Tungurahua volcano Ecuador (elevation: 5023 m): high seismic activity, although the number of earthquakes decreased. Gas-and-steam plumes were rising as high as 1.5 km and drifting mainly west.
2015/11/24
SUN:
Solar flare activity was very low.
SPACE:
slow solar wind; its speed slowly decreased, fluctuating in the approximate range 360 km/s to 270 km/s.
EARTH:
13:21 UT: an M6.0 quake occured at a distance of 37 km west from Agrihan, Northern Mariana Islands; 583 km north of Yigo Village, Guam. See also the Philippine Sea and vicinity.
21:45 UT: an M5.5 quake occured north of Ascension Island at a distance of 943 km north-northwest from Georgetown, Saint Helena; 1044 km south-west of Robertsport, Liberia; 1070 km south-southwest of Freetown, Sierra Leone.
22:45 UT: an M7.6 quake occured at a distance of 169 km west-northwest of Iberia, Peru; 239 km west-northwest of Cobija, Bolivia; 241 km west-northwest of Brasileia, Brazil. See also: South America, Nazca Plate region.
22:50 UT: an M7.6 quake occured at a distance of 210 km south from Tarauaca, Brazil; 269 km west-northwest of Cobija, Bolivia; 692 km of east-northest of Lima, Peru. Se also: South America, Nazca Plate region.
Today the geomagnetic conditions were quiet.
Asosan volcano Kyushu, Japan (elevation: 1592 m): see the 18 November situation.
Awu volcano Sangihe Islands, Indonesia (elevation: 1320 m): significant increase in the number of shallow volcanic earthquakes from a baseline maximum of 4 per day to 74 events.
Cotopaxi volcano Ecuador (elevation: 5911 m): see the 19 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 18 November situation.
Kanlaon volcano Philippines (elevation: 2435 m): continuous steam emissions with minor ash content. See also the 23 november situation.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): A very long-period earthquake corresponded with the collapse of a very large section of the northern rim and wall of the summit vent, which caused increased lake spattering and turbulence. Multiple incandescent outgassing vents within Pu'u 'O'o; a lava flow erupted from a vent on the crater floor. See also the 18 November situation.
Reventador volcano Ecuador (elevation: 3562 m): see the 18 November situation.
Sinabung volcano Indonesia (elevation: 2460 m): ash plumes rose to an altitude of 3.3 km.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 20 November situation.
2015/11/23
SUN:
around 02:28 UT a long duration C8.7-class solar flare was produced by sunspot number 2454. This active region is rotating toward the western limb.
Today solar activity was low.
SPACE:
Bz remained mostly positive or neutral. Solar wind speed decreased from around 350 km/s to about 330 km/s value. Phi was negative.
Prediction for 25 November:
early on 25 November arrival of a positive polarity coronal hole high speed stream (CH HSS) and faster solar wind is expected to arrive at Earth.
EARTH:
Today the geomagnetic field was quiet.
20:41 UT: an M5.5 quake occured at a distance of 34 km north-northwest from San Luis Acatlan, Mexico; 257 km south of Mexico City, Mexico. See also: seismotectonics of Mexico.
Asosan volcano Kyushu, Japan (elevation: 1592 m): see the 18 November situation.
Awu volcano Sangihe Islands, Indonesia (elevation: 1320 m): see the 18 November and 24 November situation.
Colima volcano Mexico (elevation: 3850 m): see the 18 November situation.
Cotopaxi volcano Ecuador (elevation: 5911 m): see the 19 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 18 November situation.
Kanlaon volcano Philippines (elevation: 2435 m): explosion-type signal, culminating with an 8-minute-long steam explosion. A white plume rose 1-1.5 km above the crater and drifted south-west. After the explosion, the volcanic tremor lasted for five hours.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 18 November situation.
Reventador volcano Ecuador (elevation: 3562 m): see the 18 November situation.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 19 November situation.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 20 November situation.
2015/11/22 (Sunday)
EARTH
at 02:47 UTC and 02:48 UTC Telica volcano Nicaragua (elevation: 1061 m ): two explosions generated ash plumes that rose 2 km and ejected tephra at least 900 m away. People living within a 900-m-radius were evacuated. Ash fell in at least 70 communities in a distance of 13-30 km west-sothwest.
SUN:
Solar activity was low. New sunspot region 2458 was numbered.
Before 08:36 UT a filament stretching over the South-eastern hemisphere erupted.
Around 09:12 UT: eruption of a long filament in the south-western regions of the solar disk was observed.
No Earth directed CME's were observed.
SPACE:
Solar wind speeds decreased from about 360 km/s to near 340 km/s. Bz was predominately northward. The phi angle was steady in a negative (toward the Sun) solar sector orientation.
EARTH:
18:16 UT: an M5.9 quake occured at a distance of 22 km south-southwest from Ashkasham, Afghanistan; 29 km south-southwest of Ishkashim, Tajikistan. See also: the Himalaya and vicinity.
Today the geomagnetic activity was quiet.
Asosan volcano Kyushu, Japan (elevation: 1592 m): see also the 18 November situation.
Awu volcano Sangihe Islands, Indonesia (elevation: 1320 m): see also the 18 November and 24 November situation.
Colima volcano Mexico (elevation: 3850 m): see the 18 November situation.
Cotopaxi volcano Ecuador (elevation: 5911 m): see the 19 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 18 November situation.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 18 November situation.
(During last week at) Nishinoshima volcano Japan (former elevation: 25 m) eruption was ongoing with explosion from the central crater and lava flows. The new island became 1.9 km east to west, 1.95 km north to south, and 100 m high.
Reventador volcano Ecuador (elevation: 3562 m): multiple steam-and-ash plumes rose as high as 2 km, drifted west and ejected incandescent blocks rolled 500 m down the flanks. See also the 18 November situation.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 19 November situation.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 20 November situation.
2015/11/21
EARTH:
10:06 UT: an M6.1 quake occured at a distance of 174 km west-northwest of Saumlaki, Indonesia; 502 km east-northeast of Dili, East Timor. See also: the New Guinea region and vicinity.
SUN:
Solar activity was low. No Earth-directed coronal mass ejections (CMEs) were observed.
SPACE:
Solar wind speeds slowly decreased from near 420 km/s to about 360 km/s.
Early today Bz reached a maximum southward deflection of -3 nT. The phi angle was steady in a negative (toward the Sun) solar sector orientation.
Today the IMF Bz component was mostly northward.
EARTH:
The geomagnetic field was quiet to unsettled.
23:05 UT: an M5.5 quake occured at a distance of 57 km west of Ovalle, Chile; 337 km north-northwest of Santiago, Chile.
Asosan volcano Kyushu, Japan (elevation: 1592 m): see also the 18 November situation.
Awu volcano Sangihe Islands, Indonesia (elevation: 1320 m): see also the 18 November and 24 November situation.
Cotopaxi volcano Ecuador (elevation: 5911 m): see the 19 November situation.
Dukono volcano Halmahera, Indonesia (elevation: 1335 m): see the 18 November situation.
Kilauea volcano, Hawaiian Islands, USA (elevation: 1222 m): see the 18 November situation.
Reventador volcano Ecuador (elevation: 3562 m): see the 18 November situation.
Rinjani volcano Lombok Island, Indonesia (elevation: 3726 m): see the 19 November situation.
Tungurahua volcano Ecuador (elevation: 5023 m): see the 20 November situation.
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