Προβολικά Συστήματα

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    18-May-2015
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Projections

Transcript of Προβολικά Συστήματα

  • 1. . , http://miliaresis.tripod.com

2. Excerpts From: Map Projections , A Working Manual, By JOHN P. SNYDER (1987), U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 1395 A Decision Support System for Map Projections of Small Scale Data, by M.Finn, E.Usery, S.Posch, & J.C. Seong (2004) U.S. GEOLOGICAL SURVEY Report 2004-5297 Datums & Map projections for GIS , J.C. Iliffe (2003), CRC Press. 3. , GOCE (ESA) 4. ( ) ( ) . . GPS . , (x,y,z) 5. , + , HORIZONTAL DATUM ( - ) VERTICAL DATUM 6. , [ Miller ] 7. [ Van de Grinden ] 8. [ Two Point Equidistant] 9. (Horizontal datum) . f=(a-b)/a Bessel, GRS80 Hayford ! 10. 11. , () (). (,)= . . 12. Vertical Datum-1 , . , , . EGM96 Geoid (http://cddis.gsfc.nasa.gov/926/egm96/egm96.html) The NASA GSFC and NIMA Joint Geopotential Model vertical height reference model 13. vertical (height) datum: , ( ) . : . " . ( ) . , ( ... ) }. (