5685fe1b7a
- New installed default dataset (-igrf12, +igrf13). - Added option to select precision of real number Changelog: https://sourceforge.net/p/geographiclib/news/2020/11/geographiclib-151-released-2020-11-22-13/ PR: 251697 Submitted by: Tatsuki Makino <tatsuki_makino@hotmail.com> (maintainer) Approved by: tcberner (mentor) Differential Revision: https://reviews.freebsd.org/D27525
45 lines
1.6 KiB
Plaintext
45 lines
1.6 KiB
Plaintext
Geoid datasets used by the GeographicLib::Geoid class and the GeoidEval
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tool to compute geoid heights.
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Available geoid data files
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size (MB)
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name geoid grid tar.bz2 disk
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egm84-30 EGM84 30' 0.5 0.6
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egm84-15 EGM84 15' 1.5 2.1
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egm96-15 EGM96 15' 1.5 2.1
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egm96-5 EGM96 5' 11 19
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egm2008-5 EGM2008 5' 11 19
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egm2008-2_5 EGM2008 2.5' 35 75
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egm2008-1 EGM2008 1' 170 470
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Gravity models used by the GeographicLib::GravityModel class and the
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Gravity tool to compute gravity fields.
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Available gravity models
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size (kB)
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name degree tar.bz2 disk
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egm84 18 27 26
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egm96 360 2100 2100
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egm2008 2190 76000 75000
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wgs84 20 1 1
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grs80 20 1 1
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Magnetic models used by the GeographicLib::MagneticModel class and the
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MagneticField tool to compute magnetic fields.
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Available magnetic models
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size (kB)
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name degree years tar.bz2 disk
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wmm2010 12 2010-2015 2 3
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wmm2015 12 2015-2020 2 3 *deprecated*
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wmm2015v2 12 2015-2020 2 3
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wmm2020 12 2020-2025 2 3
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igrf11 13 1900-2015 7 25
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igrf12 13 1900-2020 7 26
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igrf13 13 1900-2025 7 28
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emm2010 739 2010-2015 3700 4400
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emm2015 729 2000-2020 660 4300
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emm2017 790 2000-2022 1740 5050
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The size columns give the download and installed sizes of the datasets.
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