Search Results - "FLASAR, F. M."

Cassini Encounters Enceladus: Background and the Discovery of a South Polar Hot Spot by Spencer, J. R, Pearl, J. C, Segura, M, Flasar, F. M, Mamoutkine, A, Romani, P, Buratti, B. J, Hendrix, A. R, Spilker, L. J, Lopes, R. M. C

“…The Cassini spacecraft completed three close flybys of Saturn's enigmatic moon Enceladus between February and July 2005. On the third and closest flyby, on 14…”
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A hexagon in Saturn’s northern stratosphere surrounding the emerging summertime polar vortex by Fletcher, L. N., Orton, G. S., Sinclair, J. A., Guerlet, S., Read, P. L., Antuñano, A., Achterberg, R. K., Flasar, F. M., Irwin, P. G. J., Bjoraker, G. L., Hurley, J., Hesman, B. E., Segura, M., Gorius, N., Mamoutkine, A., Calcutt, S. B.

“…Saturn’s polar stratosphere exhibits the seasonal growth and dissipation of broad, warm vortices poleward of ~75° latitude, which are strongest in the summer…”
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Evolution of the equatorial oscillation in Saturn's stratosphere between 2005 and 2010 from Cassini/CIRS limb data analysis by Guerlet, S., Fouchet, T., Bézard, B., Flasar, F. M., Simon-Miller, A. A.

“…We present an analysis of thermal infrared spectra acquired in limb viewing geometry by Cassini/CIRS in February 2010. We retrieve vertical profiles of…”
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The origin and evolution of Saturn’s 2011–2012 stratospheric vortex by Fletcher, Leigh N., Hesman, B.E., Achterberg, R.K., Irwin, P.G.J., Bjoraker, G., Gorius, N., Hurley, J., Sinclair, J., Orton, G.S., Legarreta, J., García-Melendo, E., Sánchez-Lavega, A., Read, P.L., Simon-Miller, A.A., Flasar, F.M.

“…► Saturn’s storm produced huge perturbations to stratospheric temperatures and winds. ► Two beacons of emission merged to form a large stratospheric vortex in…”
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Seasonal change on Saturn from Cassini/CIRS observations, 2004–2009 by Fletcher, Leigh N., Achterberg, Richard K., Greathouse, Thomas K., Orton, Glenn S., Conrath, Barney J., Simon-Miller, Amy A., Teanby, Nicholas, Guerlet, Sandrine, Irwin, Patrick G.J., Flasar, F.M.

“…Five years of thermal infrared spectra from the Cassini Composite Infrared Spectrometer (CIRS) are analyzed to determine the response of Saturn’s atmosphere to…”
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EVOLUTION OF THE STRATOSPHERIC TEMPERATURE AND CHEMICAL COMPOSITION OVER ONE TITANIAN YEAR by Coustenis, Athena, BAMPASIDIS, G, Achterberg, R K, Lavvas, P, Jennings, D E, Nixon, C A, TEANBY, N A, Vinatier, S, Flasar, F M, Carlson, R C, Orton, G, Romani, P N, GUANDIQUE, E A, STAMOGIORGOS, S

“…Since the Voyager 1 (V1) flyby in 1980, Titan's exploration from space and the ground has been ongoing for more than a full revolution of Saturn around the Sun…”
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An equatorial oscillation in Saturn's middle atmosphere by Fouchet, T, Guerlet, S, Strobel, D. F, Simon-Miller, A. A, Bézard, B, Flasar, F. M

“…The middle atmospheres of planets are driven by a combination of radiative heating and cooling, mean meridional motions, and vertically propagating waves…”
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Temperature and Composition of Saturn's Polar Hot Spots and Hexagon by Fletcher, L. N., Irwin, P. G. J., Orton, G. S., Teanby, N. A., Achterberg, R. K., Bjoraker, G. L., Read, P. L., Simon-Miller, A. A., Howett, C., de Kok, R., Bowles, N., Calcutt, S. B., Hesman, B., Flasar, F. M.

“…Saturn's poles exhibit an unexpected symmetry in hot, cyclonic polar vortices, despite huge seasonal differences in solar flux. The cores of both vortices are…”
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Equatorial Oscillation and Planetary Wave Activity in Saturn's Stratosphere Through the Cassini Epoch by Guerlet, S., Fouchet, T., Spiga, A., Flasar, F. M., Fletcher, L. N., Hesman, B. E., Gorius, N.

“…Thermal infrared spectra acquired by Cassini/Composite InfraRed Spectrometer (CIRS) in limb‐viewing geometry in 2015 are used to derive 2‐D latitude‐pressure…”
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THERMAL AND CHEMICAL STRUCTURE VARIATIONS IN TITAN'S STRATOSPHERE DURING THE CASSINI MISSION by BAMPASIDIS, Georgios, COUSTENIS, A, MOUSSAS, X, PREKA-PAPADEMA, P, ROMANI, P. N, GUANDIQUE, E. A, STAMOGIORGOS, S, ACHTERBERG, R. K, VINATIER, S, LAVVAS, P, NIXON, C. A, JENNINGS, D. E, TEANBY, N. A, FLASAR, F. M, CARLSON, R. C

“…We have developed a line-by-line Atmospheric Radiative Transfer for Titan code that includes the most recent laboratory spectroscopic data and haze…”
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Titan's Surface Brightness Temperatures by Jennings, D. E, Flasar, F. M, Kunde, V. G, Samuelson, R. E, Pearl, J. C, Nixon, C. A, Carlson, R. C, Mamoutkine, A. A, Brasunas, J. C, Guandique, E, Achterberg, R. K, Bjoraker, G. L, Romani, P. N, Segura, M. E, Albright, S. A, Elliott, M. H, Tingley, J. S, Calcutt, S, Coustenis, A, Courtin, R

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Titan's winter polar vortex structure revealed by chemical tracers by Teanby, N. A., de Kok, R., Irwin, P. G. J., Osprey, S., Vinatier, S., Gierasch, P. J., Read, P. L., Flasar, F. M., Conrath, B. J., Achterberg, R. K., Bézard, B., Nixon, C. A., Calcutt, S. B.

“…The winter polar vortex on Saturn's largest moon Titan has profound effects on atmospheric circulation and chemistry and for the current northern midwinter…”
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Oxygen compounds in Titan's stratosphere as observed by Cassini CIRS by de Kok, R., Irwin, P.G.J., Teanby, N.A., Lellouch, E., Bézard, B., Vinatier, S., Nixon, C.A., Fletcher, L., Howett, C., Calcutt, S.B., Bowles, N.E., Flasar, F.M., Taylor, F.W.

“…We have investigated the abundances of Titan's stratospheric oxygen compounds using 0.5 cm−1 resolution spectra from the Composite Infrared Spectrometer on the…”
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Saturn's equatorial oscillation: Evidence of descending thermal structure from Cassini radio occultations by Schinder, P. J., Flasar, F. M., Marouf, E. A., French, R. G., McGhee, C. A., Kliore, A. J., Rappaport, N. J., Barbinis, E., Fleischman, D., Anabtawi, A.

“…A series of near‐equatorial radio occultations of Cassini by Saturn occurred in 2005 and again in 2009–2010. Comparison of the temperature‐pressure profiles…”
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Characteristics of Titan's stratospheric aerosols and condensate clouds from Cassini CIRS far-infrared spectra by de Kok, R., Irwin, P.G.J., Teanby, N.A., Nixon, C.A., Jennings, D.E., Fletcher, L., Howett, C., Calcutt, S.B., Bowles, N.E., Flasar, F.M., Taylor, F.W.

“…Four broad spectral features were identified in far-infrared limb spectra from the Cassini Composite Infrared Spectrometer (CIRS), two of which have not been…”
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ISOTOPIC RATIOS IN TITAN's METHANE: MEASUREMENTS AND MODELING by NIXON, C. A, TEMELSO, B, ROMANI, P. N, COUSTENIS, A, FLASAR, F. M, VINATIER, S, TEANBY, N. A, BEZARD, B, ACHTERBERG, R. K, MANDT, K. E, SHERRILL, C. D, IRWIN, P. G. J, JENNINGS, D. E

“…The existence of methane in Titan's atmosphere (~6% level at the surface) presents a unique enigma, as photochemical models predict that the current inventory…”
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D/H ratio of Titan from Observations of the Cassini/Composite Infrared Spectrometer by Abbas, M. M, Kandadi, H, LeClair, A, Achterberg, R. K, Flasar, F. M, Kunde, V. G, Conrath, B. J, Bjoraker, G, Brasunas, J, Carlson, R, Jennings, D. E, Segura, M

“…The Composite Infrared Spectrometer (CIRS) aboard the Cassini spacecraft, launched in 1997 October and inserted into Saturn's orbit in 2004 July for…”
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Initial results from radio occultation measurements with Mars Global Surveyor by Hinson, D. P., Simpson, R. A., Twicken, J. D., Tyler, G. L., Flasar, F. M.

“…A series of radio occultation experiments conducted with Mars Global Surveyor in early 1998 has yielded 88 vertical profiles of the neutral atmosphere. The…”
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Ionosphere of Callisto from Galileo radio occultation observations by Kliore, A. J., Anabtawi, A., Herrera, R. G., Asmar, S. W., Nagy, A. F., Hinson, D. P., Flasar, F. M.

“…An ionosphere has been detected at Callisto by the Galileo spacecraft, using the radio occultation technique. There were four usable occultations by Callisto,…”
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Titan's neutral atmosphere seasonal variations up to the end of the Cassini mission by Coustenis, A., Jennings, D.E., Achterberg, R.K., Lavvas, P., Bampasidis, G., Nixon, C.A., Flasar, F.M.

“…In this paper we report new results concerning the seasonal atmospheric evolution near Titan's poles and equator in terms of temperature and composition using…”
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