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In the Pipeline
Articles
2017
Larsson, R., M. Milz, P. Eriksson, J. Mendrok, Y. Kasai, S. A. Buehler, C. Diéval, D. Brain, and P. Hartogh (2017), Martian magnetism with orbiting sub-millimeter sensor: simulated retrieval system, Geosci. Instr., Methods and Data Syst., 6(1), 27–37, doi:10.5194/gi-6-27-2017.
Larsson, R., R. Ramstad, J. Mendrok, S. A. Buehler, and Y. Kasai (2013), A Method for Remote Sensing of Weak Planetary Magnetic Fields: Simulated Application to Mars, Geophys. Res. Lett., 40(19), 5014–5018, doi:10.1002/grl.50964.
Kasai, Y., H. Sagawa, T. Kuroda, T. Manabe, S. Ochiai, K. Kikuchi, T. Nishibori, P. Baron, J. Mendrok, P. Hartogh, D. Murtagh, J. Urban, F. von Schéele, and U. Frisk (2012), Overview of the Martian atmospheric submillimetre sounder FIRE, Planet. Space Sci., 63-64, 62–82, doi:10.1016/j.pss.2011.10.013.
Sagawa, H., J. Mendrok, T. Seta, H. Hoshina, P. Baron, K. Suzuki, I. Hosako, C. Otani, P. Hartogh, and Y. Kasai (2009), Pressure broadening coefficients of H2O induced by CO2 for Venus atmosphere, J. Quant. Spectrosc. Radiat. Transfer, 110(18), 2027–2036, doi:10.1016/j.jqsrt.2009.05.003.
Articles in Conference Proceedings and Newsletters
Internal Reports
External references
Bell, J. F., R. C. Anderson, J. L. Bishop, N. T. Bridges, D. T. Britt, J. A. Crisp, T. Economou, A. Gosh, J. P. Greenwood, H. P. Gunnlaugsson, R. B. Hargraves, K. Herkenhoff, S. F. Hviid, J. R. Johnson, J. M. Knudsen, M. B. Madsen, H. Y. McSween Jr., R. V. Morris, S. L. Murchie, and R. J. Reid (1998), Mineralogy, Composition, and Origin of Soil and Dust at the Mars Pathfinder Landing Site, In: 29th Annual Lunar and Planetary Science Conference, March 16-20, 1998, Houston, TX, abstract no. 1723.
Benson, J. L., D. M. Kass, and A. Kleinböhl (2011), Mars' north polar hood as observed by the Mars Climate Sounder, J. Geophys. Res., 116, E03008, doi:10.1029/2010JE003693.
Bertaux, J.-L., O. Korablev, D. Fonteyn, et al. (2009), SPICAM: Spectroscopy for the Investigation of the Characteristics of the Atmospheric of Mars, ESA, ESA SP-1291: Mars Express - The Scientific Investigations.
Biver, N., A. Lecacheux, T. Encrenaz, E. Lellouch, P. Baron, J. Crovisier, U. Frisk, Å. Hjalmarson, M. Olberg, Aa. Sandqvist, and S. Kwok (2005), Wide-band observations of the 557 GHz water line in Mars with Odin, A&A, 435(2), 765–772, doi:10.1051/0004-6361:20042247.
Cain, Joseph C., Bruce B. Ferguson, and David Mozzoni (2003), An n = 90 internal potential function of the Martian crustal magnetic field, J. Geophys. Res., 108(E2), 5008, doi:10.1029/2000JE001487.
Clancy, R. T., M. J. Wolff, and P. R. Christensen (2003), Mars aerosol studies with the MGS TES emission phase function observations: Optical depths, particle sizes, and ice cloud types versus latitude and solar longitude, J. Geophys. Res., 108(E9), 5098, doi:doi:10.1029/2003JE002058.
Clancy, R. T., B. J. Sandor, and G. H. Moriarty-Schieven (2004), A measurement of the 362 GHz absorption line of Mars atmospheric H2O2, Icarus, 168, 116–121, doi:10.1016/j.icarus.2003.12.003.
Clancy, R. T., D. O. Muhleman, and G. L. Berge (1990), Global changes in the 0–70 km thermal structure of the Mars atmosphere derived from 1975 to 1989 microwave CO spectra, J. Geophys. Res., 95(B9), 14543–14554, doi:10.1029/JB095iB09p14543.
, R. T. Clancy, A. W. Grossman, and D. O. Muhleman (1992), Mapping Mars water vapor with the very large array, Icarus, 100, 48–59, doi:10.1016/0019-1035(92)90017-2.
Clancy, R. T., S. W. Lee, G. R. Gladstone, W. W. McMillan, and T. Rousch (1995), A new model for Mars atmospheric dust based upon analysis of ultraviolet through infrared observations from Mariner 9, Viking, and Phobos, J. Geophys. Res., 100(E3), 5251–5262, doi:10.1029/94JE01885.
Clancy, R. T., A. W. Grossman, M. J. Wolff, P. B. James, D. J. Rudy, Y. N. Billawala, B. J. Sandor, S. W. Lee, and D. O. Muhleman (1996), Water Vapor Saturation at Low Altitudes around Mars Aphelion: A Key to Mars Climate?, Icarus, 122, 36–62, doi:10.1006/icar.1996.0108.
Colaprete, A., R. M. Haberle, and O. B. Toon (2003), Formation of convective carbon dioxide clouds near the south pole of Mars, J. Geophys. Res., 108(E7), doi:10.1029/2003JE002053.
Conrath, B. J. (1975), Thermal structure of the Martian atmosphere during the dissipation of the dust storm of 1971, Icarus, 24, 36–46, doi:10.1016/0019-1035(75)90156-6.
Encrenaz, Th., A. Coradini, G. Beaudin, J. Crovisier, P. Drossart, S. Erard, B. Germain, S. Gulkis, Y. Langevin, and E. Lellouch (2001), The Mars flyby of ROSETTA: an opportunity for infrared and microwave high-resolution sounding, Planet. Space Sci., 49, 673–687, doi:10.1016/S0032-0633(01)00010-1.
Encrenaz, Th., E. Lellouch, G. Paubert, and S. Gulkis (2001), The water vapor vertical distribution on mars from millimeter transitions of HDO and H218O, Planet. Space Sci., 49, 731–741, doi:10.1016/S0032-0633(01)00009-5.
Encrenaz, Th., E. Lellouch, S. K. Atreya, and A. S. Wong (2004), Detectability of minor constituents in the martian atmosphere by infrared and submillimeter spectroscopy, Planet. Space Sci., 52, 1023–1037, doi:10.1016/j.pss.2004.07.011.
Forget, F., F. Hourdin, R. Foumier, C. Hourdin, and O. Talagran (1999), Improved general circulation models of the Martian atmosphere from the surface to above 80 km, J. Geophys. Res., 104, 155–175.
Formison, V., F. Angrilli, G. Arnold, et al. (2009), PFS: Planetary Fourier Spectrometer, ESA, ESA SP-1291: Mars Express - The Scientific Investigations.
Fouchet, Th., R. Moreno, E. Lellouch, V. Formisano, M. Giuranna, and F. Montmessin (2011), Interferometric millimeter observations of water vapor on Mars and comparison with Mars Express measurements, Planet. Space Sci., 59, 683–690, doi:10.1016/j.pss.2011.01.017.
Gamache, Robert R., Anne L. Laraia, and Julien Lamouroux (2011), Half-widths, their temperature dependence, and line shifts for the HDO-CO2 collision system for applications to CO2-rich planetary atmospheres, Icarus, 213(2), 720–730, doi:10.1016/j.icarus.2011.03.021.
Gurwell, M. A., E. A. Bergin, G. J. Melnick, M. L. N. Ashby, G. Chin, N. R. Erickson, P. F. Goldsmith, M. Harwit, J. E. Howe, S. C. Kleiner, D. G. Koch, D. A. Neufeld, B. M. Patten, R. Plume, R. Schieder, R. L. Snell, J. R. Stauffer, V. Tolls, Z. Wang, G. Winnewisser, and Y. F. Zhang (2000), Submillimeter wave astronomy satellite observations of the Martian atmosphere: Temperature and vertical distribution of water vapor, Astrophys. J. Lett., 539, L143–L146.
Gurwell, M. A., E. A. Bergin, G. J. Melnick, and V. Tolls (2005), Mars surface and atmospheric temperature during the 2001 global dust storm, Icarus, 175, 23–31, doi:10.1016/j.icarus.2004.10.009.
Haider, S. A., K. K. Mahajan, and E. Kallio (2011), Mars ionosphere: A review of experimental results and modeling studies, Rev. Geophys., 49(4), RG4001, doi:10.1029/2011RG000357.
Hansen, G. B. (2003), Infrared Optical Constants of Martian Dust Derived from Martian Spectra, In: Sixth International Conference on Mars, July 20-25 2003, Pasadena, California, abstract no. 3194.
Hansen, G. B. (1997), The infrared absorption spectrum of carbon dioxide ice from 1.8 to 333 μm, J. Geophys. Res., 102(E9), 21569–21587, doi:10.1029/97JE01875.
Hansen, G. B. (1997), Spectral absorption of solid CO2 from the ultraviolet to the far-infrared, Adv. Space. Res., 20(8), 1613–1616, doi:10.1016/S0273-1177(97)00820-X.
Hartogh, P., A. S. Medvedev, and Ch. Jarchow (2007), Middle atmosphere polar warmings on Mars: Simulations and study on the validation with sub-millimeter observations, Planet. Space Sci., 55, 1103–1112, doi:10.1016/j.pss.2006.11.018.
Hartogh, P., E. Lellouch, J. Crovisier, M. Banaszkiewicz, F. Bensch, E. A. Bergin, F. Billebaud, N. Biver, G. A. Blake, M. I. Błȩcka, J. Blommaert, D. Bockelee-Morvan, T. Cavalie, J. Cernicharo, R. Courtin, G. Davis, L. Decin, P. Encrenaz, T. Encrenaz, A. Gonza, D. Hutsemekers, C. Jarchow, E. Jehin, M. Kidger, M. Kuppers, A. de Lange, L. M. Lara, D. C. Lis, R. Lorente, J. Manfroid, A. S. Medvedev, R. Moreno, D. A. Naylor, G. Orton, G. Portyankina, M. Rengel, H. Sagawa, M. Sanchez-Portal, R. Schieder, S. Sidher, D. Stam, B. Swinyard, S. Szutowicz, N. Thomas, G. Thornhill, B. Vandenbussche, E. Verdugo, C. Waelkens, and H. Walker (2009), Water and related chemistry in the solar system. A guaranteed time key programme for Herschel, Planet. Space Sci., 57, 1596–606, doi:10.1016/j.pss.2009.07.009.
Hartogh, P., M. I. Błȩcka, C. Jarchow, H. Sagawa, E. Lellouch, M. de Val-Borro, M. Rengel, A. S. Medvedev, B. M. Swinyard, R. Moreno, T. Cavalié, D. C. Lis, M. Banaszkiewicz, D. Bockelée-Morvan, J. Crovisier, T. Encrenaz, M. Küppers, L.-M. Lara, S. Szutowicz, B. Vandenbussche, F. Bensch, E. A. Bergin, F. Billebaud, N. Biver, G. A. Blake, J. A. D. L. Blommaert, J. Cernicharo, L. Decin, P. Encrenaz, H. Feuchtgruber, T. Fulton, T. de Graauw, E. Jehin, M. Kidger, R. Lorente, D. A. Naylor, G. Portyankina, M. Sánchez-Portal, R. Schieder, S. Sidher, N. Thomas, E. Verdugo, C. Waelkens, A. Lorenzani, G. Tofani, E. Natale, J. Pearson, T. Klein, C. Leinz, R. Güsten, and C. Kramer (2010), First results on Martian carbon monoxide from Herschel/HIFI observations, A&A, 521, L48, doi:10.1051/0004-6361/201015159.
Hartogh, P., C. Jarchow, E. Lellouch, M. de Val-Borro, M. Rengel, R. Moreno, A. S. Medvedev, H. Sagawa, B. M. Swinyard, T. Cavalié, D. C. Lis, M. I. Błȩcka, M. Banaszkiewicz, D. Bockelée-Morvan, J. Crovisier, T. Encrenaz, M. Küppers, L.-M. Lara, S. Szutowicz, B. Vandenbussche, F. Bensch, E. A. Bergin, F. Billebaud, N. Biver, G. A. Blake, J. A. D. L. Blommaert, J. Cernicharo, L. Decin, P. Encrenaz, H. Feuchtgruber, T. Fulton, T. de Graauw, E. Jehin, M. Kidger, R. Lorente, D. A. Naylor, G. Portyankina, M. Sánchez-Portal, R. Schieder, S. Sidher, N. Thomas, E. Verdugo, C. Waelkens, N. Whyborn, D. Teyssier, F. Helmich, P. Roelfsema, J. Stutzki, H. G. LeDuc, and J. A. Stern (2010), Herschel/HIFI observations of Mars: First detection of O2 at submillimetre wavelengths and upper limits on HCl and H2O2, A&A, 521, L49, doi:10.1051/0004-6361/201015160.
Hartogh, P., M. I. Błȩcka, C. Jarchow, H. Sagawa, E. Lellouch, M. Val-Borro, M. Renge, A. S. Medvedev, B. M. Swinyard, R. Moreno, T. Cavalié, D. C. Lis, M. Banaszkiewicz, D. Bockelée-Morvan, J. Crovisie, T. Encrenaz, M. Küppers, L. Lara, S. Szutowicz, B. Vandenbussche, F. Bensch, E. A. Bergin, F. Billebaud, N. Biver, G. A. Blake, J. A. Blommaert, J. Cernicharo, L. Decin, P. Encrenaz, H. Feuchtgruber, T. Fulton, T. de Graauw, E. Jehin, M. Kidger, R. Lorente, D. A. Naylor, G. Portyankina, M. Sánchez-Portal, R. Schieder, S. Sidher, N. Thomas, E. Verdugo, C. Waelkens, A. Lorenzan, G. Tofani, E. Natale, J. Pearson, T. Klein, C. Leinz, R. Güsten, and C. Kramer (2010), First results on martian carbon monoxide from Herschel/HIFI observations, A&A.
Heavens, N. G., M. I. Richardson, A. Kleinböhl, D. M. Kass, D. J. McCleese, W. Abdou, J. L. Benson, J. T. Schofield, J. H. Shirley, and P. M. Wolkenberg (2011), The vertical distribution of dust in the Martian atmosphere during northern spring and summer: Observations by the Mars Climate Sounder and analysis of zonal average vertical dust profiles, J. Geophys. Res., 116, E04003, doi:10.1029/2010JE003691.
Hudgins, D. M., S. A. Sandford, L. J. Allamandola, and A. G. G. M. Tielens (1993), Mid- and far-infrared spectroscopy of ices: Optical constants and integrated absorbances, Astrophys. J. Suppl. S., 86(2), 713–870, doi:10.1086/191796.
Hunt, G. R., L. M. Logan, and J. W. Salisbury (1973), Mars: Components of infrared spectra and the composition of the dust cloud, Icarus, 18(3), 459–469, doi:10.1016/0019-1035(73)90155-3.
Ivanov, A. B. and D. O. Muhleman (2001), Cloud Reflection Observations: Results from the Mars Orbiter Laser Altimeter, Icarus, 154, 190–206, doi:10.1006/icar.2001.6686.
Johnson, B. R. and S. K. Atreya (1996), Feasibility of Determining the Composition of Planetary Ices by Far Infrared Observations: Application to Martian Cloud and Surface Ices, Icarus, 119, 405–426, doi:10.1006/icar.1996.0027.
Kellermann, K. I. (1966), The thermal radio emission from Mercury, Venus, Mars, Saturn, and Uranus, Icarus, 5, 478–490, doi:10.1016/0019-1035(66)90060-1.
Kleinböhl, A., J. T. Schofield, D. M. Kass, W. A. Abdou, C. R. Backus, B. Sen, J. H. Shirley, W. Gregory Lawson, M. I. Richardson, F. W. Taylor, N. A. Teanby, and D. J. McCleese (2009), Mars Climate Sounder limb profile retrieval of atmospheric temperature, pressure, and dust and water ice opacity, J. Geophys. Res., 114, E10006, doi:10.1029/2009JE003358.
Kleinböhl, A., J. T. Schofield, W. A. Abdoua, P. G. J. Irwin, and R. J. de Kok (2011), A single-scattering approximation for infrared radiative transfer in limb geometry in the Martian atmosphere, J. Quant. Spectrosc. Radiat. Transfer, 112, 1568–1580, doi:10.1016/j.jqsrt.2011.03.006.
Korablev, O., V. I. Moroz, E. V. Petrova, and A. V. Rodin (2005), Optical properties of dust and the opacity of the Martian atmosphere, Adv. Space. Res., 35(1), 21–30, doi:10.1016/j.asr.2003.04.061.
Lellouch, E., J. Rosenqvist, J. J. Goldstein, S. W. Bougher, and G. Paubert (1991), First absolute wind measurements in the middle atmosphere of Mars, Astrophys. J., 383, 401–406, doi:10.1086/170797.
Lopez-Valverde, M. A., L. Montabone, M. Sornig, and G. Sonnabend (2016), On the Retrieval of Mesospheric Winds on Mars and Venus from Ground-based Observations at 10 μm, Astrophys. J., 816(2), 103, doi:10.3847/0004-637X/816/2/103.
Määttänen, A., F. Montmessin, B. Gondet, F. Scholten, H. Hoffmann, F. González-Galindo, A. Spiga, F. Forget, E. Hauber, G. Neukum, J.-P. Bibring, and J.-L. Bertaux (2010), Mapping the mesospheric CO2 clouds on Mars: MEx/OMEGA and MEx/HRSC observations and challenges for atmospheric models, Icarus, 209, 452–469, doi:10.1016/j.icarus.2010.05.017.
Maltagliati, Luca, Dmitrij V. Titov, Thérèse Encrenaz, Riccardo Melchiorri, Francois Forget, Horst U. Keller, and Jean-Pierre Bibring (2011), Annual survey of water vapor behavior from the OMEGA mapping spectrometer onboard Mars Express, Icarus, 213(2), 480–495, doi:10.1016/j.icarus.2011.03.030.
Montmessin, F., B. Gondet, J.-P. Bibring, Y. Langevin, P. Drossart, F. Forgeta, and T. Fouchet (2007), Hyperspectral imaging of convective CO2 ice clouds in the equatorial mesosphere of Mars, J. Geophys. Res., 112(E11S90), doi:10.1029/2007JE002944.
Moores, J. E., L. Komguem, J. A. Whiteway, M. T. Lemmon, C. Dickinson, and F. Daerden (2011), Observations of near-surface fog at the Phoenix Mars landing site, Geophys. Res. Lett., 38, L04203, doi:10.1029/2010GL046315.
Moreno, R., E. Lellouch, F. Forget, T. Encrenaz, S. Guilloteau, and E. Millour (2009), Wind measurements in Mars' middle atmosphere: IRAM Plateau de Bure interferometric CO observations, Icarus, 201, 549–563, doi:10.1016/j.icarus.2009.01.027.
Pollack, J. B., D. Colburn, R. Kahn, J. Hunter, W. van Camp, C. E. Carlston, and M. R. Wolf (1977), Properties of Aerosols in the Martian Atmosphere, as Inferred From Viking Lander Imaging Data, J. Geophys. Res., 82(28), 4479–4496, doi:10.1029/JS082i028p04479.
Rodrigo, R., E. G. Alvarez, and M. J. Lopez (1990), A Nonsteady One-Dimensional Theoretical Model of Mars Neutral Atmospheric Composition Between 30 and 200 km, Geophys. Res. Lett., 95, 14795–14810.
Roush, T., J. Pollack, and J. Orenberg (1991), Derivation of Midinfrared (5–25 μm) Optical Constants of Some Silicates and Palagonite, Icarus, 94(1), 191–208, doi:10.1016/0019-1035(91)90150-R.
Savijärvi, H. and A. Määttänen (2010), Boundary-layer simulations for the Mars Phoenix lander site, Q. J. R. Meteorol. Soc., 136, 1497–1505, doi:10.1002/qj.650.
Sidher, S. D., M. J. Griffin, G. R. Davis, B. M. Swinyard, M. Burgdorf, G. S. Orton, D. J. Rudy, Th. Encrenaz, E. Lellouch, and Th. de Graauw (2000), ISO LWS Observations of Mars—Detection of Rotational Modulation in the Far Infrared, Icarus, 147, 35–41, doi:10.1006/icar.2000.6436.
Simpson, R. A., B. C. Fair, and H. T. Howard (1980), Microwave properties of solid CO2, J. Geophys. Res., 85(B10), 5481–5484, doi:10.1029/JB085iB10p05481.
Smith, M. D., J. C. Pearl, B. J. Conrath, and Ph. R. Christensen (2001), Thermal Emission Spectrometer results: Mars atmospheric thermal structure and aerosol distribution, J. Geophys. Res., 106(E10), 23929–23945, doi:http://dx.doi.org/10.1029/2000JE001321.
Smith, M. D. (2004), Interannual variability in TES atmospheric observations of Mars during 1999-2003, Icarus, 167(1), 148–165, doi:10.1016/j.icarus.2003.09.010.
Smith, M. D., M. J. Wolff, N. Spanovich, A. Ghosh, D. Banfield, Ph. R. Christensen, G. A. Landis, and S. W. Squyres (2006), One Martian year of atmospheric observations using MER Mini-TES, J. Geophys. Res., 111, E12S13, doi:10.1029/2006JE002770.
Snyder Hale, A., L. K. Tamppari, D. S. Bass, and M. D. Smith (2011), Martian water ice clouds: A view from Mars Global Surveyor Thermal Emission Spectrometer, J. Geophys. Res., 115, E04004, doi:10.1029/2009JE003449.
Swinyard, B. M., P. Hartogh, S. Sidher, T. Fulton, E. Lellouch, C. Jarchow, M. J. Griffin, R. Moreno, H. Sagawa, G. Portyankina, M. Błȩcka, M. Banaszkiewicz, D. Bockelee-Morvan, J. Crovisier, T. Encrenaz, M. Kueppers, L. Lara, D. Lis, A. Medvedev, M. Rengel, S. Szutowicz, B. Vandenbussche, F. Bensch, E. Bergin, F. Billebaud, N. Biver, G. Blake, J. Blommaert, M. de Val-Borro, J. Cernicharo, T. Cavalie, R. Courtin, G. Davis, L. Decin, P. Encrenaz, T. de Graauw, E. Jehin, M. Kidger, S. Leeks, G. Orton, D. Naylor, R. Schieder, D. Stam, N. Thomas, E. Verdugo, C. Waelkens, and H. Walker (2010), The Herschel-SPIRE submillimetre spectrum of Mars, A&A, 518, L151, doi:10.1051/0004-6361/201014717.
Toon, O. B., J. B. Pollack, and C. Sagan (1977), Physical Properties of the Particles Composing the Martian Dust Storm of 1971–1972, Icarus, 30(4), 663–696, doi:10.1016/0019-1035(77)90088-4.
Turbet, M and H Tran (2017), Comment on "Radiative Transfer in CO 2-Rich Atmospheres: 1. Collisional Line Mixing Implies a Colder Early Mars", J. Geophys. Res.: Planets, 122(11), 2362–2365, doi:10.1002/2017JE005373.
Ulich, B.L., J.R. Cogdell, and J.H. Davis (1973), Planetary brightness temperature measurements at 8.6 mm and 3.1 mm wavelengths, Icarus, 19, 59–82, doi:10.1016/0019-1035(73)90139-5.
Urban, J., K. Dassas, F. Forget, and P. Ricaud (2005), Retrieval of vertical constituents and temperature profiles from passive submillimeter wave limb observations of the Martian atmosphere: a feasibility study, Appl. Opt., 44, 2438–2455.
Vincendon, M., C. Pilorget, B. Gondet, S. Murchie, and J.-P. Bibring (2011), New near-IR observations of mesospheric CO2 and H2O clouds on Mars, J. Geophys. Res., 5(E00J02), doi:10.1029/2011JE003827.
Ward, D. B., G. E. Gull, and M. Harwit (1977), Far-infrared spectral observations of Venus, Mars, and Jupiter, Icarus, 30, 295–300, doi:10.1016/0019-1035(77)90162-2.
Wolff, M. J. and R. T. Clancy (2003), Constraints on the size of Martian aerosols from Thermal Emission Spectrometer observations, J. Geophys. Res., 108(E9), 5097, doi:10.1029/2003JE002057.
Wolff, M. J., M. D. Smith, R. T. Clancy, N. Spanovich, B. A. Whitney, M. T. Lemmon, J. L. Bandfield, D. Banfield, A. Ghosh, G. Landis P. R. Christensen, J. F. Bell III, and S. W. Squyres (2006), Constraints on dust aerosols from the Mars Exploration Rovers using MGS overflights and Mini-TES, J. Geophys. Res., 111, E12S17, doi:10.1029/2006JE002786.