McNally is a Teacher 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 to the north-northwest of the much larger crater Fersman

Fersman (crater)

Fersman is a large lunar impact crater on the Moon's far side. It lies to the east of the crater Poynting, and west-northwest of Weyl. To the south is the huge walled plain Hertzsprung....

, on the far side of Moon

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...

. This is a worn crater with a rounded rim edge that is marked by many tiny impacts. Smaller, cup-shaped impacts cut through the rim along the southeastern and northern edges. There is a small craterlet along the base of the southeastern inner wall. The interior floor is otherwise relatively featureless.

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 McNally.

McNally	Latitude	Longitude	Diameter
T	22.3° N	129.0° W	19 km
Y	24.2° N	127.5° W	22 km