This GA Record reports findings regarding the absolute vertical rate of movement (i.e. the rate at which the land is moving up or down with respect to the centre of the Earth) of 13 Pacific Island tide gauges over the period 2003 - 2018 based on the analysis of Global Navigation Satellite System (GNSS) data and levelling data."--Online abstract
An application dated 29 August 2011 for verification of a reference standard of measurement under Regulation 12 of the National Measurement Regulations 1999 was received from the C.R. Kennedy Survey Solutions for verification of GDA94 position on their owned or managed station monuments. This report documents the processing and analysis of GPS data observed by the C.R. Kennedy Survey Solutions during a 7-day period from 31 July to 6 August 2011 (day of year 212 to 218) for 18 stations (ACL2 ARUN BCMT BDRM BLNA CRKB CRL_ CRNS ENSH GLAD GYM2 HBAY JEEB MISA PROS SALT TRNG and TWED) to satisfy the position verification requirements.
This report overviews the status and development of the Asia Pacific Reference Frame (APREF) project, which is a major activity of the Geodetic Reference Framework for Sustainable Development Working Group of the United Nations Global Geospatial Information Management for Asia and the Pacific (UN-GGIM-AP), and the Reference Frame Sub-Commission 1.3e (SC1.3e) of the International Association of Geodesy (IAG). In this work, the APREF Continuously Operating Reference Station (CORS) network is reviewed." -- Online abstract.
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