slovenian gps network signal : s loven i a- g eodesy- na vigation- l ocation dalibor radovan...
DESCRIPTION
SLOVENIAN GPS NETWORK SIGNAL : S LOVEN I A- G EODESY- NA VIGATION- L OCATION Dalibor RADOVAN Geodetic Institute of Slovenia Ljubljana. SIGNAL. National GPS network under construction Part of geospatial infrastructure Main user: Geodesy Main task: Transition to a new coordinate system - PowerPoint PPT PresentationTRANSCRIPT
? Geodetski Inštitut Slovenije
SLOVENIAN GPS NETWORK SIGNAL:
SLOVENIA-GEODESY-NAVIGATION-LOCATION
Dalibor RADOVANGeodetic Institute of Slovenia
Ljubljana
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www.geod-is.si
SIGNAL
National GPS network under constructionPart of geospatial infrastructureMain user: GeodesyMain task: Transition to a new coordinate system Open to other users: Navigation, facilities management, GIS
? Geodetski Inštitut Slovenije
www.geod-is.si
NATIONAL COORDINATE SYSTEM
Bessel ellipsoidGauss-Krueger projection
Locally deformed classic triangulation – Datum 1948Transformation parameters to/from ETRS 89 available for the entire country and locally
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www.geod-is.si
NEW COORDINATE SYSTEM
National GPS network SIGNAL+
Homogenized network of points in ETRS 89 (EUREF campaigns & additional points)
+Classic traingulation in transition time
? Geodetski Inštitut Slovenije
www.geod-is.si
REMINDER
Slovenia:20.000 km2
2.000.000 inhabitants
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www.geod-is.si
ORGANIZATION
Surveying and Mapping Authority (SMA) - funds and organizationGeodetic Institute of Slovenia - technical coordination and management (from 2001 on)46 SMA branch offices & 150 accredited private companies - execution of geodetic works on local levelFaculty for Civil Engineering & Geodesy - research and consultancy
? Geodetski Inštitut Slovenije
www.geod-is.si
CURRENT STATUS OF GPS NETWORK
Activities (re)started as late as 20014 permanent stations + 1 private in networked operation1 of them included in EUREF-EPN Trimble VRS/FKP in operation from the end of 2003GPS service in operation at the Geodetic Institute of Slovenia 50 usersPermanent education system
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www.geod-is.si
PLANS
Currently 4 stations in bidding process Outside SIGNAL: 8 private stations existing (single)
15 stations planned
Full network until mid 2006 within public-private partnership (SMA + Chamber of private surveying companies)
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www.geod-is.si
SIGNAL NETWORK
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• Geodetic accuracy (cm rank) over the whole national territory with 15 stations
• Average distance 50 to 70 km
• Currently: sub-decimeter accuracy with 5 networked stations
• Average distance 70 to 130 km
THE OBJECTIVE
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DATA DISTRIBUTION
REAL TIME
2.11
POST PROCESSING• Via web server (SMA's home page)
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SMA's HOME PAGE: GPS SERVICE & DATA
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www.geod-is.si
REAL TIMEVia GSM with GSM modems in the centre
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www.geod-is.si
REAL TIMEVia mobile internet – NTRIP (Networked Transport of RTCM via Internet Protokol)
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www.geod-is.si
REAL TIMEVia GSM provider
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www.geod-is.si
PERMANENT STATION LJUBLJANA
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SLOVENIA IN EPN
* GSR 1
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www.geod-is.si
PERMANENT STATION BOVEC
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COLLOCATED TIDE GAUGE AND GPS STATIONSMA + Agency for environment (meteorology) + ESEAS
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APOS + SIGNALExchange of data
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www.geod-is.si
GPS SERVICE - CONTACTS
Home page: www.gu-signal.siCoordination: [email protected]: [email protected]