Encyclopedia of Planetary Landforms

2015 Edition
| Editors: Henrik Hargitai, Ákos Kereszturi

Regio, [Regiones]

  • Henrik Hargitai
Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-3134-3_292

A descriptor term used in the Gazetteer of Planetary Nomenclature.

Definition

A large area marked by reflectivity or color distinctions from adjacent areas or a broad geographic region (IAU Gazetteer 2014).

Previous Definition

A large area marked by reflectivity or color distinctions from adjacent areas (Wayman 1980).

Origin of Term

Direction, area on the sky, Latin.

History of Nomenclature

Previously used for albedo features on Mars (Sadler 1958; Dollfus 1960: p. 260). Added in 1979.

See Also

References

  1. Dollfus A (1960) Sous-Commission de la Nomenclature Martienne. In: Sadler DH (ed) Proceedings of the 10 general assembly. Transactions of the IAU, vol X. Cambridge University Press, London/New York, pp 259–262Google Scholar
  2. IAU Gazetteer (2014) Gazetteer of planetary nomenclature. International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN). http://planetarynames.wr.usgs.gov/DescriptorTerms
  3. Sadler DH (ed) (1958) Proceedings of the 10th general assembly. Transactions of the IAU, vol X B. Cambridge University Press [cited by IAU Gazetteer (2014)]Google Scholar
  4. Wayman P (ed) (1980) Proceedings of the 17th General Assembly. Transactions of the IAU, XVII B. D. Reidel Publishing Company, Dordrecht, HollandGoogle Scholar

Copyright information

© Springer Science+Business Media New York 2015

Authors and Affiliations

  1. 1.NASA Ames Research Center/NPPMoffett FieldUSA