Herigonius (crater)
Encyclopedia
Herigonius is a small lunar
Moon
The Moon is Earth's only known natural satellite,There are a number of near-Earth asteroids including 3753 Cruithne that are co-orbital with Earth: their orbits bring them close to Earth for periods of time but then alter in the long term . These are quasi-satellites and not true moons. For more...

 impact crater
Impact crater
In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...

 that is located in the southern part of the Oceanus Procellarum
Oceanus Procellarum
Oceanus Procellarum is a vast lunar mare on the western edge of the near side of the Earth's Moon. Its name derives from the old superstition that its appearance during the second quarter heralded bad weather...

, to the northeast of the crater Gassendi
Gassendi (crater)
Gassendi is a large lunar crater feature located at the northern edge of Mare Humorum. The formation has been inundated by lava during the formation of the mare, so only the rim and the multiple central peaks remain above the surface. The outer rim is worn and eroded, although it retains a...

. Herigonius is roughly circular, with an inward bulge and narrower inner wall along the northeast. In the interior of the sloping inner walls is a floor about half the diameter of the crater.

About 60 kilometers to the west of Herigonius is a sinuous rille
Rille
Rille is typically used to describe any of the long, narrow depressions in the lunar surface that resemble channels. Typically a rille can be up to several kilometers wide and hundreds of kilometers in length...

designated Rima Herigonius. This cleft is about 100 kilometers in length and runs generally in a north-south direction, while curving to the east at the north end.

Satellite craters

By convention these features are identified on lunar maps by placing the letter on the side of the crater mid-point that is closest to Herigonius.
Herigonius Latitude Longitude Diameter
E 13.8° S 35.6° W 7 km
F 15.5° S 35.0° W 5 km
G 15.3° S 32.4° W 3 km
H 17.0° S 33.2° W 4 km
K 12.8° S 36.4° W 3 km
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