Pannekoek is a lunar impact crater that is situated on the far side of the Moon, and cannot be seen directly from the Earth. The crater lies along the northern edge of the slightly larger Dellinger, a
LRO image
Oblique Apollo 17 mapping camera image, facing north
Oblique Apollo 11 image, facing southeast
Oblique Apollo 10 image of the east rim
Mandelʹshtam is the remains of a large crater on the Moon's far side. It is located within the proposed Chaplygin-Mandel’shtam Basin. Nearly attached to the northeast outer rim is the crater Papaleksi
Pannekoek (crater)
…maps by placing the letter on the side of the crater midpoint that is closest to Pannekoek. Pannekoek S is similar to a few other far-side craters like Mandel'shtam Q and Barbier F that have hummocky floors…
Oblique Lunar Orbiter 1 image, at the terminator
The floor of Mandelʹshtam, showing a typical highlands scarp at right. From Apollo 16.
Oblique view from Apollo 11 of Mandelʹshtam F (below center) and the less obvious Mandelʹshtam G.
Oblique view of Mandelʹshtam R from Apollo 10.