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7 th Conference of the Library and Information Services in Astronomy 17-20 June 2014, Astronomical Observatory of Capodimonte , Naples, Italy. A New Geodetic Research Data Management System at the Hartebeesthoek Radio Astronomy Observatory.
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7th Conference of the Library and Information Services in Astronomy 17-20 June 2014, Astronomical Observatory of Capodimonte, Naples, Italy A New Geodetic Research Data Management System at the Hartebeesthoek Radio Astronomy Observatory G.L. Coetzer1, R.C. Botha1, W.L. Combrinck1,2, C.J.S. Fourie2 Hartebeesthoek Radio Astronomy Observatory (HartRAO), South Africa Tshwane University of Technology (TUT), South Africa
SA Science is transforming Current facilities: SAAO HartRAO Under construction: MeerKAT and Square Km Array Planned: African VLBI Co-Located Academic Seismology Network
Instruments at HartRAO Anemometer 26m Radio dish 15m Radio dish Satellite Laser Ranger Met4 Weather station Lunar Laser Ranger Seismic station inside underground vault Global Navigation Satellite Systems reference station
New geo-seismic network • Collaborative project between HartRAO and Tshwane University of Technology (TUT) • Establish a network of 12+ seismic and GNSS stations across Southern Africa • Station equipment: • Geodetic-level GNSS receiver and antenna • Broad-band seismometer • Broad-band seismic accelerometer • Digitiser to capture the seismic data • Communications and control system • Gravimeter* • Metrology system* • * Only at certain core sites
Planning a new data system • Current data storage and management systems at HartRAO will need to be upgraded because: • the current old technology cannot handle the required data volumes • procedures used for archiving data and providing access to it are outdated • Planning of a new Geodetic Research Data Management System (GRDMS) started in 2012 and was approached from the perspectives of the researcher, librarian and IT specialist.
Roles of researchers and IT specialists Role of the researcher: • Determines the need for different types of data to support a range of research activities • Various instruments may be utilised for the gathering of data • Data organisation into functional sets for practical use and application Role of IT specialist: • Understands the data and organisation of datasets from a research perspective • Implements archiving • Provides access channels
Role of the librarian • Data and metadata management • User assistance • Troubleshooting • Reporting • Tracking data use
A new Geodetic Research Data Management System • Use same approach for different techniques’ data • Datasets to be grouped into main categories according to technique / instrument
GRDMS functional units • Data Collection and Storage:receive, organise, check, archive and quality control. • Data Processing:raw data into basic products and custom data products • Data Access:online system provides direct access to raw and basic data products, options for customised data products
GRDMS data cycles • Internal Steps [SI]: Data collection, formatting and organising • External Steps [SE]: Retrieval of raw and basic data • Custom Steps [SC]: Custom requests for processed data products
Progress thus far Basis of GRDMS already in place: • Four servers procured • Data, software and scripts transferred from previous systems for continuity • Basic network structures and mapping of datasets implemented, currently in test-phase • New scripts and processing systems being developed, tested via various student projects
Future plans and integrations • DOI: Digital Object Identifier • CDDIS: Crustal Dynamics Data Information System • IRIS: Incorporated Research Institutions for Seismology • IDC: International Data Centre • ILRS: International Laser Ranging Service
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Acknowledgements The authors thankfully acknowledge: • The funding awarded by the National Equipment Programme (NEP) of the NRF to start the development of the Co-Located Academic Network. • The funding awarded from Tshwane University of Technology (TUT) for a collaborative project between HartRAO and TUT • Friends of LISA (FoL) for the travel sponsorship.