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Related papers: Color Variability of Asteroids in SDSS Moving Obje…

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With the Wide-field Infrared Survey Explorer (WISE; Wright et al. 2010), we have observed over 157,000 minor planets (Mainzer et al. 2011). Included in these are a number of near-Earth objects, Main Belt Asteroids, and irregular satellites…

Earth and Planetary Astrophysics · Physics 2011-05-06 A. Mainzer , T. Grav , J. Masiero , J. Bauer , E. Wright , R. M. Cutri , R. S. McMillan , M. Cohen , M. Ressler , P. Eisenhardt

We present a comparative analysis of the spectral slope and color distributions of Jupiter Trojans, with particular attention to asteroid families. We use a sample of data from the Moving Object Catalogue of the Sloan Digital Sky Survey,…

Astrophysics · Physics 2009-11-13 F. Roig , A. O. Ribeiro , R. Gil-Hutton

A statistical analysis of brightness variability of asteroids reveals how their shapes evolve from elongated to rough spheroidal forms, presumably driven by impact-related phenomena. Based on the Sloan Digital Sky Survey Moving Object…

Astrophysics · Physics 2009-11-13 Gyula M. Szabo , Laszlo L. Kiss

Analysis of laboratory experiments simulating space weathering optical effects on atmosphereless planetary bodies reveals that the time needed to alter the spectrum of an ordinary chondrite meteorite to resemble the overall spectral shape…

Earth and Planetary Astrophysics · Physics 2012-11-28 D. I. Shestopalov , L. F. Golubeva , E. A. Cloutis

Physical studies of asteroids depend on an availability of lightcurve data. Targets that are easy to observe and analyse naturally have more data available, so their synodic periods are confirmed from multiple sources. Also, thanks to…

The Large Synoptic Survey Telescope (LSST) will be a ground-based, optical, all-sky, rapid cadence survey project with tremendous potential for discovering and characterizing asteroids. With LSST's large 6.5m diameter primary mirror, a wide…

Instrumentation and Methods for Astrophysics · Physics 2016-03-16 R. Lynne Jones , Mario Juric , Zeljko Ivezic

Large surveys provide numerous non-targeted observations of small bodies (SSOs). The upcoming LSST of the Rubin observatory will be the largest source of SSO photometry in the next decade. With non-coordinated epochs of observation, colors,…

Earth and Planetary Astrophysics · Physics 2024-06-26 B. Carry , J. Peloton , R. Le Montagner , M. Mahlke , J. Berthier

Understanding the dynamical evolution of asteroids through the secular Yarkovsky effect requires the determination of many physical properties, including the rotation period. We propose a method aimed at obtaining a robust determination of…

Earth and Planetary Astrophysics · Physics 2025-01-14 D. E. Vavilov , B. Carry

The nature and origin of the asteroids orbiting in near-Earth space, including those on a potentially hazardous trajectory, is of both scientific interest and practical importance. We aim here at determining the taxonomy of a large sample…

Earth and Planetary Astrophysics · Physics 2016-02-24 Benoit Carry , Enrique Solano , Siegfried Eggl , Francesca E. DeMeo

This study presents the first optical spectropolarimetric study of large C-complex asteroids. A total of 64 C-complex asteroids of different subclasses are analyzed using archival polarimetric and reflectance data to refine the link between…

Earth and Planetary Astrophysics · Physics 2023-09-20 Yuna G. Kwon , Stefano Bagnulo , Alberto Cellino

Context. The study of planet-crossing asteroids is of both practical and fundamental importance. As they are closer than asteroids in the Main Belt, we have access to a smaller size range, and this population frequently impacts planetary…

Earth and Planetary Astrophysics · Physics 2023-12-06 A. V. Sergeyev , B. Carry , M. Marsset , P. Pravec , D. Perna , F. E. DeMeo , V. Petropoulou , M. Lazzarin , F. La Forgia , I. Di Petro , the NEOROCKS team

The UKIRT Hemisphere Survey covers the northern sky in the infrared from 0-60 degrees declination. Current data releases include both J and K bands, with H-band data forthcoming. Here we present a novel pipeline to recover asteroids from…

We fit 54,296 sparsely-sampled asteroid lightcurves in the Palomar Transient Factory to a combined rotation plus phase-function model. Each lightcurve consists of 20+ observations acquired in a single opposition. Using 805 asteroids in our…

Sparse and serendipitous asteroid photometry obtained by wide field surveys such as the Asteroid Terrestrial-impact Last Alert System (\ATLAS) is a valuable resource for studying the properties of large numbers of small Solar System bodies.…

We have extended our earlier work on space weathering of the youngest S-complex asteroid families to include results from asteroid clusters with ages <10^6 years and to newly identified asteroid pairs with ages <5x10^5 years. We have…

Earth and Planetary Astrophysics · Physics 2010-04-23 Mark Willman , Robert Jedicke , Nicholas Moskovitz , David Nesvorný , David Vokrouhlický , Thais Mothé-Diniz

We present an analysis of the accuracy of geometric albedos determined for asteroids through the modeling of observed thermal infrared radiation. We show that albedo uncertainty is dominated by the uncertainty on the measured $H_V$ absolute…

Earth and Planetary Astrophysics · Physics 2021-01-11 Joseph R. Masiero , E. L. Wright , A. K. Mainzer

We present the first-ever measurements of the surface colors and rotational properties of a recently discovered distant object in an unusual orbit 2016 ND21. In 2017, this object was close to its perihelion, which allowed us to observe it…

Earth and Planetary Astrophysics · Physics 2019-12-18 Tetiana Hromakina , Sergey Velichko , Irina Belskaya , Yurij Krugly , Aleksandr Sergeev

Current models of Solar System evolution posit that the asteroid populations in resonance with Jupiter are comprised of objects scattered inward from the outer Solar System during a period of dynamical instability. In this paper, we present…

Earth and Planetary Astrophysics · Physics 2017-01-18 Ian Wong , Michael E. Brown

Most asteroids are somewhat elongated and have non-zero lightcurve amplitudes. Such asteroids can be detected in large-scale sky surveys even if their mean magnitudes are fainter than the stated sensitivity limits. We explore the detection…

Earth and Planetary Astrophysics · Physics 2021-05-21 Samuel Navarro-Meza , Erin Aadland , David Trilling

Context. Small bodies change their brightness due to different motives: Rotation along their axis or axes, combined with irregular shapes and/or changing surface properties, or changes in the geometry of observations. In this work, we…

Earth and Planetary Astrophysics · Physics 2024-05-01 Alvaro Alvarez-Candal