Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Theodore Kareta"'
Publikováno v:
The Astrophysical Journal Letters, Vol 967, Iss 1, p L5 (2024)
The discovery of the transient Jupiter co-orbital comet P/2019 LD2 (ATLAS) drew significant interest. Not only will LD2 transition between being a Centaur and a Jupiter-family comet (JFC) in 2063, the first time this process can be observed as it hap
Externí odkaz:
https://doaj.org/article/e4049ce9812e4085b7646dfb92b4beec
Autor:
Juan A. Sanchez, Vishnu Reddy, Audrey Thirouin, William F. Bottke, Theodore Kareta, Mario De Florio, Benjamin N. L. Sharkey, Adam Battle, David C. Cantillo, Neil Pearson
Publikováno v:
The Planetary Science Journal, Vol 5, Iss 6, p 131 (2024)
The study of small (
Externí odkaz:
https://doaj.org/article/aa8087365a0d4940bf57bab4d6fb7d9b
Autor:
Nicholas Moskovitz, Cristina Thomas, Petr Pravec, Tim Lister, Tom Polakis, David Osip, Theodore Kareta, Agata Rożek, Steven R. Chesley, Shantanu P. Naidu, Peter Scheirich, William Ryan, Eileen Ryan, Brian Skiff, Colin Snodgrass, Matthew M. Knight, Andrew S. Rivkin, Nancy L. Chabot, Vova Ayvazian, Irina Belskaya, Zouhair Benkhaldoun, Daniel N. Berteşteanu, Mariangela Bonavita, Terrence H. Bressi, Melissa J. Brucker, Martin J. Burgdorf, Otabek Burkhonov, Brian Burt, Carlos Contreras, Joseph Chatelain, Young-Jun Choi, Matthew Daily, Julia de León, Kamoliddin Ergashev, Tony Farnham, Petr Fatka, Marin Ferrais, Stefan Geier, Edward Gomez, Sarah Greenstreet, Hannes Gröller, Carl Hergenrother, Carrie Holt, Kamil Hornoch, Marek Husárik, Raguli Inasaridze, Emmanuel Jehin, Elahe Khalouei, Jean-Baptiste Kikwaya Eluo, Myung-Jin Kim, Yurij Krugly, Hana Kučáková, Peter Kušnirák, Jeffrey A. Larsen, Hee-Jae Lee, Cassandra Lejoly, Javier Licandro, Penélope Longa-Peña, Ronald A. Mastaler, Curtis McCully, Hong-Kyu Moon, Nidia Morrell, Arushi Nath, Dagmara Oszkiewicz, Daniel Parrott, Liz Phillips, Marcel M. Popescu, Donald Pray, George Pantelimon Prodan, Markus Rabus, Michael T. Read, Inna Reva, Vernon Roark, Toni Santana-Ros, James V. Scotti, Taiyo Tatara, Audrey Thirouin, David Tholen, Volodymyr Troianskyi, Andrew F. Tubbiolo, Katelyn Villa
Publikováno v:
The Planetary Science Journal, Vol 5, Iss 2, p 35 (2024)
On 2022 September 26, the Double Asteroid Redirection Test (DART) spacecraft impacted Dimorphos, the satellite of binary near-Earth asteroid (65803) Didymos. This demonstrated the efficacy of a kinetic impactor for planetary defense by changing the o
Externí odkaz:
https://doaj.org/article/174f5365932f4173a408841d5bef2601
Autor:
Theodore Kareta, Cristina Thomas, Jian-Yang Li, Matthew M. Knight, Nicholas Moskovitz, Agata Rożek, Michele T. Bannister, Simone Ieva, Colin Snodgrass, Petr Pravec, Eileen V. Ryan, William H. Ryan, Eugene G. Fahnestock, Andrew S. Rivkin, Nancy Chabot, Alan Fitzsimmons, David Osip, Tim Lister, Gal Sarid, Masatoshi Hirabayashi, Tony Farnham, Gonzalo Tancredi, Patrick Michel, Richard Wainscoat, Rob Weryk, Bonnie Burrati, Jana Pittichová, Ryan Ridden-Harper, Nicole J. Tan, Paul Tristram, Tyler Brown, Mariangela Bonavita, Martin Burgdorf, Elahe Khalouei, Penelope Longa, Markus Rabus, Sedighe Sajadian, Uffe Graae Jorgensen, Martin Dominik, Jean-Baptiste Kikwaya, Elena Mazzotta Epifani, Elisabetta Dotto, Prasanna Deshapriya, Pedro Hasselmann, Massimo Dall’Ora, Lyu Abe, Tristan Guillot, Djamel Mékarnia, Abdelkrim Agabi, Philippe Bendjoya, Olga Suarez, Amaury Triaud, Thomas Gasparetto, Maximillian N. Günther, Michael Kueppers, Bruno Merin, Joseph Chatelain, Edward Gomez, Helen Usher, Cai Stoddard-Jones, Matthew Bartnik, Michael Bellaver, Brenna Chetan, Emma Dugan, Tori Fallon, Jeremy Fedewa, Caitlyn Gerhard, Seth A. Jacobson, Shane Painter, David-Michael Peterson, Joseph E. Rodriguez, Cody Smith, Kirill V. Sokolovsky, Hannah Sullivan, Kate Townley, Sarah Watson, Levi Webb, Josep M. Trigo-Rodríguez, Josep M. Llenas, Ignacio Pérez-García, A. J. Castro-Tirado, Jean-Baptiste Vincent, Alessandra Migliorini, Monica Lazzarin, Fiorangela La Forgia, Fabio Ferrari, Tom Polakis, Brian Skiff
Publikováno v:
The Astrophysical Journal Letters, Vol 959, Iss 1, p L12 (2023)
The impact of the Double Asteroid Redirection Test spacecraft into Dimorphos, moon of the asteroid Didymos, changed Dimorphos’s orbit substantially, largely from the ejection of material. We present results from 12 Earth-based facilities involved i
Externí odkaz:
https://doaj.org/article/019dcbfe191f434c91ccbfaea8970094
Autor:
Driss Takir, Theodore Kareta, Joshua P. Emery, Josef Hanuš, Vishnu Reddy, Ellen S. Howell, Andrew S. Rivkin, Tomoko Arai
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-7 (2020)
The surface of active asteroid (3200) Phaethon, parent body of the Geminid meteor shower, reaches temperatures sufficient to destabilize hydrated materials. Here, the authors show that the northern hemisphere and the equatorial region of this asteroi
Externí odkaz:
https://doaj.org/article/e6c0c6f63a434238bbef14666ce641ca
Autor:
Theodore Kareta, Vishnu Reddy
Publikováno v:
The Planetary Science Journal, Vol 4, Iss 9, p 174 (2023)
Comet 107P/Wilson–Harrington, cross-listed as asteroid 4015, is one of the original transition objects whose properties do not neatly fit into a cometary or asteroidal origin. Discovered in a period of apparently gas-dominated activity in 1949, it
Externí odkaz:
https://doaj.org/article/54f98df22c4f455fb0f6e9d1e2febc70
Publikováno v:
The Planetary Science Journal, Vol 4, Iss 5, p 85 (2023)
The release of volatiles from comets is usually from direct sublimation of ices on the nucleus, but for very or hyperactive comets other sources have to be considered to account for the total production rates. In this work, we present new near-IR (NI
Externí odkaz:
https://doaj.org/article/fd9e36d51ce9484fa5d3ad8c4c3c5f10
Autor:
Bryn Bowen, Vishnu Reddy, Mario De Florio, Theodore Kareta, Neil Pearson, Roberto Furfaro, Benjamin Sharkey, Allison McGraw, David Cantillo, Juan A. Sanchez, Adam Battle
Publikováno v:
The Planetary Science Journal, Vol 4, Iss 3, p 52 (2023)
Remote spectral characterization of near-Earth asteroids (NEAs) relies on laboratory spectral calibration to constrain their surface composition, including mineral chemistry and relative mineral abundances. Often these calibrations are based on fine
Externí odkaz:
https://doaj.org/article/0c77ebc570424dfdb5815c76f79cbb5a
Autor:
Jay K. Kueny, Colin Orion Chandler, Maxime Devogéle, Nicholas Moskovitz, Petr Pravec, Hana Kučáková, Kamil Hornoch, Peter Kušnirák, Mikael Granvik, Christina Konstantopoulou, Nicholas E. Jannsen, Shane Moran, Lauri Siltala, Grigori Fedorets, Marin Ferrais, Emmanuel Jehin, Theodore Kareta, Josef Hanuš
Publikováno v:
The Planetary Science Journal, Vol 4, Iss 3, p 56 (2023)
(155140) 2005 UD has a similar orbit to (3200) Phaethon, an active asteroid in a highly eccentric orbit thought to be the source of the Geminid meteor shower. Evidence points to a genetic relationship between these two objects, but we have yet to ful
Externí odkaz:
https://doaj.org/article/ece27b5390314f5c9f4427269e6f648c
Autor:
Jian-Yang Li, Masatoshi Hirabayashi, Tony L. Farnham, Jessica M. Sunshine, Matthew M. Knight, Gonzalo Tancredi, Fernando Moreno, Brian Murphy, Cyrielle Opitom, Steve Chesley, Daniel J. Scheeres, Cristina A. Thomas, Eugene G. Fahnestock, Andrew F. Cheng, Linda Dressel, Carolyn M. Ernst, Fabio Ferrari, Alan Fitzsimmons, Simone Ieva, Stavro L. Ivanovski, Theodore Kareta, Ludmilla Kolokolova, Tim Lister, Sabina D. Raducan, Andrew S. Rivkin, Alessandro Rossi, Stefania Soldini, Angela M. Stickle, Alison Vick, Jean-Baptiste Vincent, Harold A. Weaver, Stefano Bagnulo, Michele T. Bannister, Saverio Cambioni, Adriano Campo Bagatin, Nancy L. Chabot, Gabriele Cremonese, R. Terik Daly, Elisabetta Dotto, David A. Glenar, Mikael Granvik, Pedro H. Hasselmann, Isabel Herreros, Seth Jacobson, Martin Jutzi, Tomas Kohout, Fiorangela La Forgia, Monica Lazzarin, Zhong-Yi Lin, Ramin Lolachi, Alice Lucchetti, Rahil Makadia, Elena Mazzotta Epifani, Patrick Michel, Alessandra Migliorini, Nicholas A. Moskovitz, Jens Ormö, Maurizio Pajola, Paul Sánchez, Stephen R. Schwartz, Colin Snodgrass, Jordan Steckloff, Timothy J. Stubbs, Josep M. Trigo-Rodríguez
Publikováno v:
Nature
Nature, 2023, 616, pp.452-456. ⟨10.1038/s41586-023-05811-4⟩
Li, J Y, Hirabayashi, M, Farnham, T L, Sunshine, J M, Knight, M M, Tancredi, G, Moreno, F, Murphy, B, Opitom, C, Chesley, S, Scheeres, D J, Thomas, C A, Fahnestock, E G, Cheng, A F, Dressel, L, Ernst, C M, Ferrari, F, Fitzsimmons, A, Ieva, S, Ivanovski, S L, Kareta, T, Kolokolova, L, Lister, T, Raducan, S D, Rivkin, A S, Rossi, A, Soldini, S, Stickle, A M, Vick, A, Vincent, J B, Weaver, H A, Bagnulo, S, Bannister, M T, Cambioni, S, Campo Bagatin, A, Chabot, N L, Cremonese, G, Daly, R T, Dotto, E, Glenar, D A, Granvik, M, Hasselmann, P H, Herreros, I, Jacobson, S, Jutzi, M, Kohout, T, La Forgia, F, Lazzarin, M, Lin, Z Y, Lolachi, R, Lucchetti, A, Makadia, R, Mazzotta Epifani, E, Michel, P, Migliorini, A, Moskovitz, N A, Ormö, J, Pajola, M, Sánchez, P, Schwartz, S R, Snodgrass, C, Steckloff, J, Stubbs, T J & Trigo-Rodríguez, J M 2023, ' Ejecta from the DART-produced active asteroid Dimorphos ', Nature, vol. 616, pp. 452-456 . https://doi.org/10.1038/s41586-023-05811-4
Nature, 2023, 616, pp.452-456. ⟨10.1038/s41586-023-05811-4⟩
Li, J Y, Hirabayashi, M, Farnham, T L, Sunshine, J M, Knight, M M, Tancredi, G, Moreno, F, Murphy, B, Opitom, C, Chesley, S, Scheeres, D J, Thomas, C A, Fahnestock, E G, Cheng, A F, Dressel, L, Ernst, C M, Ferrari, F, Fitzsimmons, A, Ieva, S, Ivanovski, S L, Kareta, T, Kolokolova, L, Lister, T, Raducan, S D, Rivkin, A S, Rossi, A, Soldini, S, Stickle, A M, Vick, A, Vincent, J B, Weaver, H A, Bagnulo, S, Bannister, M T, Cambioni, S, Campo Bagatin, A, Chabot, N L, Cremonese, G, Daly, R T, Dotto, E, Glenar, D A, Granvik, M, Hasselmann, P H, Herreros, I, Jacobson, S, Jutzi, M, Kohout, T, La Forgia, F, Lazzarin, M, Lin, Z Y, Lolachi, R, Lucchetti, A, Makadia, R, Mazzotta Epifani, E, Michel, P, Migliorini, A, Moskovitz, N A, Ormö, J, Pajola, M, Sánchez, P, Schwartz, S R, Snodgrass, C, Steckloff, J, Stubbs, T J & Trigo-Rodríguez, J M 2023, ' Ejecta from the DART-produced active asteroid Dimorphos ', Nature, vol. 616, pp. 452-456 . https://doi.org/10.1038/s41586-023-05811-4
Some active asteroids have been proposed to be the result of impact events. Because active asteroids are generally discovered serendipitously only after their tail formation, the process of the impact ejecta evolving into a tail has never been direct