English: This photo was used in Figure 179 of Apollo Over the Moon: A View from Orbit (NASA SP-362, 1978), which has the following caption:
The ejecta blanket and secondary impact craters of the mare-filled crater Archimedes (80 km in diameter) are visible on the terrain toward the viewer (south) but not on the mare surface to the crater's left and right. Yet at one time ejecta like that to the south must have completely surrounded Archimedes because similar ejecta surrounds craters such as Aristillus (upper right). Thus, the mare lavas, in addition to filling the interior of Archimedes, obviously have covered the eastern and western parts of the ejecta. In turn, ejecta from Archimedes has covered materials of the Imbrium basin like the rugged hills in the lower left of the picture. These stratigraphic relations prove that time elapsed between formation of the Imbrium basin and its filling by mare-time enough for impacts to create Archimedes, the deeply flooded crater to its right (arrow), and similar "Imbrian-age" craters elsewhere, as was pointed out by Eugene Shoemaker in 1962.
Archimedes is the first large crater described in this chapter that has no visible central peak complex. Presumably the complex exists but has been completely inundated by the mare.-D.E.W.
Photographic data:
Image Name: AS15-M-1541
Mission: Apollo 15
Revolution (Orbit): 35
Camera: Mapping/Metric
Exposure: 00:00:00
Camera Tilt: 40
Sun Elevation: 26.0°
Features: ARCHIMEDES, ARISTILLUS
Film Type: 3400
Color: black&white
Дата
Источник
Arizona State University, Apollo Image Archive, Apollo Browse Gallery, Apollo 15: Mapping (Metric) Camera, AS15-M-1541
Автор
NASA
Это изображение или видеозапись внесены в каталог одного из исследовательских центров НАСА под идентификатором (Photo ID): AS15-M-1541.
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Uploaded a work by NASA from Arizona State University, Apollo Image Archive, Apollo Browse Gallery, Apollo 15: Mapping (Metric) Camera, [http://wms.lroc.asu.edu/apollo/view?camera=M&image_name=AS15-M-1541 AS15-M-1541] with UploadWizard
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Автор
Dr. Mark Robinson, Arizona State University
Примечание к PNG-файлу
This is a virtual print of Apollo Photograph AS15-M-1541 generated by the School of Earth and Space Exploration, Arizona State University. Usage of this image is governed by the Acceptable Use Policy, which can be accessed at http://apollo.sese.asu.edu/ABOUT_SCANS/index.html