Horizontal Motions derived from Satellite Laser Ranging Observations.

Since 1982, the Hydrographic and Oceanographic Department of Japan (JHOD) has been continuing the SLR observation at Simosato Hydrographic Observatory in Wakayama Prefecture. In addition to this, during 1988 - 2001, JHOD operated a mobile SLR station and carried out the SLR campaign observations at off-lying islands or coastal areas of Japan for the purpose of determining each precise position. In March 1996, JHOD completed a first round observation at each site. As a result, the observations greatly contributed to determination of precise positions of the mainlands and isolated islands in Japan. After that, the re-occupations were carried out at four sites (Chichi Shima, Ishigaki Shima, Wakkanai and Tsushima) to detect each motion by comparing the results obtained in two or more different periods. In this study, we present horizontal motions of the sites where we occupied twice or more. Furthermore, we compare the motions with results derived from GPS observations and VLBI observations by GSI and show that all results are consistent.

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Bibliographic Details
Main Authors: Sato, Mariko, Fukura, Hiroko, Fujita, Masayuki
Format: Journal Contribution biblioteca
Language:Japanese
Published: 2004
Online Access:http://hdl.handle.net/1834/15740
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