Search Results - "Rok-Soon Kim"

DH Type II Radio Bursts During Solar Cycles 23 and 24: Frequency-Dependent Classification and Their Flare-CME Associations by Patel, Binal D., Joshi, Bhuwan, Cho, Kyung-Suk, Kim, Rok-Soon

“…We present the characteristics of DH type II bursts for the Solar Cycles 23 and 24. The bursts are classified according to their end frequencies into three…”
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Formation of Post-CME Blobs Observed by LASCO-C2 and K-Cor on 2017 September 10 by Lee, Jae-Ok, Cho, Kyung-Suk, Lee, Kyoung-Sun, Cho, Il-Hyun, Lee, Junggi, Miyashita, Yukinaga, Kim, Yeon-Han, Kim, Rok-Soon, Jang, Soojeong

“…Understanding the formation of post-CME blobs, we investigate 2 blobs in the outer corona observed by LASCO-C2 and 34 blobs in the inner corona by K-Cor on…”
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Two Distinct Types of CME-flare Relationships Based on SOHO and STEREO Observations by Jang, Soojeong, Moon, Yong-Jae, Kim, Rok-Soon, Kim, Sujin, Lee, Jae-Ok

“…In this paper, we present two distinct types of coronal mass ejection (CME)-flare relationships according to their observing time differences using 107 events…”
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Effects of Geometries and Substructures of ICMEs on Geomagnetic Storms by Lee, Jae-Ok, Cho, Kyung-Suk, Kim, Rok-Soon, Jang, Soojeong, Marubashi, Katsuhide

“…To better understand geomagnetic storm generations by ICMEs, we consider the effect of substructures (magnetic cloud, MC, and sheath) and geometries (impact…”
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Long-Term Science Goals with In Situ Observations at the Sun-Earth Lagrange Point L4 by Lee, Dae-Young, Kim, Rok-Soon, Choi, Kyung-Eun, Seough, Jungjoon, Hwang, Junga, Choi, Dooyoung, Yoo, Ji-Hyeon, Lee, Seunguk, Noh, Sung Jun, Seon, Jongho, Cho, Kyung-Suk, Ryu, Kwangsun, Kim, Khan-Hyuk, Sohn, Jong-Dae, Kwak, Jae-Young, Yoon, Peter H.

“…The Korean heliospheric community, led by the Korea Astronomy and Space Science Institute (KASI), is currently assessing the viability of deploying a…”
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Development of Forecast Algorithm for Coronal Mass Ejection Speed and Arrival Time Based on Propagation Tracking by Interplanetary Scintillation g-Value by Park, Sa-Rah, Jeon, Ho-Cheol, Kim, Rok-soon, Kim, Jong-Hyeon, Kim, Seung-Jin, Cho, Junghee, Jang, Soojeong

“…We have developed an algorithm for tracking coronal mass ejection (CME) propagation that allows us to estimate CME speed and its arrival time at Earth. The…”
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Long-Term Science Goals with In Situ Observations at the Sun-Earth Lagrange Point L4 by Dae-Young Lee, Rok-Soon Kim, Kyung-Eun Choi, Jungjoon Seough, Junga Hwang, Dooyoung Choi, Ji-Hyeon Yoo, Seunguk Lee, Sung Jun Noh, Jongho Seon, Kyung-Suk Cho, Kwangsun Ryu, Khan-Hyuk Kim, Jong-Dae Sohn, Jae-Young Kwak, Peter H. Yoon

“…The Korean heliospheric community, led by the Korea Astronomy and Space Science Institute (KASI), is currently assessing the viability of deploying a…”
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Near-Earth Interplanetary Coronal Mass Ejections and Their Association with DH Type II Radio Bursts During Solar Cycles 23 and 24 by Patel, Binal D., Joshi, Bhuwan, Cho, Kyung-Suk, Kim, Rok-Soon, Moon, Yong-Jae

“…We analyse the characteristics of interplanetary coronal mass ejections (ICMEs) during Solar Cycles 23 and 24. The present analysis is primarily based on the…”
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Observational Overview of the May 2024 G5-Level Geomagnetic Storm: From Solar Eruptions to Terrestrial Consequences by Young-Sil Kwak, Jeong-Heon Kim, Sujin Kim, Yukinaga Miyashita, Taeyong Yang, Sung-Hong Park, Eun-Kyung Lim, Jongil Jung, Hosik Kam, Jaewook Lee, Hwanhee Lee, Ji-Hyun Yoo, Haein Lee, Ryun-Young Kwon, Jungjoon Seough, Uk-Won Nam, Woo Kyoung Lee, Junseok Hong, Jongdae Sohn, Jaeyoung Kwak, Hannah Kwak, Rok-Soon Kim, Yeon-Han Kim, Kyung-Suk Cho, Jaeheung Park, Jaejin Lee, Hoang Ngoc Huy Nguyen, Madeeha Talha

“…This study reports comprehensive observations for the G5-level geomagnetic storm that occurred from May 10 to 12, 2024, the most intense event since the 2003…”
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Interferometric Imaging, and Beam-Formed Study of a Moving Type-IV Radio Burst with LOFAR by Liu, Hongyu, Zucca, Pietro, Cho, Kyung-Suk, Kumari, Anshu, Zhang, Peijin, Magdalenić, Jasmina, Kim, Rok-Soon, Kim, Sujin, Kang, Juhyung

“…Type-IV radio bursts have been studied for over 50 years. However, the specifics of the radio emission mechanisms is still an open question. In order to…”
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Solar activities and climate change during the last millennium recorded in Korean chronicles by Yang, Hong-Jin, Park, Chan-Gyung, Kim, Rok-Soon, Cho, Kyung-Suk, Jeon, Junhyeok

“…Korean chronicles have a large amount of observational records of natural phenomena, including astronomical and meteorological events over two thousand years…”
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Observational Overview of the May 2024 G5-Level Geomagnetic Storm: From Solar Eruptions to Terrestrial Consequences by Kwak, Young-Sil, Kim, Jeong-Heon, Kim, Sujin, Miyashita, Yukinaga, Yang, Taeyong, Park, Sung-Hong, Lim, Eun-Kyung, Jung, Jongil, Kam, Hosik, Lee, Jaewook, Lee, Hwanhee, Yoo, Ji-Hyun, Lee, Haein, Kwon, Ryun-Young, Seough, Jungjoon, Nam, Uk-Won, Lee, Woo Kyoung, Hong, Junseok, Sohn, Jongdae, Kwak, Jaeyoung, Kwak, Hannah, Kim, Rok-Soon, Kim, Yeon-Han, Cho, Kyung-Suk, Park, Jaeheung, Lee, Jaejin, Nguyen, Hoang Ngoc Huy, Talha, Madeeha

“…This study reports comprehensive observations for the G5-level geomagnetic storm that occurred from May 10 to 12, 2024, the most intense event since the 2003…”
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Characteristics and Geoeffectiveness of Small-scale Magnetic Flux Ropes in the Solar Wind by Kim, Myeong Joon, Park, Kyung Sun, Lee, Dae-Young, Choi, Cheong-Rim, Kim, Rok Soon, Cho, Kyungsuk, Choi, Kyu-Cheol, Kim, Jaehun

“…Magnetic flux ropes, often observed during intervals of interplanetary coronal mass ejections, have long been recognized to be critical in space weather. In…”
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Solar proton events during the solar cycle 23 and their association with CME parameters by Hwang, Junga, Cho, Kyung-Suk, Moon, Young-Jae, Kim, Rok-Soon, Park, Young-Deuk

“…We have studied the solar proton events associated with the coronal mass ejections (CMEs) and flares during the solar cycle 23 (1997–2006) in order to…”
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Near-Earth Interplanetary Coronal Mass Ejections and Their Association with DH Type II Radio Bursts During Solar Cycles 23 and 24 by Patel, Binal D, Joshi, Bhuwan, Cho, Kyung-Suk, Kim, Rok-Soon, Moon, Yong-Jae

“…Solar Physics (2022) 297:139 We analyse the characteristics of interplanetary coronal mass ejections (ICMEs) during Solar Cycles 23 and 24. The present…”
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Interferometric imaging, and beam-formed study of a moving Type IV Radio burst with LOFAR by Liu, Hongyu, Zucca, Pietro, Cho, Kyung-Suk, Kumari, Anshu, Zhang, Peijin, Magdalenic, Jasmina, Kim, Rok-Soon, Kim, Sujin, Kang, Juhyung

“…Type IV radio burst has been studied for over 50 years. However, the specifics of the radio emission mechanisms is still an open question. In order to provide…”
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DH Type II Radio Bursts During Solar Cycles 23 and 24: Frequency-dependent Classification and their Flare-CME Associations by Patel, Binal D, Joshi, Bhuwan, Cho, Kyung-Suk, Kim, Rok-Soon

“…We present the characteristics of DH type II bursts for the Solar Cycles 23 and 24. The bursts are classified according to their end frequencies into three…”
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Seismological determination of the Alfv\'{e}n speed and plasma-beta in solar photospheric bright points by Cho, Il-Hyun, Moon, Yong-Jae, Nakariakov, Valery M, Yu, Dae Jung, Lee, Jin-Yi, Bong, Su-Chan, Kim, Rok-Soon, Cho, Kyung-Suk, Kim, Yeon-Han, Lee, Jae-Ok

“…The Alfv\'{e}n speed and plasma beta in photospheric bright points observed by the Broadband Filter Imager (BFI) of the Solar Optical Telescope (SOT) on board…”
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The 17 March 2015 storm: the associated magnetic flux rope structure and the storm development by Marubashi, Katsuhide, Cho, Kyung-Suk, Kim, Rok-Soon, Kim, Sujin, Park, Sung-Hong, Ishibashi, Hiromitsu

“…The objective of this study is (1) to determine the magnetic cloud (MC) structure associated with the 17 March 2015 storm and (2) to gain an insight into how…”
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Global Three‐Dimensional Simulation of the Earth's Magnetospheric and Ionospheric Responses to Small‐Scale Magnetic Flux Ropes in the Solar Wind by Park, Kyung Sun, Lee, Dae‐Young, Kim, Myeong Joon, Choi, Cheong Rim, Kim, Rok Soon, Cho, Kyungsuk, Choi, Kyu‐Cheol, Kim, Jaehun

“…The orientation of magnetic flux ropes in the solar wind is an important component that affects interactions with the Earth's magnetosphere and ionosphere. In…”
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