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The Moon · Rima · 1000th largest named feature

Rimae Maupertuis

Named from nearby crater.

What Rimae Maupertuis is

Rimae Maupertuis is a rima — a fissure — a collapsed lava channel or a crack in the crust — on The Moon, 50 km across, centred at 51.2° N, 22.8° W in the J. Herschel quadrangle. It is the 1000th largest named feature on The Moon and the 80th largest of its class there.

Where the name comes from

Named from nearby crater. The International Astronomical Union approved the name in 1985, under the theme it applies to every rima on The Moon. Of the 112 features of this class catalogued on The Moon, the naming categories run Germany (19), France (19), Greek (17), Italy (12).

Feature class
a fissure — a collapsed lava channel or a crack in the crust
Diameter
50 km
about a marathon
Coordinates
51.2° N, 22.8° W
Planetocentric, on The Moon
Name approved
1985
By the IAU Working Group for Planetary System Nomenclature
Quadrangle
J. Herschel
Map sheet on The Moon
Naming category
France
Europe

What it would take to settle Rimae Maupertuis

The Moon scores 29.1 as a world. That number is the same for every square metre of it — but sunlight, water, radiation and the ground under your feet are not. This is the same question asked at 51.2° N, 22.8° W.

Settlement difficulty here
30.2/ 100
Typical for this world
The Moon overall
29.1
1.1 harder than the median site
Ranked
1220th
of 2,023 named places on The Moon

What this spot has going for it is earth link near side — Earth stands 35° above the horizon and never moves. What works against it is water outside the ice-bearing latitudes.

Computed from Rimae Maupertuis's catalogued latitude, longitude and feature class — 84% of the model's weight had a basis here, and one axis was dropped as not applicable to The Moon (radiation geometry). Gravity, pressure, delta-v and distance from the Sun are the same everywhere on The Moon and are already counted in the world's own index, not again here.

What this cannot see: elevation. Slope, local shadowing and the polar “peaks of eternal light” — ridge tops near the poles of a barely tilted world that catch sun almost continuously while a crater floor kilometres away never does — need a terrain model this does not have. Where a real mission targets a pole, that is usually why.

What is next to it

The largest rima features on The Moon

All 112 rimae on The Moon — mapped together, with the naming theme and the size distribution.