Search Results - "Lowry, C. S."

The size distribution of Jupiter Family comet nuclei by Snodgrass, C., Fitzsimmons, A., Lowry, S. C., Weissman, P.

“…We present an updated cumulative size distribution (CSD) for Jupiter Family comet (JFC) nuclei, including a rigorous assessment of the uncertainty on the slope…”
Get full text

Optical observations of 23 distant Jupiter Family Comets, including 36P/Whipple at multiple phase angles by Snodgrass, C., Lowry, S. C., Fitzsimmons, A.

“…We present photometry on 23 Jupiter Family Comets (JFCs) observed at large heliocentric distance, primarily using the 2.5-m Isaac Newton Telescope (INT)…”
Get full text

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…”
Get full text

Groundwater drainage from fissures as a source for lahars by Johnson, P. J., Valentine, G. A., Stauffer, P. H., Lowry, C. S., Sonder, I., Pulgarín, B. A., Santacoloma, C. C., Agudelo, A.

“…One mechanism for generating lahars at volcanoes experiencing unrest is the disruption of internal aquifers. These disruptions can trigger releases of large…”
Get full text

William Herschel Telescope observations of distant comets by Lowry, S. C., Fitzsimmons, A.

“…We present results from broad-band V- and R-filter observations obtained at the 4.2-m William Herschel Telescope on La Palma on 2002 July 12–14. A total of six…”
Get full text

The impact of low‐dose aspirin on endoscopic gastric and duodenal ulcer rates in users of a non‐selective non‐steroidal anti‐inflammatory drug or a cyclo‐oxygenase‐2‐selective inhibitor by GOLDSTEIN, J. L., LOWRY, S. C., LANZA, F. L., SCHWARTZ, H. I., DODGE, W. E.

“…Summary Background The effect of low‐dose aspirin on endoscopic ulcer incidence in cyclo‐oxygenase‐2‐selective inhibitor or non‐selective non‐steroidal…”
Get full text

Rotation of cometary nuclei: new light curves and an update of the ensemble properties of Jupiter-family comets by Kokotanekova, R., Snodgrass, C., Lacerda, P., Green, S. F., Lowry, S. C., Fernández, Y. R., Tubiana, C., Fitzsimmons, A., Hsieh, H. H.

“…Abstract We report new light curves and phase functions for nine Jupiter-family comets (JFCs). They were observed in the period 2004–2015 with various ground…”
Get full text

The effect of aspect changes on Near-Earth Asteroid phase curves by Jackson, S L, Rozitis, B, Dover, L R, Green, S F, Kolb, U C, Andrews, A E, Lowry, S C

“…ABSTRACT Phase curves of asteroids are typically considered to depend solely on the scattering properties of airless particulate surfaces and the size of the…”
Get full text

Detection of the YORP effect on the contact binary (68346) 2001 KZ66 from combined radar and optical observations by Zegmott, Tarik J, Lowry, S C, Rożek, A, Rozitis, B, Nolan, M C, Howell, E S, Green, S F, Snodgrass, C, Fitzsimmons, A, Weissman, P R

“…Abstract The Yarkovsky–O’Keefe–Radzievskii–Paddack (YORP) effect is a small thermal-radiation torque experienced by small asteroids, and is considered to be…”
Get full text

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…”
Get full text

Improving Hydrological Models With the Assimilation of Crowdsourced Data by Avellaneda, P. M., Ficklin, D. L., Lowry, C. S., Knouft, J. H., Hall, D. M.

“…Small streams often lack reliable hydrological data. Environmental agencies play a key role in providing such data; however, these agencies are often…”
Get full text

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…”
Get full text

Physical modelling of near-Earth asteroid (23187) 2000 PN9 with ground-based optical and radar observations by Dover, L, Lowry, S C, Rożek, A, Rozitis, B, Jackson, S L, Zegmott, T, Krugly, Yu N, Belskaya, I N, Fitzsimmons, A, Green, S F, Snodgrass, C, Weissman, P R, Brozović, M, Benner, L A M, Busch, M W, Ayvazian, V R, Chiorny, V, Inasaridze, R Ya, Krugov, M, Mykhailova, S, Reva, I, Hibbert, J

“…ABSTRACT We present a physical model and spin-state analysis of the potentially hazardous asteroid (23187) 2000 PN9. As part of a long-term campaign to make…”
Get full text

Evidence of sub-surface energy storage in comet 67P from the outburst of 2016 July 03 by Agarwal, J., Della Corte, V., Feldman, P. D., Geiger, B., Merouane, S., Bertini, I., Bodewits, D., Fornasier, S., Grün, E., Hasselmann, P., Hilchenbach, M., Höfner, S., Ivanovski, S., Kolokolova, L., Pajola, M., Rotundi, A., Sierks, H., Steffl, A. J., Thomas, N., A'Hearn, M. F., Barbieri, C., Barucci, M. A., Bertaux, J.-L., Boudreault, S., Cremonese, G., Da Deppo, V., Davidsson, B., Debei, S., De Cecco, M., Deller, J. F., Feaga, L. M., Fischer, H., Fulle, M., Gicquel, A., Groussin, O., Güttler, C., Gutiérrez, P. J., Hofmann, M., Hornung, K., Hviid, S. F., Ip, W.-H., Jorda, L., Keller, H. U., Kissel, J., Knollenberg, J., Koch, A., Koschny, D., Kramm, J.-R., Kührt, E., Küppers, M., Lamy, P. L., Langevin, Y., Lara, L. M., Lazzarin, M., Lin, Z.-Y., Lopez Moreno, J. J., Lowry, S. C., Marzari, F., Mottola, S., Naletto, G., Oklay, N., Parker, J. Wm, Rodrigo, R., Rynö, J., Shi, X., Stenzel, O., Tubiana, C., Vincent, J.-B., Weaver, H. A., Zaprudin, B.

“…Abstract On 2016 July 03, several instruments onboard ESA's Rosetta spacecraft detected signs of an outburst event on comet 67P, at a heliocentric distance of…”
Get full text

Physical characteristics of Hayabusa target Asteroid 25143 Itokawa by Lederer, S.M., Domingue, D.L., Vilas, F., Abe, M., Farnham, T.L., Jarvis, K.S., Lowry, S.C., Ohba, Y., Weissman, P.R., French, L.M., Fukai, H., Hasegawa, S., Ishiguro, M., Larson, S.M., Takagi, Y.

“…In March 2001, the Hayabusa spacecraft target, Asteroid 25143 Itokawa, made its final close approach to Earth prior to the spacecraft's launch. We carried out…”
Get full text

Photometry of cometary nuclei: rotation rates, colours and a comparison with Kuiper Belt Objects by Snodgrass, C., Lowry, S. C., Fitzsimmons, A.

“…We present time-series data on Jupiter Family Comets (JFCs) 17P/Holmes, 47P/Ashbrook-Jackson and 137P/Shoemaker-Levy 2. In addition we also present results…”
Get full text

A new approach to modelling impacts on rubble pile asteroid simulants by Deller, J F, Lowry, S C, Snodgrass, C, Price, M C, Sierks, H

“…Many asteroids with low bulk densities must have a rubble pile structure and internal voids. Although little is known about their internal structure, numerical…”
Get full text

Spectroscopic observations of unbound asteroid pairs using the WHT by Duddy, S. R., Lowry, S. C., Christou, A., Wolters, S. D., Rozitis, B., Green, S. F., Weissman, P. R.

“…Recently over 62 pairs of asteroids have been shown to have very similar orbital elements. Backward integration of their orbits indicates that the asteroids in…”
Get full text

Deep Impact, Stardust-NExT and the behavior of Comet 9P/Tempel 1 from 1997 to 2010 by Meech, K.J., Pittichová, J., Yang, B., Zenn, A., Belton, M.J.S., A’Hearn, M.F., Bagnulo, S., Bai, J., Barrera, L., Bauer, J.M., Bedient, J., Bhatt, B.C., Boehnhardt, H., Brosch, N., Buie, M., Candia, P., Chen, W.-P., Chesley, S., Chiang, P., Choi, Y.-J., Cochran, A., Duddy, S., Farnham, T.L., Fernández, Y., Gutiérrez, P., Hainaut, O.R., Hampton, D., Herrmann, K., Hsieh, H., Kadooka, M.A., Kaluna, H., Keane, J., Kim, M.-J., Kleyna, J., Krisciunas, K., Lauer, T.R., Lara, L., Licandro, J., Lowry, S.C., McFadden, L.A., Moskovitz, N., Mueller, B.E.A., Polishook, D., Raja, N.S., Riesen, T., Sahu, D.K., Samarasinha, N.H., Sarid, G., Sekiguchi, T., Sonnett, S., Suntzeff, N., Taylor, B., Tozzi, G.P., Vasundhara, R., Vincent, J.-B., Wasserman, L., Webster-Schultz, B., Zhao, H.

“…► We present 13 years of photometric data for comet 9P/Tempel 1. ► Activity began 4.0 AU inbound, ending 4.6 AU outbound seen from models & observations. ► The…”
Get full text

CCD observations of distant comets from Palomar and Steward Observatories by Lowry, Stephen C, Weissman, Paul R

“…We are conducting a ground-based observational study of distant cometary nuclei with the aim of increasing the current database of physical parameters of…”
Get full text