Year six photometric measurements of known Trans-Neptunian Objects and Centaurs by the Dark Energy Survey

ABSTRACT We identified known Trans-Neptunian Objects (TNOs) and Centaurs in the complete Dark Energy Survey (DES) year six catalogue (DES Y6) through the Sky Body Tracker (SkyBoT) tool. We classified our data set of 144 objects into a widely used 4-class taxonomic system of TNOs. No such previous classification was available in the literature for most of these objects. From absolute magnitudes and average albedos, an estimation of the diameters of all these objects is obtained. Correlations involving colours, orbital parameters, dynamical classes, and sizes are also discussed. In particular, our largest reddest object has a diameter of $390^{+68}_{-53}$ km and our largest cold classical, $255^{+19}_{-17}$ km. Also, a weak correlation between colour and inclination is found within the population of resonant TNOs in addition to weak correlations between colour and phase slope in different bands.

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Publication Details

Journal
Monthly Notices of the Royal Astronomical Society
Published
2025-04-24
DOI
https://doi.org/10.1093/mnras/staf650
Citations
1
Primary Topic
Stellar, planetary, and galactic studies
Type
article
Field-Weighted Citation Impact
1.15
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article

Year six photometric measurements of known Trans-Neptunian Objects and Centaurs by the Dark Energy Survey

A. Pieres, Hsing Wen Lin, S. Everett, I. Ferrero et al.
1 citations
Monthly Notices of the Royal Astronomical Society
Stellar, planetary, and galactic studies
1.15
article

Year six photometric measurements of known Trans-Neptunian Objects and Centaurs by the Dark Energy Survey

A. Pieres, Hsing Wen Lin, S. Everett, I. Ferrero, D.L Hollowood, S. R. Hinton, G. Tarle, M. Gatti, J. Carretero, S. Allam, L. N. da Costa, D. Gruen, R. Vieira-Martins, A. Palmese, O. Alves, E Gaztanaga, Matt J. Smith, D. L. Burke, Eusebio Sanchez, M. V. Banda-Huarca, J. Mena-Fernández, J. De Vicente, K. Honscheid, C. To, AC Rosell, N Weaverdyck, J. I. B. Camargo, S. Lee, K. Herner, J Myles, M. E. C. Swanson, M. E. S. Pereira, F. Braga-Ribas, Pedro H. Bernardinelli, R. C. Boufleur, D. L. Tucker, M. Assafin, A. R. Gomes-Júnior, F S Ferreira, A. R. Walker, A A Plazas Malagón, J García-Bellido, D. Sanchez Cid, K Kuehn, R Miquel, P. Doel, J. Annis, D. James, R A Gruendl, T. M. C. Abbott, S Samuroff, M. Aguena, D. Bacon, S. Desai, V. Vikram, Vieira Peixoto, Donal Brooks, J. L. Marshall, E. Suchyta, G Giannini, I Servila-Noarbe
article en
1 citations

Abstract

ABSTRACT We identified known Trans-Neptunian Objects (TNOs) and Centaurs in the complete Dark Energy Survey (DES) year six catalogue (DES Y6) through the Sky Body Tracker (SkyBoT) tool. We classified our data set of 144 objects into a widely used 4-class taxonomic system of TNOs. No such previous classification was available in the literature for most of these objects. From absolute magnitudes and average albedos, an estimation of the diameters of all these objects is obtained. Correlations involving colours, orbital parameters, dynamical classes, and sizes are also discussed. In particular, our largest reddest object has a diameter of $390^{+68}_{-53}$ km and our largest cold classical, $255^{+19}_{-17}$ km. Also, a weak correlation between colour and inclination is found within the population of resonant TNOs in addition to weak correlations between colour and phase slope in different bands.

Monthly Notices of the Royal Astronomical SocietyVol. 540(1)
Institució Catalana de Recerca i Estudis Avançats (ES), Universidade Federal do Rio de Janeiro (BR), Argonne National Laboratory (US), Universidade Tecnológica Federal do Paraná (BR), Oak Ridge National Laboratory (US), Northeastern University (US), Fermi National Accelerator Laboratory (US), Institute of Space Sciences (ES), Jet Propulsion Laboratory (US), Lawrence Berkeley National Laboratory (US), University of Illinois Urbana-Champaign (US), Universität Hamburg (DE), The University of Queensland (AU), University of Oslo (NO), Institute for High Energy Physics (ES), Princeton University (US), University of Washington (US), University of Michigan (US), Lowell Observatory (US), Mitchell Institute (US), SLAC National Accelerator Laboratory (US), Australian Astronomical Observatory (AU), University of Chicago (US), Valongo Observatory (BR), Institut d'Estudis Espacials de Catalunya (ES), Kavli Institute for Particle Astrophysics and Cosmology (US), Institute of Astronomy (RU), Center for Astrophysics Harvard & Smithsonian (US), National Observatory (BR), Instituto de Astrofísica de Canarias (ES), National Center for Supercomputing Applications (US), Cerro Tololo Inter-American Observatory (CL), Laboratoire de Physique Subatomique et de Cosmologie (FR), NSF NOIRLab (US), Laboratório Interinstitucional de e-Astronomia (BR), Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas (ES), University of Southampton (GB), Institute of Science and Technology, City University of Seattle (US), University College London (GB), The Ohio State University (US), University of Portsmouth (GB), Universidad Autónoma de Madrid (ES), Indian Institute of Technology Hyderabad (IN), Carnegie Mellon University (US), University of Pennsylvania (US), Universidade Federal de Uberlândia (BR), Ludwig-Maximilians-Universität München (DE), Texas A&M University (US), University of California, Berkeley (US), Stanford University (US), Macquarie University (AU)
Openalex Percentile: Top 20%
Stellar, planetary, and galactic studies
1.15
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