Search Results - "Vervack, R J"

Comparative Na and K Mercury and Moon Exospheres by Leblanc, F, Schmidt, C, Mangano, V, Mura, A, Cremonese, G, Raines, J M, Jasinski, J M, Sarantos, M, Milillo, A, Killen, R M, Massetti, S, Cassidy, T, R J Vervack, Jr, Kameda, S, Capria, M T, Horányi, M, Janches, D, Berezhnoy, A, Christou, A, Hirai, T, Lierle, P, Morgenthaler, J

“…Sodium and, in a lesser way, potassium atomic components of surface-bounded exospheres are among the brightest elements that can be observed from the Earth in…”
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EN ROUTE TO DESTRUCTION: THE EVOLUTION IN COMPOSITION OF ICES IN COMET D/2012 S1 (ISON) BETWEEN 1.2 AND 0.34 AU FROM THE SUN AS REVEALED AT INFRARED WAVELENGTHS by Disanti, M A, Bonev, B P, Gibb, E L, Paganini, L, Villanueva, G L, Mumma, M J, Keane, J V, Blake, G A, Russo, N Dello, Meech, K J, Vervack, R J, McKay, A J

“…ABSTRACT We report production rates for H 2 O and eight trace molecules (CO, C 2 H 6 , CH 4 , CH 3 OH, NH 3 , H 2 CO, HCN, C 2 H 2 ) in the dynamically new,…”
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HD 145263: Spectral Observations of Silica Debris Disk Formation via Extreme Space Weathering? by Lisse, C. M., Meng, H. Y. A., Sitko, M. L., Morlok, A., Johnson, B. C., Jackson, A. P., Vervack, R. J., Chen, C. H., Wolk, S. J., Lucas, M. D., Marengo, M., Britt, D. T.

“…We report here time-domain infrared spectroscopy and optical photometry of the HD 145263 silica-rich circumstellar-disk system taken from 2003 through 2014. We…”
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The Volatile Composition of Comet 17P/Holmes after Its Extraordinary Outburst by Dello Russo, N, Vervack, Jr., R. J, Weaver, H. A, Montgomery, M. M, Deshpande, R, Fernández, Y. R, Martin, E. L

“…The volatile abundances in comet 17P/Holmes were measured on three dates (UT 2007 October 27.6 and 31.3 and November 2.3) using high-dispersion infrared…”
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First Vertical Ion Density Profile in Jupiter's Auroral Atmosphere: Direct Observations Using the Keck II Telescope by Lystrup, M. B, Miller, S, Dello Russo, N, Vervack, Jr., R. J, Stallard, T

“…We present the first vertical ion density profiles of Jupiter's upper atmosphere derived directly from ground-based observations. Observations of infrared…”
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Compositional homogeneity in the fragmented comet 73P/Schwassmann-Wachmann 3 by Weaver, H. A, Bockelée-Morvan, D, Russo, N. Dello, Crovisier, J, Vervack, R. J, Lisse, C. M, Biver, N

“…The remarkable compositional diversity of volatile ices within comets can plausibly be attributed to several factors, including differences in the chemical,…”
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The Parent Volatile Composition of 6p/d'Arrest and a Chemical Comparison of Jupiter-Family Comets Measured at Infrared Wavelengths by Dello Russo, N, Vervack, R. J, Weaver, H. A, Kawakita, H, Kobayashi, H, Biver, N, Bockelée-Morvan, D, Crovisier, J

“…The volatile abundances in Jupiter-family comet (JFC) 6P/d'Arrest were measured on two dates (UT 2008 July 28 and August 11) using high-dispersion ( Delta *l/…”
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New Horizons Alice ultraviolet observations of a stellar occultation by Jupiter’s atmosphere by Greathouse, Thomas K., Gladstone, G.R., Moses, J.I., Stern, S.A., Retherford, K.D., Vervack, R.J., Slater, D.C., Versteeg, M.H., Davis, M.W., Young, L.A., Steffl, A.J., Throop, H., Parker, J.Wm

“…The Alice ultraviolet spectrograph onboard the New Horizons spacecraft observed two occultations of the bright star χ Ophiucus by Jupiter’s atmosphere on…”
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New discoveries from MESSENGER and insights into Mercury's exosphere by Vervack, R. J., Killen, R. M., McClintock, W. E., Merkel, A. W., Burger, M. H., Cassidy, T. A., Sarantos, M.

“…For most of the orbital phase of the MErcury Surface, Space ENvironment, GEochemistry, and Ranging (MESSENGER) mission, a regular search for weakly emitting or…”
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The H3+ ionosphere of Uranus: decades-long cooling and local-time morphology by Melin, Henrik, Fletcher, L N, Stallard, T S, Miller, S, Trafton, L M, Moore, L, O'Donoghue, J, Vervack, R J, Dello Russo, N, Lamy, L, Tao, C, Chowdhury, M N

“…The upper atmosphere of Uranus has been observed to be slowly cooling between 1993 and 2011. New analysis of near-infrared observations of emission from H 3 +…”
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New perspectives on Titan's upper atmosphere from a reanalysis of the Voyager 1 UVS solar occultations by Vervack, Ronald J., Sandel, Bill R., Strobel, Darrell F.

“…We have reanalyzed the Voyager 1 UVS solar occultations by Titan to expand upon previous analyses and to resolve inconsistencies that have been noted in the…”
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EARLY OBSERVATIONS AND ANALYSIS OF THE TYPE Ia SN 2014J IN M82 by Marion, G H, Sand, D J, Hsiao, E Y, Banerjee, D P K, Valenti, S, Stritzinger, M D, Vinko, J, Joshi, V, Venkataraman, V, Ashok, N M

“…We present optical and near infrared (NIR) observations of the nearby Type Ia SN 2014J. Seventeen optical and 23 NIR spectra were obtained from 10 days before…”
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A Multi-Wavelength Simultaneous Study of the Composition of the Halley Family Comet 8P/Tuttle by Jehin, E., Bockelée-Morvan, D., Dello Russo, N., Manfroid, J., Hutsemékers, D., Kawakita, H., Kobayashi, H., Schulz, R., Smette, A., Stüwe, J., Weiler, M., Arpigny, C., Biver, N., Cochran, A., Crovisier, J., Magain, P., Rauer, H., Sana, H., Vervack, R. J., Weaver, H., Zucconi, J.-M.

“…We report on simultaneous optical and infrared observations of the Halley Family comet 8P/Tuttle performed with the ESO Very Large Telescope. Such…”
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The H 3 + ionosphere of Uranus: decades-long cooling and local-time morphology by Melin, Henrik, Fletcher, L N, Stallard, T S, Miller, S, Trafton, L M, Moore, L, O'Donoghue, J, Vervack, Jr, R J, Dello Russo, N, Lamy, L, Tao, C, Chowdhury, M N

“…The upper atmosphere of Uranus has been observed to be slowly cooling between 1993 and 2011. New analysis of near-infrared observations of emission from H…”
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The compositional evolution of C/2012 S1 (ISON) from ground-based high-resolution infrared spectroscopy as part of a worldwide observing campaign by Dello Russo, N., Vervack, R.J., Kawakita, H., Cochran, A., McKay, A.J., Harris, W.M., Weaver, H.A., Lisse, C.M., DiSanti, M.A., Kobayashi, H., Biver, N., Bockelée-Morvan, D., Crovisier, J., Opitom, C., Jehin, E.

“…•The total productivity of ISON increased by about a factor of 40 between Rh=1.12AU and Rh=0.43AU.•The relative abundances of parent volatiles changed as ISON…”
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The volatile composition of 81P/Wild 2 from ground-based high-resolution infrared spectroscopy by Dello Russo, N., Vervack, R.J., Kawakita, H., Kobayashi, H., Weaver, H.A., Harris, W.M., Cochran, A., Biver, N., Bockelée-Morvan, D., Crovisier, J.

“…•We measured abundances of volatile molecules in Comet 81P/Wild 2.•Abundances of species relative to H2O are typical excepting CH3OH which is depleted.•Parent…”
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Atmospheric remote sensing using a combined extinctive and refractive stellar occultation technique 1. Overview and proof-of-concept observations by Yee, Jeng-Hwa, Vervack Jr, Ronald J., DeMajistre, Robert, Morgan, Frank, Carbary, James F., Romick, Gerald J., Morrison, Daniel, Lloyd, Steven A., DeCola, Philip L., Paxton, Larry J., Anderson, Donald E., Kumar, C. Krishna, Meng, Ching-I

“…A new approach to optical remote sensing of the Earth's atmosphere using a combination of extinctive and refractive stellar occultation measurements is…”
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EARLY OBSERVATIONS AND ANALYSIS OF THE TYPE Ia SN 2014J IN M82 by Marion, G. H., Sand, D. J., Hsiao, E. Y., Banerjee, D. P. K., Valenti, S., Stritzinger, M. D., Vinkó, J., Joshi, V., Venkataraman, V., Ashok, N. M., Amanullah, R., Binzel, R. P., Bochanski, J. J., Bryngelson, G. L., Burns, C. R., Drozdov, D., Fieber-Beyer, S. K., Graham, M. L., Howell, D. A., Johansson, J., Kirshner, R. P., Milne, P. A., Parrent, J., Silverman, J. M., Vervack, Jr, R. J., Wheeler, J. C.

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The global thermophysical properties of (433) Eros by Hinkle, M.L., Howell, E.S., Fernández, Y.R., Magri, C., Vervack, R.J., Marshall, S.E., Crowell, J.L., Rivkin, A.S.

“…We present results from a shape-based, rotationally-resolved thermophysical model of near-Earth asteroid (433) Eros, using reflected and near-IR spectra…”
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The H 3 + ionosphere of Uranus: decades-long cooling and local-time morphology by Melin, Henrik, Fletcher, L. N., Stallard, T. S., Miller, S., Trafton, L. M., Moore, L., O’Donoghue, J., Vervack, R. J., Russo, N. Dello, Lamy, L., Tao, C., Chowdhury, M. N.

“…The upper atmosphere of Uranus has been observed to be slowly cooling between 1993 anD₂011. New analysis of near-infrared observations of emission from H 3 +…”
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