JTC-2140
Mare Frigoris
In the Sea of Cold, a long narrow band of dark lava stretching almost a third of the way around the northern Moon.
- Coordinates
- 55.80° N, 3.20° E
- Diameter
- 5.8 km
Schematic elevation, rendered from catalogue data. Sunlight from the west.
Mare Fecunditatis
6.20° S, 49.60° E
In the Sea of Fertility, where Luna 16 drilled the first robotic sample core and carried it home in 1970.
Low in the southeast. Best caught in the first week of the lunar month.
On the dark basalt seas. The easiest ground to find from your own backyard.
Dedication
$75
One-off payment
Free shipping from Joshua Tree, CA
The Moon keeps one face turned toward Earth, so your crater is fixed in the same spot of sky every clear night of your life.
JTC-1954 lies at 6.20° S, 49.60° E, in Mare Fecunditatis. On the map, north is up and east is to the right, exactly as it appears through a telescope from the high desert.

Mare Frigoris
In the Sea of Cold, a long narrow band of dark lava stretching almost a third of the way around the northern Moon.
Mare Imbrium
Below the dark, perfectly flooded floor of Plato, on the northern shore of the Sea of Showers beneath the Alpine Valley.
Mare Crisium
Inside the Sea of Crises, a perfectly isolated oval ringed by mountains and the easiest lunar sea to pick out with the naked eye.