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Published 2009 | public
Book Section - Chapter

The Chemical Composition of 9P/Tempel 1 from Radio Observations

Abstract

In 2005, as part of a world-wide multi-wavelength investigation of comet 9P/Tempel 1 in support to the Deep Impact mission, we conducted radio spectroscopic observations with the Nançay radio telescope, the Odin satellite, the CSO 10-m and the IRAM 30-m telescopes. We report here our results concerning the chemical composition of the comet. The relative abundances of the detected species (H₂O, CH₃OH, H₂S, HCN) or their upper limits (CO, H₂CO, CS) are comparable to the mean values observed in other comets. No significant changes of the outgassing rates (except possibly for CH₃OH) or of the molecular abundances were observed following the impact.

Additional Information

© 2009 Springer-Verlag Berlin Heidelberg. Odin is a Swedish-led satellite project funded jointly by the space agencies of Sweden (SNBS), Canada (CSA), Finland (Tekes) and France (CNES). IRAM is co-funded by France (CNRS), Germany (MPG) and Spain (IGN). The CSO is supported by NSF grant AST-0540882. The Nançay radio observatory is funded by the CNRS and the Région Centre in France.

Additional details

Created:
August 20, 2023
Modified:
January 15, 2024