Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto...
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![Page 1: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/1.jpg)
Geophysical Observation Nerworks and Data Distribution
in Japan
Manabu HashimotoDPRI, Kyoto Univesity
![Page 2: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/2.jpg)
• Structure of Japanese Earthquake Studies– Too complicated to
explain!– Coordination and
evaluation of seismicity
• Headquarter for Earthquake Research Promotion (based on a 1995 law)
– Operation and data analyses
• Related agencies– Data dissemination
• Depends on data
![Page 3: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/3.jpg)
• Related agencies to the operation of networks and data distribution– Geospatial Information Authority (GSI)– National Research Institute for Earth Science and
Disaster Prevention (NIED)– Japan Meteorological Agency (JMA)– Japan Coastal Guard (JCG)– National Institute of Advanced Industrial Science
and Technology (AIST)– Universities– JMASTEC, JAXA, and Others
![Page 4: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/4.jpg)
• GPS (1466)– GSI: GEONET
(~1,300)• GSI: ~2yr data
(30Hz)• 3rd party: 1Hz
data, old data (30Hz)
– JCG, AIST, Univ.• Contact directly
![Page 5: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/5.jpg)
• Strainmeters(209)– JMA: strainmeters
in Tokai• ???
– NIED: strainmeters in Tokai and Kanto. Tiltmeters at Hi-net sites• Special contract
– AIST, Universities, others
![Page 6: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/6.jpg)
• Tide Gauge(207)– GSI, JCG, JMA
• Monthly data: Disseminated by GSI
• Daily data: Contact to each agency
– PARI
![Page 7: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/7.jpg)
• Ocean Bottom Geodesy (16)– JCG– Tohoku and
Nagoya Universities
![Page 8: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/8.jpg)
• Seismic Data(1266)– NIED: Hi-net– JMA, Univ.
• All data are gathered and archived in NIED.
• Official hypocenters are determined by JMA.
![Page 9: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/9.jpg)
• Strong Motion(4526)– NIED: K-net, Kik-
net– JMA– Others
On the surfaceK-net & othersUndergroundKik-net
![Page 10: Geophysical Observation Nerworks and Data Distribution in Japan Manabu Hashimoto DPRI, Kyoto Univesity.](https://reader035.fdocuments.net/reader035/viewer/2022062712/56649b4f550346318e8ca5cd/html5/thumbnails/10.jpg)
Future
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