Search Results - "Meech, K J"

Spitzer Spectral Observations of the Deep Impact Ejecta by Lisse, C.M, VanCleve, J, Adams, A.C, A'Hearn, M.F, Fernández, Y.R, Farnham, T.L, Armus, L, Grillmair, C.J, Ingalls, J, Belton, M.J.S, Groussin, O, McFadden, L.A, Meech, K.J, Schultz, P.H, Clark, B.C, Feaga, L.M, Sunshine, J.M

“…Spitzer Space Telescope imaging spectrometer observations of comet 9P/Tempel 1 during the Deep Impact encounter returned detailed, highly structured, 5- to…”
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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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C/2013 R1 (LOVEJOY) AT IR WAVELENGTHS AND THE VARIABILITY OF CO ABUNDANCES AMONG OORT CLOUD COMETS by Paganini, L, Mumma, M J, Villanueva, G L, Keane, J V, Blake, G A, Bonev, B P, DiSanti, M A, Gibb, E L, Meech, K J

“…We report production rates, rotational temperatures, and related parameters for gases in C/2013 R1 (Lovejoy) using the Near InfraRed SPECtrometer at the Keck…”
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Activity of comets at large heliocentric distances pre-perihelion by Meech, K.J., Pittichová, J., Bar-Nun, A., Notesco, G., Laufer, D., Hainaut, O.R., Lowry, S.C., Yeomans, D.K., Pitts, M.

“…We present observational data for two long-period and three dynamically new comets observed at heliocentric distances between 5.8 to 14.0 AU. All of the comets…”
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Deep Impact: Excavating Comet Tempel 1 by A'Hearn, M. F, Belton, M. J. S, Delamere, W. A, Kissel, J, Klaasen, K. P, McFadden, L. A, Meech, K. J, Melosh, H. J, Schultz, P. H, Sunshine, J. M, Thomas, P. C, Veverka, J, Yeomans, D. K, Baca, M. W, Busko, I, Crockett, C. J, Collins, S. M, Desnoyer, M, Eberhardy, C. A, Ernst, C. M, Farnham, T. L, Feaga, L, Groussin, O, Hampton, D, Ipatov, S. I, Li, J.-Y, Lindler, D, Lisse, C. M, Mastrodemos, N, Owen, W. M, Richardson, J. E, Wellnitz, D. D, White, R. L

“…Deep Impact collided with comet Tempel 1, excavating a crater controlled by gravity. The comet's outer layer is composed of 1- to 100-micrometer fine particles…”
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Comet nucleus size distributions from HST and Keck telescopes by Meech, K.J., Hainaut, O.R., Marsden, B.G.

“…The Wide Field Camera (WFC) on the Hubble Space Telescope and the Low Resolution Imaging Spectrograph (LRIS) on the Keck II telescope have been used to image…”
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Setting the scene: what did we know before Rosetta? by Meech, K. J.

“…This paper provides an overview of our state of knowledge about comets prior to the Rosetta mission encounter. Starting with the historical perspective, this…”
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Exposed Water Ice Deposits on the Surface of Comet 9P/Tempel 1 by Sunshine, J. M., M. F. A'Hearn, Groussin, O., J. -Y. Li, Belton, M. J. S., Delamere, W. A., Kissel, J., Klaasen, K. P., McFadden, L. A., Meech, K. J., Melosh, H. J., Schultz, P. H., Thomas, P. C., Veverka, J., Yeomans, D. K., Busko, I. C., Desnoyer, M., Farnham, T. L., Feaga, L. M., Hampton, D. L., Lindler, D. J., Lisse, C. M., Wellnitz, D. D.

“…We report the direct detection of solid water ice deposits exposed on the surface of comet 9P/Tempel 1, as observed by the Deep Impact mission. Three…”
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Charge Exchange-Induced X-Ray Emission from Comet C/1999 S4 (LINEAR) by Lisse, C. M., Christian, D. J., Dennerl, K., Meech, K. J., Petre, R., Weaver, H. A., Wolk, S. J.

“…Using soft x-ray observations of the bright new comet C/1999 S4 (LINEAR) with the Chandra x-ray observatory, we have detected x-ray line emission created by…”
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The formation heritage of Jupiter Family Comet 10P/Tempel 2 as revealed by infrared spectroscopy by Paganini, L., Mumma, M.J., Bonev, B.P., Villanueva, G.L., DiSanti, M.A., Keane, J.V., Meech, K.J.

“…► We report chemical composition and spatial properties of parent volatiles in JFC 10P. ► We attempt to distinguish possible formation scenarios. ► We compare…”
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Rotationally Resolved 8-35 Micron Spitzer Space Telescope Observations of the Nucleus of Comet 9P/Tempel 1 by Lisse, C. M, A’Hearn, M. F, Groussin, O, Fernández, Y. R, Belton, M. J. S, van Cleve, J. E, Charmandaris, V, Meech, K. J, McGleam, C

“…We have utilized the Spitzer Space Telescope (SST) Infrared Spectrograph (IRS) to directly observe thermal emission from the nucleus of comet 9P/Tempel 1 on UT…”
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SHORT GRB 130603B: DISCOVERY OF A JET BREAK IN THE OPTICAL AND RADIO AFTERGLOWS, AND A MYSTERIOUS LATE-TIME X-RAY EXCESS by Fong, W, Berger, E, Metzger, B D, Margutti, R, CHORNOCK, R, Migliori, G, Foley, R J, Zauderer, B A, Lunnan, R, Laskar, T

“…We present radio, optical/NIR, and X-ray observations of the afterglow of the short-duration Swift and Konus-Wind GRB 130603B, and uncover a break in the radio…”
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Subaru Telescope Observations of Deep Impact by Sugita, S, Ootsubo, T, Kadono, T, Honda, M, Sako, S, Miyata, T, Sakon, I, Yamashita, T, Kawakita, H, Fujiwara, H, Fujiyoshi, T, Takato, N, Fuse, T, Watanabe, J, Furusho, R, Hasegawa, S, Kasuga, T, Sekiguchi, T, Kinoshita, D, Meech, K. J, Wooden, D. H, Ip, W. H, A'Hearn, M. F

“…The impact cratering process on a comet is controversial but holds the key for interpreting observations of the Deep Impact collision with comet 9P/Tempel 1…”
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Thermal properties, sizes, and size distribution of Jupiter-family cometary nuclei by Fernández, Y.R., Kelley, M.S., Lamy, P.L., Toth, I., Groussin, O., Lisse, C.M., A’Hearn, M.F., Bauer, J.M., Campins, H., Fitzsimmons, A., Licandro, J., Lowry, S.C., Meech, K.J., Pittichová, J., Reach, W.T., Snodgrass, C., Weaver, H.A.

“…•We show results from a Spitzer mid-IR survey of Jupiter-family (JF) comets.•We present 89 new radii and 57 new beaming parameters for the nuclei.•Mean beaming…”
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HST and VLT Investigations of the Fragments of Comet C/1999 S4 (LINEAR) by Weaver, H. A., Sekanina, Z., Toth, I., Delahodde, C. E., Hainaut, O. R., Lamy, P. L., Bauer, J. M., M. F. A'Hearn, Arpigny, C., Combi, M. R., Davies, J. K., Feldman, P. D., Festou, M. C., Hook, R., Jorda, L., Keesey, M. S. W., Lisse, C. M., Marsden, B. G., Meech, K. J., Tozzi, G. P., West, R.

“…At least 16 fragments were detected in images of comet C/1999 S4 (LINEAR) taken on 5 August 2000 with the Hubble Space Telescope (HST) and on 6 August with the…”
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New near-aphelion light curves of Comet 2P/Encke by Fernández, Y.R., Lowry, S.C., Weissman, P.R., Mueller, B.E.A., Samarasinha, N.H., Belton, M.J.S., Meech, K.J.

“…We present new, near-aphelion, time series of photometry of Comet 2P/Encke in Cousins-R band. With these light curves we find that the dominant, synodic…”
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Space weathering trends among carbonaceous asteroids by Kaluna, H.M., Masiero, J.R., Meech, K.J.

“…•Slope and albedo distributions of Themis, Beagle and Veritas families were compared.•Space weathering increases slopes and decreases albedos of C-complex…”
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The Coma of Comet 9P/Tempel 1 by Lisse, C M, A'Hearn, M F, Farnham, T L, Groussin, O, Meech, K J, Fink, U, Schleicher, D G

“…Issue Title: Deep Impact Mission: Looking Beneath the Surface of a Cometary Nucleus As comet 9P/Tempel 1 approaches the Sun in 2004-2005, a temporary…”
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Spitzer Space Telescope Observations of the Nucleus of Comet 103P/Hartley 2 by LISSE, C. M, FERNANDEZ, Y. R, REACH, W. T, BAUER, J. M, A'HEARN, M. F, FARNHAM, T. L, GROUSSIN, O, BELTON, M. J, MEECH, K. J, SNODGRASS, C. D

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The nucleus of Deep Impact target Comet 9P/Tempel 1 by Fernández, Y.R., Meech, K.J., Lisse, C.M., A'Hearn, M.F., Pittichová, J., Belton, M.J.S.

“…On UT 2000 August 21 we obtained simultaneous visible and mid-infrared observations of Comet 9P/Tempel 1, the target of the upcoming NASA Discovery Program…”
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