De Morgan (crater)
 Lunar Orbiter 4 image | |
| Coordinates | 3°18′N 14°54′E / 3.3°N 14.9°E / 3.3; 14.9 |
|---|---|
| Diameter | 10 km |
| Depth | 1.8 km |
| Colongitude | 345° at sunrise |
| Eponym | Augustus De Morgan |
De Morgan is a small lunar impact crater that is located in the central region of the Moon, midway between the crater D'Arrest two crater diameters to the south, and Cayley to the north. Its diameter is 9.7 km. It is named after British logician Augustus De Morgan.[1]
This crater is circular and bowl-shaped, with a small interior floor at the midpoint between the conical, sloping inner wall.
References
- ^ "De Morgan (crater)". Gazetteer of Planetary Nomenclature. USGS Astrogeology Research Program.
- Andersson, L. E.; Whitaker, E. A. (1982). NASA Catalogue of Lunar Nomenclature. NASA RP-1097.
- Bussey, B.; Spudis, P. (2004). The Clementine Atlas of the Moon. New York: Cambridge University Press. ISBN 978-0-521-81528-4.
- Cocks, Elijah E.; Cocks, Josiah C. (1995). Who's Who on the Moon: A Biographical Dictionary of Lunar Nomenclature. Tudor Publishers. ISBN 978-0-936389-27-1.
- McDowell, Jonathan (July 15, 2007). "Lunar Nomenclature". Jonathan's Space Report. Retrieved 2007-10-24.
- Menzel, D. H.; Minnaert, M.; Levin, B.; Dollfus, A.; Bell, B. (1971). "Report on Lunar Nomenclature by the Working Group of Commission 17 of the IAU". Space Science Reviews. 12 (2): 136–186. Bibcode:1971SSRv...12..136M. doi:10.1007/BF00171763. S2CID 122125855.
- Moore, Patrick (2001). On the Moon. Sterling Publishing Co. ISBN 978-0-304-35469-6.
- Price, Fred W. (1988). The Moon Observer's Handbook. Cambridge University Press. ISBN 978-0-521-33500-3.
- Rükl, Antonín (1990). Atlas of the Moon. Kalmbach Books. ISBN 978-0-913135-17-4.
- Webb, Rev. T. W. (1962). Celestial Objects for Common Telescopes (6th revised ed.). Dover. ISBN 978-0-486-20917-3.
- Whitaker, Ewen A. (1999). Mapping and Naming the Moon. Cambridge University Press. ISBN 978-0-521-62248-6.
- Wlasuk, Peter T. (2000). Observing the Moon. Springer. ISBN 978-1-85233-193-1.
External links
Wikimedia Commons has media related to De Morgan (crater).
- De Morgan at The Moon Wiki
- Chuck Wood, Lunar Photo of the Day, How Deep is That Hole at the Wayback Machine (archived June 14, 2011) - includes a couple of craters such as De Morgan (sometimes as de Morgan)
