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Moses Lake Sand Dunes

Unreviewed draft

This page was built from a teammate-supplied list. The text is teammate-written, unreviewed. Sources pending.

Summary

not provided

Location

Country
USA (Washington)
Coordinates
47.06, -119.33 (approximate)
Elevation (m)
330
Year first used as an analog
2008

Terrain and geology

not provided

Climate

not provided

Parameters matched

not provided

Why it is an analog

Basaltic sand made it NASA's choice for heavy lunar mobility tests.

Key differences: where the analogy breaks down

Rounded aeolian grains vs angular lunar regolith; humid; vegetation.

Experiments done

NASA 2008 Lunar Analog field tests: ATHLETE walking-rover, Chariot rover, habitat-module mobility and crew-ops trials.

Experiments proposed

Loose basaltic sand traction tests; regolith moving/berming for blast protection; lander mass-handling robotics.

How to adjust it

Mix in angular crushed basalt; level a test pad for repeatable trafficability trials.

Access

not provided

Hazards

not provided

Sources

Sources pending (no sources in CSV).

v1 score, percentile and overlap flag

A descriptive lookup of scores v1 already stored. It is not a test, and a high percentile here does not show that this is a good analog.

v1 used this site
No. The nearest v1 site, "mdrs utah", is about 1186.6 km away.

Stored v1 scores near Moses Lake Sand Dunes
Score viewResultPercentileScoreDistance to tile (km)Overlap flag
Connecting Ridge C1, BaseGated outevery tile in range failed a land-cover gate; most common: vegetatednot providednot providednot providednot provided
Connecting Ridge C1, Landing and mobilityGated outevery tile in range failed a land-cover gate; most common: vegetatednot providednot providednot providednot provided
Connecting Ridge C1, Power and nightGated outevery tile in range failed a land-cover gate; most common: vegetatednot providednot providednot providednot provided
Shackleton rim, BaseGated outevery tile in range failed a land-cover gate; most common: vegetatednot providednot providednot providednot provided
Shackleton rim, Landing and mobilityGated outevery tile in range failed a land-cover gate; most common: vegetatednot providednot providednot providednot provided
Shackleton rim, Power and nightGated outevery tile in range failed a land-cover gate; most common: vegetatednot providednot providednot providednot provided

Overlap flag: whether the tile used for the score is one v1 flagged as stable in its top group across the Monte Carlo runs.

What these scores can and cannot tell you
  • This is a lookup of scores v1 already stored. It is descriptive and is not a test of the method.
  • A site is matched to the best-scoring tile that passed the gates within the match radius. A different radius would give different numbers.
  • Tiles are large compared with most sites, so a score describes the surrounding area, not the site itself.
  • Scores exist only for tiles that passed the land-cover and data gates. A gated-out or unscored site has no score, which says nothing about how good an analog it is.
  • Percentile is the share of scored tiles in that view with a lower score.
  • The Moon score is effectively terrain only. Mars is a low-confidence secondary result.
  • v1 failed its negative controls, so a high percentile here does not show that a site is a good analog.
  • The ranking is not checked against independent data. Gravity, air, dust and radiation are not scored.
  • Sites are compared with views of their own body only.
  • Match radius: 20 km, the radius v1 used.