Ground-based network observations for investigation of the inner magnetosphere Shiokawa, K. 1, Y. Miyoshi 1, K. Keika 2, M. Connors 3, A. Kadokura 4, T. Nagatsuma 5, N. Nishitani 1, H. Ohya 6, F. Tsuchiya 7, H. Yamagishi 4 and A. S. Yukimatu 4 1: STEL, Nagoya Univ., 2: NJIT, 3: Athabasca Univ., 4: NIPR, 5: NICT, 6: Chiba Univ., and 7: Tohoku Univ.
The ERG Project ERG satellite ERG launch : December, 2015 radiation belts ground network ring current theory/modeling imagers global MHD particle/m-i coupling HF radars magnetometers
magnetometer, imager, spectrometer, IS/MF/HF/VHF/FM-CW/meteor radar, LF/VLF receiver, GPS receiver, lidar ring current particles radiation belts plasmasphere RBSP/ERG ionosphere thermosphere SAR arcs aurora atmospheric waves
OMTIs optical imager network operated by STEL, Nagoya University: airglow/aurora imagers, Fabry-Perot interferometers, meridian-scanning photometers, and airglow temperature photometers Contact: Kazuo Shiokawa (PI, shiokawa@stelab.nagoya-u.ac.jp) Web page: http://stdb2.stelab.nagoya-u.ac.jp/omti/index.html
STEL magnetometer network operated by STEL, Nagoya University: fluxgate and induction magnetometers Contact: Kazuo Shiokawa (PI, shiokawa@stelab.nagoya-u.ac.jp) Web page: http://stdb2.stelab.nagoya-u.ac.jp/magne/index.html CDF database construction usable by TDAS is underway.
Athabasca AUGO-II automated routine operation at L=4.4 by Athabasca Univ., STEL, Nagoya Univ., Kanazawa Univ., and Tohoku Univ. * all-sky airglow imager: 5577,6300, 4861, 5893, 8446 time resolution 1.5-10 min (STEL) * meridian-scanning photometer: 5 points in the sky, 4861, 4278 (STEL) * induction magnetometer: 64Hz sampling, peak at 5Hz (STEL) * all-sky EMCCD camera: 5577, 6300, BG3, time resolution: a few sec (Athabasca Univ.) * LF standard radio wave receiver (Tohoku Univ.) * 2ch VLF Antenna + 200-300m cable 100kHz sampling (STEL/Kanazawa Univ.) * 1ch riometer + 25m cable (STEL)
http://stdb2.stelab.nagoya-u.ac.jp/omti/ http://stdb2.stelab.nagoya-u.ac.jp/magne/ http://stdb2.stelab.nagoya-u.ac.jp/vlf/ Frequency (khz) 10 0 Whistler-mode waves 10min EMIC waves z) Isolated proton aurora associated with EMIC waves All-sky camera VLF antenna Induction magnetometer Sakaguchi et al. (2008)
National Institute of Information and Communications Technology NICT Space Weather Monitoring Networks (NICT-SWM) Magnetometer Magnetometer & HF radar observations in Far East Siberia HF radar South-East Asia low latitude IOnospheric Network (SEALION) Domestic Ionosonde Network & Hiraiso Solar Observatory Ionosonde Ionospheric observation at Syowa Station Hiraiso Solar Observatory
SuperDARN radar network operated by NIPR, NICT, and STEL Hokkaido radar (STEL): Contact: Nozomu Nishitani (PI, nisitani@stelab.nagoya-u.ac.jp) Web page: http://center.stelab.nagoya-u.ac.jp/hokkaido/index.html King Salmon Radar (NICT): Contact: Tsutomu Nagatsuma (PI, tnagatsu@nict.go.jp) Web page: http://www2.nict.go.jp/y/y223/obs/ksr/hf_radar_e.html Syowa radars (NIPR): Contact: Akira Sessai Yukimatu (PI, sessai@uap.nipr.ac.jp) CDF database construction usable by TDAS is underway.
National Institute of Polar Research Unmanned magnetometer networks in Antarctica Fluxgate magnetometer Contact: Hisao Yamagishi (yamagisi@nipr.ac.jp) and Akira Kadokura (kadokura@nipr.ac.jp) Web page: http://polaris.nipr.ac.jp/~uap-mon/nipr_lpm.html
National Institute of Polar Research Conjugate Observation between Syowa and Iceland < Iceland > All-sky imager Scanning photometer Fluxgate magnetometer Induction magnetometer Imaging Riometer < Syowa Station > All-sky imager Scanning photometer Fluxgate magnetometer Induction magnetometer Imaging Riometer VLF receiver Contact: Akira Kadokura (kadokura@nipr.ac.jp) Web page: http://polaris.nipr.ac.jp/~aurora/uapm/conjugateobstop.html http://polaris.nipr.ac.jp/~aurora/icam/ CDF database construction usable by TDAS is underway
National Institute of Polar Research All-sky camera network in Antarctica Dome-Fuji Syowa South Pole Zhongshan Contact: Akira Kadokura (kadokura@nipr.ac.jp), Hiroshi Miyaoka (miyaoka@nipr.ac.jp) Yusuke Ebihara (ebihara@rish.kyoto-u.ac.jp) (South Pole imager) Web page: http://polaris.nipr.ac.jp/~acaurora/aurora/syowa/ http://polaris.nipr.ac.jp/~asi-dp/watcam/ http://polaris.nipr.ac.jp/~asi-dp/
1 2 3 Oct.2 Oct.3 Measurements of tweek reflection height (=D-region ionosphere height) on Oct 2000 storm (Ohya et al., JASTP, 2006) AVON (Asia VLF Observation Network) operated by Chiba University: VLF radiowave receiver network over Asia Contact: Hiroyo Ohya (PI, ohya@faculty.chiba-u.jp)
80 Ny-Ålesund 80 Geographic Latitude 70 60 50 77.5Hz L=6 L=5 L=4 L=3 L=2 Geographic Latitude 60 40 20 NPM ATH NLK NDK WWVB NAA NAU to NRK L=6 L=5 L=4 L=3 L=2 40-20 0 20 40 Geographic longitude 0-150 -100-50 Geographic Longitude LF/VLF receiver network operated by Tohoku University: LF/VLF standard radio wave receivers in Japan (Rikubetsu), Ny-Alesund (Svalbard), and Athabasca (Canada). Contact: Fuminori Tsuchiya (PI, tsuchiya@pparc.gp.tohoku.ac.jp)