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Blue Marble's first software product, the Geographic Calculator, [2] was developed in 1992 and released in 1993. The Geographic Calculator is a coordinate conversion library with a database of coordinate mathematical objects including projections, coordinate systems, datums, ellipsoids, linear and angular units.
Global Mapper is a geographic information system (GIS) software package currently developed by Blue Marble Geographics [1] that runs on Microsoft Windows.The GIS software competes with ESRI, GeoMedia, Manifold System, and MapInfo GIS products.
The Blue Marble, an album by the American sunshine pop band Sagittarius; Blue Marble Energy, a US-based company which utilizes hybridized bacteria to produce specialty biochemicals and renewable biogas; Blue Marble Game, a Korean board game similar to Monopoly; Blue Marble Geographics, a developer and provider of geographic information system ...
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All projections distort geographic features, distances, and directions in some way. The various map projections that have been developed provide different ways of balancing accuracy and the unavoidable distortion inherent in making world maps. Perhaps the best-known projection is the Mercator Projection, originally designed as a nautical chart.
Duane Francis Marble (December 10, 1931 – February 22, 2022) was an American geographer known for his significant contributions to quantitative geography and geographic information science (GIScience). [1]
Image (Blue Marble) Name Publisher Year of publication 1 π ≈ 3.142 0° Lambert cylindrical equal-area: Johann Heinrich Lambert: 1772 3 / 4 = 0.75 3 π / 4 ≈ 2.356 30° Behrmann: Walter Behrmann: 1910 2 / π ≈ 0.6366 2 ≈ 37°04 ′ 17″ ≈ 37.0714° Smyth equal-surface
The Blue Marble is a photograph of Earth taken on December 7, 1972, by either Ron Evans or Harrison Schmitt aboard the Apollo 17 spacecraft on its way to the Moon. Viewed from around 29,400 km (18,300 mi) from Earth's surface, [ 1 ] a cropped and rotated version has become one of the most reproduced images in history.