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Related papers: Photometry of selected outer main belt asteroids

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We study the distributions of effective diameter ($D$), beaming parameter ($\eta$), and visible geometric albedo ($p_V$) of asteroids in cometry orbits (ACOs) populations, derived from NASA's Wide-field Infrared Explorer (WISE)…

Earth and Planetary Astrophysics · Physics 2015-12-16 J. Licandro , V. Ali-Lagoa , G. Tancredi , Y. Fernandez

The Gaia Data Release 3 (DR3) contains reflectance spectra at visible wavelengths for 60,518 asteroids over the range between 374-1034 nm, representing a large sample that is well suited to studies of asteroid families. We want to assess…

Earth and Planetary Astrophysics · Physics 2024-08-28 Roberto Balossi , Paolo Tanga , Alexey Sergeyev , Alberto Cellino , Federica Spoto

Sylvia is a triple asteroid system located in the main belt. We report new adaptive optics observations of this system that extend the baseline of existing astrometric observations to a decade. We present the first fully dynamical 3-body…

Earth and Planetary Astrophysics · Physics 2015-06-05 Julia Fang , Jean-Luc Margot , Patricio Rojo

We report on a detailed abundance study of six bright, mostly southern, slowly rotating late B stars: HD~1279 (B8III), HD~99803 (B9V), HD~123445 (B9V), HD~147550 (B9V), HD~171961 (B8III) and HD~202671 (B5II/III), hitherto reported as normal…

The Hilda asteroids are primitive bodies in resonance with Jupiter whose origin and physical properties are not well understood. Current models posit that these asteroids formed in the outer Solar System and were scattered along with the…

Earth and Planetary Astrophysics · Physics 2017-08-30 Ian Wong , Michael E. Brown , Joshua P. Emery

We are in an era of large catalogs and, thus, statistical analysis tools for large data sets, such as machine learning, play a fundamental role. One example of such a survey is the Sloan Moving Object Catalog (MOC), which lists the…

Earth and Planetary Astrophysics · Physics 2022-10-12 M. Colazo , A. Alvarez-Candal , R. Duffard

This work reports high quality NIR spectra, and their respective interpretations, for eight Vp type asteroids, as defined by Carvano et al. (2010), that were observed at the NASA Infrared Telescope Facility on January 14, 2013 UT. They…

Earth and Planetary Astrophysics · Physics 2015-06-22 Paul S. Hardersen , Vishnu Reddy , Rachel Roberts , Amy Mainzer

We present 24 new dense lightcurves of the near-Earth asteroids (3103) Eger, (161989) Cacus, (2100) Ra-Shalom and (12711) Tukmit, obtained with the Instituto Astrof\'isico Canarias 80 and Telescopio Abierto Remoto 2 telescopes at the Teide…

We explore the correlation between an asteroid's taxonomy and photometric phase curve using the H, G12 photometric phase function, with the shape of the phase function described by the single parameter G12. We explore the usability of G12…

Earth and Planetary Astrophysics · Physics 2015-06-04 D. A. Oszkiewicz , E. Bowell , L. H. Wasserman , K. Muinonen , A. Penttilä , T. Pieniluoma , D. E. Trilling , C. A. Thomas

We present the results of BVRI photometry and classification of 53 unusual asteroids, including 35 near-Earth asteroids (NEAs), 6 high eccentricity/inclination asteroids, and 12 recently-identified asteroid-pair candidates. Most of these…

Earth and Planetary Astrophysics · Physics 2012-10-25 Q. -z. Ye

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 distribution of asteroids across the Main Belt has been studied for decades to understand the compositional distribution and what that tells us about the formation and evolution of our solar system. All-sky surveys now provide orders of…

Earth and Planetary Astrophysics · Physics 2015-06-16 Francesca DeMeo , Benoit Carry

We present $V$-band photometry of the 20,000 brightest asteroids using data from the All-Sky Automated Survey for Supernovae (ASAS-SN) between 2012 and 2018. We were able to apply the convex inversion method to more than 5,000 asteroids…

Earth and Planetary Astrophysics · Physics 2021-10-13 J. Hanuš , O. Pejcha , B. J. Shappee , C. S. Kochanek , K. Z. Stanek , T. W. -S. Holoien

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

From a set of adaptive optics (AO) observations collected with the W.M. Keck telescope between August and September 2009, we derived the orbital parameters of the most recently discovered satellites of the large C-type asteroid (93)…

Asteroid (234) Barbara is the prototype of a category of asteroids that has been shown to be extremely rich in refractory inclusions, the oldest material ever found in the Solar System. It exhibits several peculiar features, most notably…

In the analysis of thermal infrared data of asteroids by means of thermophysical models (TPMs) it is a common practice to neglect the uncertainty of the shape model and the rotational state, which are taken as an input for the model. Here,…

Earth and Planetary Astrophysics · Physics 2015-05-20 Josef Hanuš , Marco Delbo' , Josef Ďurech , Victor Alí-Lagoa

A chemo-dynamical analysis of 115 metal-poor candidate stars selected from the narrow-band Pristine photometric survey is presented based on CFHT high-resolution ESPaDoNS spectroscopy. We have discover 28 new bright (V < 15) stars with…

This paper presents the results of photometric observations with standard broad-band Bessel filters B, V, and R on near-Earth asteroid (214088) 2004 JN13. The analysis shows that the B-V and V-R color indices are fairly constant on the…

Earth and Planetary Astrophysics · Physics 2019-04-09 A. Carbognani

M-type asteroids, as defined in the Tholen taxonomy (Tholen, 1984), are medium albedo bodies supposed to have a metallic composition and to be the progenitors both of differentiated iron-nickel meteorites and enstatite chondrites. We…

Earth and Planetary Astrophysics · Physics 2015-05-19 S. Fornasier , B. E. Clark , E. Dotto , A. Migliorini , M. Ockert-Bell , M. A. Barucci