Search Results - "Braga-Ribas, F"

Constraining the size, shape, and albedo of the large trans-Neptunian object (28978) Ixion with multi-chord stellar occultations.

Authors: Kilic, Y. Braga-Ribas, F. Pereira, C. L. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2026, Vol. 707, p1-22. 22p.

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

Authors: Ferreira, F S Camargo, J I B Boufleur, R et al.

Source: Monthly Notices of the Royal Astronomical Society; Jun2025, Vol. 540 Issue 1, p460-482, 23p

Investigating the formation of small Solar System objects using stellar occultations by satellites: present, future and its use to update satellite orbits.

Authors: Braga-Ribas, F. Vachier, F. Desmars, J. et al.

Source: Philosophical Transactions of the Royal Society A: Mathematical, Physical & Engineering Sciences. 2/27/2025, Vol. 383 Issue 2291, p1-22. 22p.

Centaur 29P/Schwassmann–Wachmann 1 and its near-nucleus environment from a stellar occultation.

Authors: Pereira, C. L. Braga-Ribas, F. Sicardy, B. et al.

Source: Philosophical Transactions of the Royal Society A: Mathematical, Physical & Engineering Sciences. 2/27/2025, Vol. 383 Issue 2291, p1-14. 14p.

Physical properties of Centaur (60558) 174P/Echeclus from stellar occultations.

Authors: Pereira, C L Braga-Ribas, F Sicardy, B et al.

Source: Monthly Notices of the Royal Astronomical Society; 1/15/2024, Vol. 527 Issue 2, p3624-3638, 15p

Kilometer-precise (UII) Umbriel physical properties from the multichord stellar occultation on 2020 September 21.

Authors: Assafin, M Santos-Filho, S Morgado, B E et al.

Source: Monthly Notices of the Royal Astronomical Society; Dec2023, Vol. 526 Issue 4, p6193-6204, 12p

The 2021 mutual phenomena involving the Galilean satellites of Jupiter and the inner satellite Thebe.

Authors: Catani, L M Assafin, M Morgado, B E et al.

Source: Monthly Notices of the Royal Astronomical Society; Dec2023, Vol. 526 Issue 4, p6145-6154, 10p

Occultation portal: A web-based platform for data collection and analysis of stellar occultations.

Authors: Kilic, Y Braga-Ribas, F Kaplan, M et al.

Source: Monthly Notices of the Royal Astronomical Society; Sep2022, Vol. 515 Issue 1, p1346-1357, 12p

SORA: Stellar occultation reduction and analysis.

Authors: Gomes-Júnior, A R Morgado, B E Benedetti-Rossi, G et al.

Source: Monthly Notices of the Royal Astronomical Society; Mar2022, Vol. 511 Issue 1, p1167-1181, 15p

A ring system detected around the Centaur (10199) Chariklo.

Authors: Braga-Ribas, F. Sicardy, B. Ortiz, J. L. et al.

Source: Nature. 4/ 3/2014, Vol. 508 Issue 7494, p72-75. 4p. 1 Diagram, 7 Charts, 4 Graphs, 1 Map.

Subjects: Solar system, Occultations (Astronomy), Centaurus (Constellation), Planetary rings, Galactic dynamics

Albedo and atmospheric constraints of dwarf planet Makemake from a stellar occultation.

Authors: Ortiz, J. L. Sicardy, B. Braga-Ribas, F. et al.

Source: Nature. 11/22/2012, Vol. 491 Issue 7425, p566-569. 4p. 2 Diagrams, 1 Chart, 1 Graph.

Subjects: Pluto (Dwarf planet), Eris (Dwarf planet), Makemake (Dwarf planet), Occultations (Astronomy), Albedo, Spectrum analysis

A Pluto-like radius and a high albedo for the dwarf planet Eris from an occultation.

Authors: Sicardy, B. Ortiz, J. L. Assafin, M. et al.

Source: Nature. 10/27/2011, Vol. 478 Issue 7370, p493-496. 4p. 1 Diagram, 2 Graphs.

Subjects: Eris (Dwarf planet), Pluto (Dwarf planet), Albedo, Stellar activity, Occultations (Astronomy), Thermodynamic equilibrium

A multi-chord stellar occultation by the large trans-Neptunian object (174567) Varda.

Authors: Souami, D. Braga-Ribas, F. Sicardy, B. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. Nov2020, Vol. 643, p1-15. 15p.

The first observed stellar occultations by the irregular satellite Phoebe (Saturn IX) and improved rotational period.

Authors: Gomes-Júnior, A R Assafin, M Braga-Ribas, F et al.

Source: Monthly Notices of the Royal Astronomical Society; Feb2020, Vol. 492 Issue 1, p770-781, 12p

APPROX – mutual approximations between the Galilean moons: the 2016–2018 observational campaign.

Authors: Morgado, B Vieira-Martins, R Assafin, M et al.

Source: Monthly Notices of the Royal Astronomical Society; Feb2019, Vol. 482 Issue 4, p5190-5200, 11p

New orbits of irregular satellites designed for the predictions of stellar occultations up to 2020, based on thousands of new observations.

Authors: Gomes-Júnior, A. R. Assafin, M. Beauvalet, L. et al.

Source: Monthly Notices of the Royal Astronomical Society; 10/21/2016, Vol. 462 Issue 2, p1351-1358, 8p

THE SIZE, SHAPE, ALBEDO, DENSITY, AND ATMOSPHERIC LIMIT OF TRANSNEPTUNIAN OBJECT (50000) QUAOAR FROM MULTI-CHORD STELLAR OCCULTATIONS.

Authors: BRAGA-RIBAS, F. SICARDY, B. ORTIZ, J. L. et al.

Source: Astrophysical Journal. 8/10/2013, Vol. 773 Issue 1, p1-13. 13p.

Analysis of 25 mutual eclipses and occultations between the Galilean satellites observed from Brazil in 2009★.

Authors: Dias-Oliveira, A. Vieira-Martins, R. Assafin, M. et al.

Source: Monthly Notices of the Royal Astronomical Society; Jun2013, Vol. 432 Issue 1, p225-242, 18p

A high geometric albedo and small size for the Haumea cluster member (24835) 1995 SM55 determined from a stellar occultation and photometric observations.

Authors: Ortiz, J. L. Morales, N. Sicardy, B. et al.

Source: Astronomy & Astrophysics / Astronomie et Astrophysique. 2025, Vol. 703, p1-13. 13p.

Physical characteristics of Jupiter's Trojan (1437) Diomedes from a tri-chord stellar occultation in 2020 and dimensionless three-dimensional model.

Authors: Dutra, H. Assafin, M. Sicardy, B. et al.

Source: Philosophical Transactions of the Royal Society A: Mathematical, Physical & Engineering Sciences. 2/27/2025, Vol. 383 Issue 2291, p1-15. 15p.