geomagnetic storm
Study of geomagnetic storm observed during March 1989
... the geomagnetic storm and aurora oval he magnetospheric currents connect with aurora, result is increased geomagnetic storm ...trigger geomagnetic storm that have been known to ...
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Reaction of electric and meteorological states of the near ground atmosphere during a geomagnetic storm on 5 April 2010
... for geomagnetic storm effects on the troposphere, it is a dynamic mechanism associated with the increase of acoustic-gravitation at- mospheric waves at the planetary scale; it is an electric mechanism ...
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Airglow and other F layer variations in the Indian sector during the geomagnetic storm of February 5–7, 2000
... A CCD based all-sky imaging system was used to monitor various nightglow emissions (OI 630-nm, OI 557.7- nm, OI 777.4-nm, Na (589.3-nm) and hydroxyl (OH) airglow) at a low latitude station, Kolhapur (16.8 ◦ N, 74.2 ◦ E, ...
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The first super geomagnetic storm of solar cycle 24: “The St Patrick’s day event (17 March 2015)”
... The first super geomagnetic storm of solar cycle 24 occurred on “St. Patrick’s day” (17 March 2015). The source of the storm can be traced back to the solar event on 15 March 2015. At ~2:10 UT on ...
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Emergence of a localized total electron content enhancement during the severe geomagnetic storm of 8 September 2017
... strong storm occurs when − 100 nT < Dst ≤ − 50 and − 200 nT < Dst ≤ − 100 nT, ...severe storm happens when Dst ≤ − 200 ...a geomagnetic storm is the Kp ...the storm can be ...
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On some features characterizing the plasmasphere–magnetosphere–ionosphere system during the geomagnetic storm of 27 May 2017
... the geomagnetic storm peaking on 27 May ...from geomagnetic field line resonance observations at the European quasi-Meridional Magnetometer Array (EMMA) and total electron content values obtained ...
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Dependence of the high latitude plasma irregularities on the auroral activity indices: a case study of 17 March 2015 geomagnetic storm
... The ROTI maps in Fig. 3a correspond to the first peak of the auroral activity registered near 09–10 UT of 17 March 2015. The significant intensification of the iono- spheric irregularities is observed in the night-time ...
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Global and local Joule heating during substorms in St Patrick’s Day 2015 geomagnetic storm
... Earlier studies (Perreault and Akasofu 1978; Baum- johann and Kamide 1984; Palmroth et al. 2005) sug- gested that JH during magnetospheric substorms can be derived using global proxies such as AE or AL indices. But in ...
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Prediction of the geomagnetic storm associated Dst index using an artificial neural network algorithm
... predict geomagnetic-storm ...a geomagnetic disturbance output function, tak- ing time delays and frequency response into consideration (Clauer, ...
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Relation between Solar Wind Parameter and Geomagnetic Storm Condition during Cycle 23
... the geomagnetic storm and the various interplanetary field/plasma parameters have been per- formed in the past to search for causes of geomagnetic activity and for developing models for predicting ...
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Variations in the total electron content near the crest of the equatorial ionization anomaly during the November 2004 geomagnetic storm
... These disturbance electric fields may lead to the redis- tribution of ionospheric plasma. Drastic changes in iono- spheric vertical total electron content (VTEC) can also be produced by intense disturbance electric fields ...
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April 2000 geomagnetic storm: Ionospheric drivers of large geomagnetically induced currents
... largest geomagnetic storm of 2000, as measured by the low-latitude Dst ...the storm was the strong driving caused by the negative B z and the high pressure ...
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Prompt penetration electric fields and the extreme topside ionospheric response to the June 22–23, 2015 geomagnetic storm as seen by the Swarm constellation
... Additional file 1: Figure S1. The maximum height of the ionospheric F2 layer (HmF2) as measured by COSMIC/F3 mission during the June 22–23, 2015 geomagnetic storm (shown by colored circles). The date and ...
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A case study of the large scale traveling ionospheric disturbances in the eastern Asian sector during the 2015 St Patrick's Day geomagnetic storm
... Abstract. This study presents a comprehensive observa- tion of the large-scale traveling ionospheric disturbances (LSTIDs) in the eastern Asian sector during the 2015 St. Patrick’s Day (17 March 2015) geomagnetic ...
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Study of Response of Extreme Meso-Scale Field-Aligned Current to Interplanetary Magnetic Field Components BX, BY and BZ During Geomagnetic Storm
... Using geomagnetic data from CHAMP satellite, during geomagnetic storm, the study has investigated the occurrences and intensifications of FAC range for different interplanetary magnetic field (IMF) ...
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Towards quantitative assessment of the hazard from space weather Global 3 D modellings of the electric field induced by a realistic geomagnetic storm
... a geomagnetic storm as close to reality as possi- ...the storm (when the largest amplitudes are expected), using a conduc- tivity model of Earth with realistic laterally-heterogeneous oceans and ...
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Estimating the solar wind conditions during an extreme geomagnetic storm: a case study of the event that occurred on March 13–14, 1989
... The three major solar wind monitoring platforms currently around Earth’s orbit include ACE and Solar Terrestrial Relations Observatories (STEREO) Ahead (A) and Behind (B). STEREO-A and STEREO-B are drifting in ...
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New advantages of the combined GPS and GLONASS observations for high latitude ionospheric irregularities monitoring: case study of June 2015 geomagnetic storm
... 2015 geomagnetic storm and depicted by the combined GPS and GLONASS observations have impact on the navigation system ...the storm-time plasma deple- tions of equatorial origin, ...
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Global sounding of F region irregularities by COSMIC during a geomagnetic storm
... Our study is related to the study of Watson and Pedatella (2018) but we are now including an analysis of the change in TEC irregularities before and during a geomagnetic storm. Our study takes advantage of ...
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Ionospheric response to a geomagnetic storm during November 8–10, 2004
... magnetic storm of October ...this storm event and discussed that the F layer peak height over the equator first decreased under a strong prompt penetration westward elec- tric field, which was followed by a ...
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