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Mercury · Crater · 473rd largest named feature

Nasir

Sayyid Abdallah Bin Ali Bin; Swahili poet, author of the epic Al Inkishafi (The Soul's Awakening) (1735-1810).

What Nasir is

Nasir is a crater — a circular depression, almost always an impact scar — on Mercury, 42 km across, centred at 20.3° S, 26.7° E in the Pieria quadrangle. It is the 473rd largest named feature on Mercury and the 360th largest of its class there.

Where the name comes from

Sayyid Abdallah Bin Ali Bin; Swahili poet, author of the epic Al Inkishafi (The Soul's Awakening) (1735-1810). The International Astronomical Union approved the name in 2024, under the theme it applies to every crater on Mercury. Of the 449 features of this class catalogued on Mercury, the naming categories run France (36), United States (35), Japan (33), Italy (31).

Feature class
a circular depression, almost always an impact scar
Diameter
42 km
about a marathon
Coordinates
20.3° S, 26.7° E
Planetocentric, on Mercury
Name approved
2024
By the IAU Working Group for Planetary System Nomenclature
Quadrangle
Pieria
Map sheet on Mercury
Naming category
Swahili
Africa

What it would take to settle Nasir

Mercury scores 46 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 20.3° S, 26.7° E.

Settlement difficulty here
45.7/ 100
Typical for this world
Mercury overall
46
0.3 easier than the median site
Ranked
245th
of 606 named places on Mercury

What this spot has going for it is sunlight 94% of the sunlight the sunniest latitude on Mercury gets. What works against it is water outside the ice-bearing latitudes.

Computed from Nasir's catalogued latitude, longitude and feature class — 68% of the model's weight had a basis here, and 3 axes were dropped as not applicable to Mercury (radiation geometry, earth link, known ground). Gravity, pressure, delta-v and distance from the Sun are the same everywhere on Mercury 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 crater features on Mercury

All 449 craters on Mercury — mapped together, with the naming theme and the size distribution.