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Science 21 January 1972:
Vol. 175. no. 4019, pp. 308 - 309
DOI: 10.1126/science.175.4019.308
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Articles

Infrared Radiometry Experiment on Mariner 9

S. C. Chase Jr. 1, H. Hatzenbeler 1, H. H. Kieffer 2, E. Miner 3, G. Münch 4, and G. Neugebauer 4

1 Santa Barbara Research Center, Goleta, California 93017
2 Department of Planetary and Space Science, University of California, Los Angeles 90024
3 Jet Propulsion Laboratory, California Institute of Technology Pasadena 91103
4 California Institute of Technology, Pasadena 91109

The brightness temperatures at 10 and 20 micrometers measured by the Mariner 9 infrared radiometer differ substantially from those predicted by the radiometer results of Mariners 6 and 7. The results indicate a significant latitude-dependent contribution of the atmospheric dust to the observed thermal emission.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)