Workshops 研究会情報
2022年度極域・中緯度SuperDARN研究集会 (2023年3月9日、極地研 & オンライン)
日時
2023 年3 月9 日（金）10:00 ～ 17:15
場所
国立極地研究所 (4階、C401) & オンライン
国立極地研究所: https://www.nipr.ac.jp/outline/summary/access.html
プログラム
| March 9 (Thursday) | ||
| 10:00- | Yukimatu, A.S. (NIPR) | Opening |
| 10:02- | *Yukimatu, A.S. (NIPR), Nishitani, N.(Nagoya Univ./ISEE) | SuperDARN current status and updates |
| 10:20- | *Nishitani, N (Nagoya Univ. ISEE) | Current status of the SuperDARN Hokkaido Pair of radars |
| 10:40- | *Koki Morita (Nagoya Univ. ISEE), Nozomu Nishitani, Tomoaki Hori, Kazuhiro Yamamoto, Simon G. Shepherd, Pasha Ponomarenko | Study of polarization and m-number characteristics of ULF waves in the Pc5 frequency range observed by SuperDARN radars (SuperDARN で観測されたPc5 帯ULF 波動の振動方向・m-number 特性の研究) |
| 11:00- | *K. Hosokawa (UEC), T. Hori, N. Nishitani, A. S. Yukimatu, Y. Miyoshi, K. Shiokawa and I. Shinokara | Preliminary results of Special Time (ST) observations in support of Arase conjunctions |
| 11:20- | *H. Kawano (Kyushu Univ.), A.S. Yukimatu, N. Nishitani, Y. Tanaka, S. Saita, T. Hori |
Increasing the resolution of the FFT for more precise FLR-frequency determination in VLOS |
| 11:40- | *Mariko Teramoto (Kyushu Inst. of Technology) | Preparation of Arase-SuperDARN conjunction event analysis to investigate the spatial structure of FLR excited by substorms (サブストームが励起するFLR の空間構造の解明を目指したArase-SuperDARN conjunction イベントの解析を向けて) |
| 12:00- | Lunch break | |
| 13:00- | *Hermann Opgenoorth and Audrey Schillings (Umea Univ., Sweden, Leicester Univ., UK) | Strong electric fields adjacent to auroral electro-jects and sub-auroral storm time electro-jets - implications of ionosphere / magnetosphere coupling on Space Weather impacts |
| 13:20- | *Pasha Ponomarenko, Kathryn McWilliams, Kevin Krieger, Marci Detwiller, Keith Kotyk, Remington Rohel, and Daniel Billett (University of Saskatchewan, Canada) | Expanding diagnostic capabilities of SuperDARN CANADA radars with Borealis USRP system |
| 13:40- | *K. Omori, N. Nishitani, T. Hori (ISEE), Gangu Lu (NCAR), Brian J. Anderson, Sarah K Vines (JHU/APL) | The cause of the mid-latitude ionospheric plasma flow during storm recovery phase observed by the SuperDARN Hokkaido East Radar compared to AMPERE and TIEGCM data |
| 14:00- | *Moe Hayashi (Kyushu Univ.), Akimasa Yoshikawa, Akiko Fujimoto, Shin Ohtani | Statistical study of mid- and low-latitude electric field response corresponding to the CW structure that develops during substorms (サブストーム時に発達するCW 構造に応じた、中低緯度電場応答の統計的研究) |
| 14:20- | tea/coffee break | |
| 14:30- | *Shin-ichiro Oyama (Nagoya U./ISEE), Anita Aikio, Takeshi Sakanoi, Keisuke Hosokawa, Heikki Vanhamaki, Lei Cai, Ilkka Virtanen, Marcus Pedersen, Kazuo Shiokawa, Atsuki Shinbori, Nozomu Nishitani and Yasunobu Ogawa | Geomagnetic activity dependence and dawn-dusk asymmetry of thermospheric winds at high latitudes |
| 14:50- | *Atsuki Shinbori (Nagoya U./ISEE), Yuichi Otsuka, Takuya Sori, Michi Nishioka, Septi Perwitasari, Takuo Tsuda, and Nozomu Nishitani | Characteristics of ionospheric disturbances after the 2022 Hunga Tonga-Hunga Ha’apai volcanic eruption and their generation mechanism observed with GNSS-TEC and SuperDARN Hokkaido pair of radars (SuperDARN 北海道-陸別第一・第二HF レーダーと全球GNSS-TEC 観測から捉えたトンガ火山大規模噴火後の電離圏擾乱の特徴とその発生機構について) |
| 15:10- | *Masaki N. Nishino (Univ. of Tokyo), Tomoaki Hori, Hiroshi Hasegawa, Yukinaga Miyashita, Motoharu Nowada, Ryuho Kataoka | MI coupling under low Alfven Mach number solar wind:Results of magnetospheric observations and expectation of ionospheric observations (太陽風のアルフヴェン・マッハ数が低い場合の磁気圏電離圏結合：衛星観測の成果と電離圏観測への期待) |
| 15:25- | *S. Nakano (ISM)，S. Fujita, R. Kataoka, A. Kadokura, Y. Tanaka, A. Nakamizo, K. Hosokawa, S. Saita | Pilot reanalysis of the magnetosphere-ionosphere system and future prospects (磁気圏電離圏系再解析データ作成に向けた取り組みと今後の展望) |
| 15:45- | *Itsuki Furuhashi, Nozomu Nishitani, and Tomoaki Hori (Nagoya Univ. ISEE) | Statistical analysis of mid-latitude F region ionospheric echoes by the Hokkaido SuperDARN HF radar (SuperDARN 北海道-陸別第一HF レーダーを用いた中緯度電離圏F 領域エコー発生分布の 統計解析) |
| 16:05- | *T. Hori, Y. Miyoshi, S. Nakamura, Y. Kasaba, T. Nakagawa, M. Kitahara, S. Matsuda, N. Nishitani, S. G. Shepherd, J. M. Ruohoniemi, A. Kumamoto, F. Tsuchiya, Y. Kasahara, K. Asamura, C.-W. Jun, Y. Kazama, S.-Y. Wang, S. W. Y. Tam, K. Keika, S. Kasahara, S. Yokota, A. Matsuoka, and I. Shinohara | SAPS electric field and particle boundaries as observed by SuperDARN and Arase |
| 16:25- | *Nozomu Nishitani and Tomoaki Hori (Nagoya Univ. ISEE) | Latitudinal distribution of the Sub-Auroral Polarization Streams observed by the SuperDARN Hokkaido Pair of (HOP) radars (SuperDARN 北海道-陸別第一・第二レーダーで観測されたSAPS の緯度特性) |
| 16:45- | Discussion | |
| 17:13- | closing | |