Characterising Saturn's vertical temperature structure from Cassini/CIRS

Icarus

Volumn 189, Issue 2, 2007, Pages 457-478

  Fletcher, L N ^a   Irwin, P G J ^a   Teanby, N A ^a   Orton, G S ^b   Parrish, P D ^b   de Kok, R ^a   Howett, C ^a   Calcutt, S B ^a   Bowles, N ^a   Taylor, F W ^a  

^a UNIVERSITY OF OXFORD   (United Kingdom)

^b CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Atmospheres; composition; Saturn; structure

Indexed keywords

EID: 34447257917     PISSN: 00191035     EISSN: 10902643     Source Type: Journal    
DOI: 10.1016/j.icarus.2007.02.006     Document Type: Article

References (69)

1. Achterberg R.K., Conrath B.J., Flasar F.M., Simon-Miller A.A., and CIRS Team. Thermal structure of Saturn's southern hemisphere from Cassini CIRS observations. Bull. Am. Astron. Soc. 37 (2005) 677
2. Atreya S.K., Wong M.H., Owen T.C., Mahaffy P.R., Niemann H.B., de Pater I., Drossart P., and Encrenaz T. A comparison of the atmospheres of Jupiter and Saturn: Deep atmospheric composition, cloud structure, vertical mixing, and origin. Planet. Space Sci. 47 (1999) 1243-1262
3. Baines K.H., Momary T.W., Roos-Serote M., and the Cassini/VIMS Science Team. North vs south on Saturn: Discovery of a pronounced hemispherical asymmetry in Saturn's 5-micron emission and associated deep cloud structure by Cassini/VIMS. Bull. Am. Astron. Soc. 38 (2006) 488
4. Barnet C.D., Beebe R.F., and Conrath B.J. A seasonal radiative-dynamic model of Saturn's troposphere. Icarus 98 (1992) 94-107
5. Bézard B., Gautier D., and Conrath B. A seasonal model of the saturnian upper troposphere comparison with Voyager infrared measurements. Icarus 60 (1984) 274-288
6. 2-He in the rotational and fundamental bands for planetary applications. Icarus 123 (1996) 4-22
7. 2 pairs in the fundamental band at temperatures from 20 K to 300 K. Icarus 92 (1991) 273-279
8. 2 pairs in the fundamental band at temperatures from 20 to 300 K (Erratum). Icarus 106 (1993) 614
9. 4 pairs. Astrophys. J. 304 (1986) 849-865
10. 4 pairs at temperatures from 50 to 300 K. Astrophys. J. 318 (1987) 940-943
11. Borysow J., Trafton L., Frommhold L., and Birnbaum G. Modelling of pressure-induced far-infrared absorption-spectra: Molecular-hydrogen pairs. Astrophys. J. 296 (1985) 644-654
12. 2-He pairs at temperatures from 40 to 3000 K. Astrophys. J. 326 (1988) 509-515
13. Brinkman A.W., and McGregor J. The effect of the ring system of the solar radiation reaching the top of Saturn's atmosphere-Direct radiation. Icarus 38 (1979) 479-482
14. Calcutt S.B. The composite infrared spectrometer. J. Br. Interplanet. Soc. 45 (1992) 811-816
15. Carlson B.E., Lacis A.A., and Rossow W.B. Ortho-para-hydrogen equilibration on Jupiter. Astrophys. J. 393 (1992) 357-372
16. Cess R.D., and Caldwell J. A saturnian stratospheric seasonal climate model. Icarus 38 (1979) 349-357
17. Conrath B.J., and Gautier D. Saturn helium abundance: A reanalysis of Voyager measurements. Icarus 144 (2000) 124-134
18. Conrath B.J., and Gierasch P.J. Global variation of the para-hydrogen fraction in Jupiter's atmosphere and implications for dynamics on the outer planets. Icarus 57 (1984) 184-204
19. Conrath B.J., and Pirraglia J.A. Thermal structure of Saturn from Voyager infrared measurements-Implications for atmospheric dynamics. Icarus 53 (1983) 286-292
20. Conrath B.J., Gautier D., Hanel R.A., and Hornstein J.S. The helium abundance of Saturn from Voyager measurements. Astrophys. J. 282 (1984) 807-815
21. Conrath B.J., Gierasch P.J., and Ustinov E.A. Thermal structure and para-hydrogen fraction on the outer planets from Voyager IRIS measurements. Icarus 135 (1998) 501-517
22. 4, and the saturnian D/H isotopic ratio. Astrophys. J. 287 (1984) 899-916
23. Flasar F.M., Kunde V.G., Abbas M.M., Achterberg R.K., Ade P., Barucci A., Bézard B., Bjoraker G.L., Brasunas J.C., Calcutt S., Carlson R., Césarsky C.J., Conrath B.J., Coradini A., Courtin R., Coustenis A., Edberg S., Edgington S., Ferrari C., Fouchet T., Gautier D., Gierasch P.J., Grossman K., Irwin P., Jennings D.E., Lellouch E., Mamoutkine A.A., Marten A., Meyer J.P., Nixon C.A., Orton G.S., Owen T.C., Pearl J.C., Prangé R., Raulin F., Read P.L., Romani P.N., Samuelson R.E., Segura M.E., Showalter M.R., Simon-Miller A.A., Smith M.D., Spencer J.R., Spilker L.J., and Taylor F.W. Exploring the Saturn system in the thermal infrared: The composite infrared spectrometer. Space Sci. Rev. 115 (2004) 169-297
24. Flasar F.M., Achterberg R.K., Conrath B.J., Pearl J.C., Bjoraker G.L., Jennings D.E., Romani P.N., Simon-Miller A.A., Kunde V.G., Nixon C.A., Bézard B., Orton G.S., Spilker L.J., Spencer J.R., Irwin P.G.J., Teanby N.A., Owen T.C., Brasunas J., Segura M.E., Carlson R.C., Mamoutkine A., Gierasch P.J., Schinder P.J., Showalter M.R., Ferrari C., Barucci A., Courtin R., Coustenis A., Fouchet T., Gautier D., Lellouch E., Marten A., Prangé R., Strobel D.F., Calcutt S.B., Read P.L., Taylor F.W., Bowles N., Samuelson R.E., Abbas M.M., Raulin F., Ade P., Edgington S., Pilorz S., Wallis B., and Wishnow E.H. Temperatures, winds, and composition in the saturnian system. Science 307 (2005) 1247-1251
25. Flasar, F.M., Schinder, P.J., Kliore, A.J., French, R.G., Marouf, E.A., Nagy, A., Rappaport, N.J., Anabtawi, A., Asmar, S., Barbinis, E., Fleischman, D.U., Goltz, G.L., Johnston, D.V., Rochblatt, D., McGhee, C.A., 2005b. Low-latitude temperatures, pressures, and winds on Saturn from Cassini radio occultations. In: AGU Fall Meeting Abstracts. C128+
26. Fletcher, L.N., Irwin, P.G.J., Teanby, N.A., Orton, G.S., Parrish, P.D., Calcutt, S.B., Bowles, N., de Kok, R., Howett, C., Taylor, F.W., 2007. The meridional phosphine distribution in Saturn's upper troposphere from Cassini/CIRS observations. Icarus, in press
27. Fouchet T., Lellouch E., and Feuchtgruber H. The hydrogen ortho-to-para ratio in the stratospheres of the giant planets. Icarus 161 (2003) 127-143
28. 6 abundances in Saturn's stratosphere at southern summer solstice. Icarus 177 (2005) 18-31
29. Hanel R., Crosby D., Herath L., Vanous D., Collins D., Creswick H., Harris C., and Rhodes M. Infrared spectrometer for Voyager. Appl. Opt. 19 (1980) 1391-1400
30. Hanel R., Conrath B., Flasar F.M., Kunde V., Maguire W., Pearl J.C., Pirraglia J., Samuelson R., Herath L., Allison M., Cruikshank D.P., Gautier D., Gierasch P.J., Horn L., Koppany R., and Ponnamperuma C. Infrared observations of the saturnian system from Voyager 1. Science 212 (1981) 192-200
31. Hanel R., Conrath B., Flasar F.M., Kunde V., Maguire W., Pearl J.C., Pirraglia J., Samuelson R., Cruikshank D.P., Gautier D., Gierasch P.J., Horn L., and Ponnamperuma C. Infrared observations of the saturnian system from Voyager 2. Science 215 (1982) 544-548
32. Irwin P.G.J., and Dyudina U. The retrieval of cloud structure maps in the equatorial region of Jupiter using a principal component analysis of Galileo/NIMS data. Icarus 156 (2002) 52-63
33. Irwin P.G.J., Parrish P., Fouchet T., Calcutt S.B., Taylor F.W., Simon-Miller A.A., and Nixon C.A. Retrievals of jovian tropospheric phosphine from Cassini/CIRS. Icarus 172 (2004) 37-49
34. Karkoschka E., and Tomasko M.G. Saturn's upper atmospheric hazes observed by the Hubble Space Telescope. Icarus 106 (1993) 428-441
35. Karkoschka E., and Tomasko M. Saturn's vertical and latitudinal cloud structure 1991-2004 from HST imaging in 30 filters. Icarus 179 (2005) 195-221
36. Kerola D.X., Larson H.P., and Tomasko M.G. Analysis of the near-IR spectrum of Saturn: A comprehensive radiative transfer model of its middle and upper troposphere. Icarus 127 (1997) 190-212
37. 3, clouds, and haze. Icarus 185 (2006) 476-486
38. Kunde V.G., Ade P.A., Barney R.D., Bergman D., Bonnal J.-F., Borelli R., Boyd D., Brasunas J.C., Brown G., Calcutt S.B., Carroll F., Courtin R., Cretolle J., Crooke J.A., Davis M.A., Edberg S., Fettig R., Flasar M., Glenar D.A., Graham S., Hagopian J.G., Hakun C.F., Hayes P.A., Herath L., Horn L., Jennings D.E., Karpati G., Kellebenz C., Lakew B., Lindsay J., Lohr J., Lyons J.J., Martineau R.J., Martino A.J., Matsumura M., McCloskey J., Melak T., Michel G., Morell A., Mosier C., Pack L., Plants M., Robinson D., Rodriguez L., Romani P., Schaefer W.J., Schmidt S., Trujillo C., Vellacott T., Wagner K., and Yun D. Cassini infrared Fourier spectroscopic investigation. In: Horn L. (Ed). Cassini/Huygens: A Mission to the Saturnian Systems. Proc. SPIE vol. 2803 (1996) 162-177
39. Lacis A.A., and Oinas V. A description of the correlated-k distribution method for modelling nongray gaseous absorption, thermal emission, and multiple scattering in vertically inhomogeneous atmospheres. J. Geophys. Res. 96 15 (1991) 9027-9064
40. Lellouch E., Bézard B., Fouchet T., Feuchtgruber H., Encrenaz T., and de Graauw T. The deuterium abundance in Jupiter and Saturn from ISO-SWS observations. Astron. Astrophys. 370 (2001) 610-622
41. Lindal G.F., Sweetnam D.N., and Eshleman V.R. The atmosphere of Saturn-An analysis of the Voyager radio occultation measurements. Astron. J. 90 (1985) 1136-1146
42. 3 ice from the far infrared to the near ultraviolet. Appl. Opt. 23 (1984) 541-547
43. Massie S.T., and Hunten D.M. Conversion of para- and ortho-hydrogen in the jovian planets. Icarus 49 (1982) 213-226
44. Moore L.E., Mendillo M., Müller-Wodarg I.C.F., and Murr D.L. Modelling of global variations and ring shadowing in Saturn's ionosphere. Icarus 172 (2004) 503-520
45. Muñoz O., Moreno F., Molina A., Grodent D., Gérard J.C., and Dols V. Study of the vertical structure of Saturn's atmosphere using HST/WFPC2 images. Icarus 169 (2004) 413-428
46. Ortiz J.L., Moreno F., and Molina A. Saturn 1991-1993: Clouds and hazes. Icarus 119 (1996) 53-66
47. Orton G.S., and Yanamandra-Fisher P.A. Saturn's temperature field from high-resolution middle-infrared imaging. Science 307 (2005) 696-698
48. 3 in Saturn from observations of its 1-0 and 3-2 rotational lines.". Icarus 149 (2001) 489-490
49. Orton G., Fisher B., Yanamandra-Fisher P., Baines K., Ressler M., Beach-Kimball B., Jackson B., Gezari D., and Varosi F. Pre-Cassini infrared characterisation of Saturn's atmosphere. Bull. Am. Astron. Soc. (2003) 1018
50. 2 collision induced absorption at low temperatures. Icarus, in press
51. Pérez-Hoyos S., Sánchez-Lavega A., French R.G., and Rojas J.F. Saturn's cloud structure and temporal evolution from ten years of Hubble Space Telescope images (1994-2003). Icarus 176 (2005) 155-174
52. Pérez-Hoyos S., and Sánchez-Lavega A. On the vertical wind shear of Saturn's equatorial jet at cloud level. Icarus 180 (2006) 161-175
53. Pérez-Hoyos S., and Sánchez-Lavega A. Solar flux in Saturn's atmosphere: Penetration and heating rates in the aerosol and cloud layers. Icarus 180 (2006) 368-378
54. Pirraglia J.A. Meridional energy balance of Jupiter. Icarus 59 (1984) 169-176
55. Porco C.C., Baker E., Barbara J., Beurle K., Brahic A., Burns J.A., Charnoz S., Cooper N., Dawson D.D., Del Genio A.D., Denk T., Dones L., Dyudina U., Evans M.W., Giese B., Grazier K., Helfenstein P., Ingersoll A.P., Jacobson R.A., Johnson T.V., McEwen A., Murray C.D., Neukum G., Owen W.M., Perry J., Roatsch T., Spitale J., Squyres S., Thomas P., Tiscareno M., Turtle E., Vasavada A.R., Veverka J., Wagner R., and West R. Cassini imaging science: Initial results on Saturn's atmosphere. Science 307 (2005) 1243-1247
56. Rodgers C.D. Inverse Methods for Atmospheric Remote Sounding: Theory and Practise (2000), World Scientific, Singapore
57. Sánchez-Lavega A., Pérez-Hoyos S., Acarreta J.R., and French R.G. No hexagonal wave around Saturn's southern pole. Icarus 160 (2002) 216-219
58. Sánchez-Lavega A., Hueso R., Pérez-Hoyos S., Rojas J.F., and French R.G. Saturn's cloud morphology and zonal winds before the Cassini encounter. Icarus 170 (2004) 519-523
59. Sánchez-Lavega A., Hueso R., Pérez-Hoyos S., and Rojas J.F. A strong vortex in Saturn's south pole. Icarus 184 (2006) 524-531
60. Santer B.D., Wehner M.F., Wigley T.M.L., Sausen R., Meehl G.A., Taylor K.E., Ammann C., Arblaster J., Washington W.M., Boyle J.S., and Brüggemann W. Contributions of anthropogenic and natural forcing to recent tropopause height changes. Science 301 (2003) 479-483
61. Stam D.M., Banfield D., Gierasch P.J., Nicholson P.D., and Matthews K. Near-IR spectrophotometry of saturnian aerosols-meridional and vertical distribution. Icarus 152 (2001) 407-422
62. 2 in Titan's stratosphere derived from Cassini CIRS data. Icarus 181 (2006) 243-255
63. Temma T., Chanover N.J., Simon-Miller A.A., Glenar D.A., Hillman J.J., and Kuehn D.M. Vertical structure modelling of Saturn's equatorial region using high spectral resolution imaging. Icarus 175 (2005) 464-489
64. Tokunaga A., and Cess R.D. A model for the temperature inversion within the atmosphere of Saturn. Icarus 32 (1977) 321-327
65. Tomasko, M.G., West, R.A., Orton, G.S., Teifel, V.G., 1984. Clouds and aerosols in Saturn's atmosphere. Saturn, pp. 150-194
66. Trafton L. Long-term changes in Saturn's troposphere. Icarus 63 (1985) 374-405
67. Vasavada A.R., Hörst S.M., Kennedy M.R., Ingersoll A.P., Porco C.C., Del Genio A.D., and West R.A. Cassini imaging of Saturn: Southern hemisphere winds and vortices. J. Geophys. Res. 111 (2006) 5004
68. West R.A., Hart H., Hord C.W., Simmons K.E., Esposito L.W., Sato M., Coffeen D.L., Lane A.L., and Pomphrey R.B. Photometry and polarimetry of Saturn at 2640 and 7500 A. J. Geophys. Res. 88 17 (1983) 8679-8697
69. Yanamandra-Fisher P.A., Orton G.S., Fisher B.M., and Sanchez-Lavega A. NOTE: Saturn's 5.2-μm cold spots: Unexpected cloud variability. Icarus 150 (2001) 189-193