Lockyer (lunar crater)
Encyclopedia
Lockyer is a lunar
crater
that is located along the western wall of the large walled plain Janssen
. This crater is roughly circular with a slight outward bulge along the eastern side. The edge of the rim is only lightly eroded, with an indentation in the side to the north-northwest. The interior floor is relatively featureless, except for a small crater along the edge of the southern inner wall.
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...
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 along the western wall of the large walled plain Janssen
Janssen (lunar crater)
Janssen is an ancient impact crater located in the highland region near the southeastern lunar limb. The entire structure has been heavily worn and is marked by many lesser crater impacts. The outer wall is breached in multiple locations, but the outline of the crater rim can still be observed...
. This crater is roughly circular with a slight outward bulge along the eastern side. The edge of the rim is only lightly eroded, with an indentation in the side to the north-northwest. The interior floor is relatively featureless, except for a small crater along the edge of the southern inner wall.
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 Lockyer.| Lockyer | Latitude | Longitude | Diameter |
|---|---|---|---|
| A | 44.0° S | 31.0° E | 10 km |
| F | 47.5° S | 36.5° E | 20 km |
| G | 45.7° S | 33.3° E | 24 km |
| H | 44.5° S | 32.5° E | 31 km |
| J | 45.0° S | 32.3° E | 13 km |