J. L. Noviello, Steven J. Desch, Marc Neveu, Benjamin C. N. Proudfoot, S. Sonnett,
Abstract We present a new model for Haumea’s formation and evolution that relies on geophysical and geochemical data informed from observations of Haumea and meteorites to explain the characteristics of Haumea and its dynamical family. We hypothesize that after ... impact of two partially differentiated Kuiper Belt objects, Haumea’s rocky core grew, decreasing its moment of ... its surface. This ice, carrying about 3% of Haumea’s mass and 14% of its initial angular ... and moons observed today. Later, melted ice hydrated Haumea’s core and it grew, increasing Haumea’s ...
Tópico(s): Geology and Paleoclimatology Research
2022 - Institute of Physics | The Planetary Science Journal
Emilie T. Dunham, S. J. Desch, L. W. Probst,
... shape, structure, and composition of the dwarf planet Haumea. Previous studies of Haumea's light curve have suggested that Haumea is a uniform triaxial ellipsoid consistent with a ... In contrast, observations of a recent occultation of Haumea indicate that its axes are ≈1161 × 852 × 523 ... 1885 kg m−3; these results suggest that Haumea cannot be a fluid in hydrostatic equilibrium and ... reconcile these contradictory results and to determine whether Haumea is in fact a fluid in hydrostatic equilibrium. ... density, and ice crust thickness of a differentiated Haumea after imposing axis lengths a and b. We ...
Tópico(s): Stellar, planetary, and galactic studies
2019 - IOP Publishing | The Astrophysical Journal
Hilke E. Schlichting, Re’em Sari,
... Kuiper belt. The parent body of this family, Haumea, is one of the largest objects in the ... two satellites. It has been proposed that the Haumea family was created from dispersed fragments that resulted ... a giant impact. This proposed origin of the Haumea family is however in conflict with the observed ... is significantly less than the escape velocity from Haumea's surface (\sim 900 m/s). In this paper we propose a different formation scenario for Haumea's collisional family. In our scenario the family members are ejected while in orbit around Haumea. This scenario, therefore, gives naturally rise to a ...
Tópico(s): Stellar, planetary, and galactic studies
2009 - IOP Publishing | The Astrophysical Journal
Thomas Müller, Csaba Kiss, V. Alí-Lagoa, J. L. Ortiz, E. Lellouch, P. Santos-Sanz, S. Fornasier, G. Marton, Michael Mommert, Anikó Farkas-Takács, Audrey Thirouin, E. Vilenius,
... chord occultation measurement of the dwarf planet (136108) Haumea (Ortiz et al., 2017) revealed an elongated shape ... diameter. The chords also indicate a ring around Haumea's equatorial plane, where its largest moon, Hi'iaka, is also located. The Haumea occultation size estimate (size of an equal-volume ... and 160 µm thermal lightcurve amplitudes - originating from Haumea itself - with models of the total measured system fluxes (ring, satellite, Haumea) from 24–350 µm. The combination with results ... s thermal emission. Our radiometric studies show that Haumea's crystalline water ice surface must have a ...
Tópico(s): Planetary Science and Exploration
2018 - Elsevier BV | Icarus
Produção Nacional
Revisado por pares
J. L. Ortiz, P. Santos-Sanz, B. Sicardy, G. Benedetti-Rossi, Diane Bérard, N. Morales, R. Duffárd, F. Braga-Ribas, U. Hopp, C. Ries, V. Nascimbeni, F. Marzari, V. Granata, András Pál, Csaba Kiss, T. Pribulla, R. Komžík, K. Hornoch, Petr Pravec, P. Bacci, M. Maestripieri, Luca Nerli, L. Mazzei, Mauro Bachini, F. Martinelli, Giacomo Succi, F. Ciabattari, H. Mikuž, A. Carbognani, B. Gaehrken, S. Mottola, S. Hellmich, F. L. Rommel, E. Fernández-Valenzuela, Adriano Campo Bagatín, S. Cikota, Aleksandar Cikota, J. Lecacheux, R. Vieira-Martins, J. I. B. Camargo, M. Assafin, F. Colas, R. Behrend, J. Desmars, E. Meza, A. Álvarez-Candal, W. Beisker, A. R. Gomes-Júnior, B. E. Morgado, Françoise Roques, F. Vachier, J. Berthier, Thomas Mueller, J. M. Madiedo, Ozan Ünsalan, Э. Сонбас, N. Karaman, O. Erece, D. Koseoglu, T. Özışık, S. Kalkan, Yavuz Güney, Mohammad Shameoni Niaei, Onur Şatir, Cahit Yeşilyaprak, Çağlar Püsküllü, Afşar Kabaş, O. Demirçan, J. Alikakos, V. Charmandaris, G. Leto, J. Ohlert, Jean Marc Christille, R. Szakáts, A. Farkas, E. Varga-Verebélyi, G. Marton, A. Marciniak, P. Bartczak, T. Santana-Ros, M. Butkiewicz-Bąk, G. Dudziński, V. Alí-Lagoa, K. Gazeas, L. Tzouganatos, N. Paschalis, V. Tsamis, A. Sánchez‐Lavega, S. Pérez‐Hoyos, R. Hueso, J. C. Guirado, Vicente Bodí Peris, R. Iglesias-Marzoa,
Among the four known transneptunian dwarf planets, Haumea is an exotic, very elongated, and fast rotating body. In contrast to the other dwarf planets, its size, shape, albedo, and density are ... to possess something similar to Chariklo's rings. Haumea is the first body outside the Centaur population ... a ring. The ring is coplanar with both Haumea's equator and the orbit of its satellite ... to the 3:1 mean motion resonance with Haumea's spin period. The occultation by the main ... km. Combined with rotational light-curves, it constrains Haumea's 3D orientation and its triaxial shape, which ...
Tópico(s): Astrophysics and Star Formation Studies
2017 - Nature Portfolio | Nature
Produção Nacional
Revisado por pares
Diogo M. Sanchez, Rogerio Deienno, A. F. B. A. Prado, Kathleen C. Howell,
ABSTRACT The dwarf planet Haumea is a trans-Neptunian object that is orbited by two moons and has a recently discovered ring. The particles of ... the 3:1 resonance between the spin of Haumea and the orbital motion of the particles. In this work, the ring of Haumea is investigated using Perturbation Maps. These maps show ... and impact of perturbations acting over particles around Haumea. The information coming from the maps depends on ... 2000 and 2500 km from the centre of Haumea, which is the region where the ring was ...
Tópico(s): Solar and Space Plasma Dynamics
2020 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
B. P. Kondratyev, В. С. Корноухов,
... finding the spatial shape of the dwarf planet Haumea, as well as the inclination of its ring ... These equations take into account all information on Haumea's photometry, its limb and ring. For each ... calculate the shape and density of the ellipsoidal Haumea model, and its orientation in relation to the ... the orbits of Hi’iaka as well as Haumea's ring do not coincide with Haumea's equator, and that both satellites have prograde motion. The most probable characteristics of the Haumea system are obtained and our results are compared ...
Tópico(s): Solar and Space Plasma Dynamics
2018 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
Alexandra Lockwood, Michael E. Brown, J. A. Stansberry,
... and albedo of the large Kuiper belt object Haumea. The correlation between the visible and thermal photometry demonstrates that Haumea's high amplitude and quickly varying optical light curve is indeed due to Haumea's extreme shape, rather than large scale albedo ... the shape of lightcurve. The thermal emission from Haumea is consistent with the expected Jacobi ellipsoid shape ... uniquely constrain the full non-spherical shape of Haumea, the match between the predicted and measured thermal flux for a dense Jacobi ellipsoid suggests that Haumea is indeed one of the densest objects in ...
Tópico(s): Astrophysics and Star Formation Studies
2014 - Springer Science+Business Media | Earth Moon and Planets
Chadwick A. Trujillo, Scott S. Sheppard, E. L. Schaller,
... of ∼3. We use our filters to identify Haumea collisional family members, which are thought to be ... their surfaces. We add 2009 YE7 to the Haumea collisional family based on our water ice band ... are all consistent with the rest of the Haumea family. We identify several objects dynamically similar to Haumea as being distinct from the Haumea family as they do not have water ice ... only the largest KBOs have methane ice, and Haumea itself has significantly less water ice absorption than the smaller Haumea family members. We find no evidence for other ...
Tópico(s): Astrophysics and Star Formation Studies
2011 - IOP Publishing | The Astrophysical Journal
Matija Ćuk, Darin Ragozzine, David Nesvorný,
The dwarf planet Haumea has two large satellites, Namaka and Hi'iaka, which orbit at relatively large separations. Both moons have significant eccentricities ... previously proposed as the parent body of the Haumea family (Schlichting and Sari, 2009). We derive plausible ... that moon, consistent with the current models of Haumea's formation (Leinhardt et al, 2010). An interesting ... and Namaka may orbit retrograde with respect to Haumea's spin. Retrograde orbits of Haumea's moons would be in full agreement with ...
Tópico(s): Stellar, planetary, and galactic studies
2013 - Institute of Physics | The Astronomical Journal
B. Carry, C. Snodgrass, Pedro Lacerda, O. Hainaut, Christophe Dumas,
... family found among this population, associated with (136108) Haumea (a.k.a. 2003 EL61). We aim to distinguish the true members of the Haumea collisional family from interlopers. We search for water ... are used to constrain the formation mechanism of Haumea, its satellites, and its family. Optical and near- ... third of the 36 candidates. The origin of Haumea's family is likely to be related to ... However, a scenario explaining all the peculiarities of Haumea itself and its family remains elusive.
Tópico(s): Astrophysics and Star Formation Studies
2012 - EDP Sciences | Astronomy and Astrophysics
Christophe Dumas, B. Carry, Daniel Hestroffer, F. Merlin,
... the case for the large TNO (136 108) Haumea (2003 EL61). Aims. We seek to constrain the state of the water ice of Haumea and its satellites, and investigate possible energy sources ... ESO Very Large Telescope. The spectra of both Haumea and its larger satellite Hi'iaka are analyzed. ... crystalline water-ice present on the surface of Haumea and its largest satellite Hi'iaka and analyze ... conditions, both radiogenic heating and tidal forces between Haumea and Hi'iaka could provide the energy sufficient ...
Tópico(s): Isotope Analysis in Ecology
2011 - EDP Sciences | Astronomy and Astrophysics
Wesley C. Fraser, Michael E. Brown,
... Space Telescope NICMOS F110W and F160W observations of Haumea, and its two satellites Hi'iaka and Namaka. ... are at least as deep as that of Haumea. The light curve of Haumea is detected in both filters, and we find ... spot. These observations suggest that the satellites of Haumea were formed from the collision that produced the Haumea collisional family.
Tópico(s): Astrophysics and Star Formation Studies
2009 - IOP Publishing | The Astrophysical Journal
... photometry of the extreme Kuiper belt object (136108) Haumea (formerly 2003 EL61) taken to further investigate rotational ... near-infrared color variations across the surface of Haumea. The color variations are spatially correlated with a ... photometry indicates that the J − H colors of Haumea (J − H = −0.057 ± 0.016 mag) and ... μm water-ice absorption. The phase coefficient of Haumea is found to increase monotonically with wavelength in ... objects and discuss implications regarding the surface of Haumea.
Tópico(s): Planetary Science and Exploration
2009 - Institute of Physics | The Astronomical Journal
Produção Nacional
Revisado por pares
O. C. Winter, G Borderes-Motta, Thiago Ribeiro,
... recently discovered ring around the dwarf planet (136108) Haumea is located near the 1:3 resonance between ... of the ring particles and the spin of Haumea. In the current work is studied the dynamics ... radial distance, which encompasses the region of the Haumea's ring. Therefore, this analysis suggests the Haumea's ring is in a stable region associated ...
Tópico(s): Stellar, planetary, and galactic studies
2019 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
Adriano Campo Bagatín, Paula Gabriela Benavídez, J. L. Ortiz, R. Gil-Hutton,
... the system formed by the dwarf planet 136108 Haumea, its two satellites and a group of some ... with semimajor axes, eccentricities and inclinations close to Haumea's values, are analysed against collisional, physical, dynamical ... independent origin of the family with respect to Haumea and its satellites. As a general conclusion the formation of the Haumea system is a low-probability event in the ...
Tópico(s): Astrophysics and Star Formation Studies
2016 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
The Haumea family is currently the only identified collisional family in the Kuiper belt. We numerically simulate the long- ... two proposed models for the formation of the Haumea family, a graze-and-merge type collision between ... or the collisional disruption of a satellite orbiting Haumea. For the graze-and-merge collision model, we ... observational incompleteness into account, the observed number of Haumea family members is consistent with either formation scenario ...
Tópico(s): Stellar, planetary, and galactic studies
2012 - Elsevier BV | Icarus
J. L. Ortiz, Audrey Thirouin, Adriano Campo Bagatín, R. Duffárd, J. Licandro, D. C. Richardson, P. Santos-Sanz, N. Morales, Paula Gabriela Benavídez,
... in the trans-Neptunian belt. We show that Haumea is, potentially, an example of an object that ... base. Besides, the specific total angular momentum of Haumea and its satellites falls close to that of ... of rotational fission applied to the case of Haumea. These show that this process is feasible; it ... created a 'family' of bodies orbitally associated to Haumea. The orbitally associated bodies might come from the ...
Tópico(s): Geomagnetism and Paleomagnetism Studies
2011 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
Z. M. Leinhardt, Robert Marcus, Sarah T. Stewart,
Haumea, a rapidly rotating elongated dwarf planet (∼1500 km in diameter), has two satellites and is associated ... KBOs) in similar orbits. All members of the Haumea system share a water ice spectral feature that ... all other KBOs. The relative velocities between the Haumea family members are too small to have formed ... that all of the unusual characteristics of the Haumea system are explained by a novel type of ...
Tópico(s): Planetary Science and Exploration
2010 - IOP Publishing | The Astrophysical Journal
Darin Ragozzine, Michael E. Brown,
... dynamically interacting satellites of the dwarf planet (136108) Haumea, formerly 2003 EL61. The orbital parameters of Hi' ... parameters of both orbits and the mass of Haumea and Hi'iaka; Namaka's mass is marginally ... similar to water ice, strengthen the hypothesis that Haumea experienced a giant collision billions of years ago. ... resonances. The orbital solution indicates that Namaka and Haumea are currently undergoing mutual events and that the ...
Tópico(s): Astrophysics and Star Formation Studies
2009 - Institute of Physics | The Astronomical Journal
Benjamin C. N. Proudfoot, Darin Ragozzine, William G. Giforos, W. M. Grundy, Mariah G. MacDonald, William J. Oldroyd,
The dwarf planet Haumea is one of the most compelling transneptunian objects (TNOs) to study, hosting two small, dynamically interacting satellites, a family ... nearby spectrally unique objects, and a ring system. Haumea itself is extremely oblate due to its 3.9 hour rotation period. Understanding the orbits of Haumea's satellites, named Hi'iaka and Namaka, requires ... satellite-satellite gravitational interactions and satellite interactions with Haumea's nonspherical gravitational field (parameterized here as $J_ ...
Tópico(s): Stellar, planetary, and galactic studies
2024 - Institute of Physics | The Planetary Science Journal
Rosemary E. Pike, Benjamin C. N. Proudfoot, Darin Ragozzine, Mike Alexandersen, Steven Maggard, Michele T. Bannister, Ying-Tung Chen, Brett Gladman, J. J. Kavelaars, Stephen Gwyn, Kathryn Volk,
... the Kuiper belt, linked to the dwarf planet Haumea. The characterization of Haumea’s family helps to constrain its origin and, ... Kuiper belt. However, the size distribution of the Haumea family is difficult to constrain from the known ... System Origins Survey (OSSOS) Ensemble to look for Haumea family members. In this OSSOS XVI study we ... The largest discovery, 2013 UQ15, is conclusively a Haumea family member, with a low ejection velocity and ... colours. Although the OSSOS Ensemble is sensitive to Haumea family members to a limiting absolute magnitude (Hr) ...
Tópico(s): Stellar, planetary, and galactic studies
2019 - Nature Portfolio | Nature Astronomy
Benjamin C. N. Proudfoot, Darin Ragozzine,
Abstract The dwarf planet (136108) Haumea has an intriguing combination of unique physical properties: near-breakup spin, two regular satellites, and an unexpectedly compact family. While these ... unusually rapid spin and low relative velocities of Haumea family members (“Haumeans”). We explore and test the ... proposed (a cratering collision and a collision where Haumea’s upper layers are “missing”) and scrutinized. We ...
Tópico(s): Planetary Science and Exploration
2019 - Institute of Physics | The Astronomical Journal
Audrey Thirouin, Scott S. Sheppard, Keith Noll, Nicholas Moskovitz, J. L. Ortiz, A. Doressoundiram,
Haumea is one of the most interesting and intriguing transneptunian objects (TNOs). It is a large, bright, ... to our study, there is a suggestion that Haumea family members rotate faster than other TNOs, however, ... g cm^-3. This density is similar to Haumea's and much more dense than other small ...
Tópico(s): High-pressure geophysics and materials
2016 - Institute of Physics | The Astronomical Journal
Danielle M. Hastings, Darin Ragozzine, Daniel C. Fabrycky, Luke Burkhart, César Fuentes, Jean‐Luc Margot, Michael E. Brown, Matthew J. Holman,
... the larger outer satellite of the dwarf planet Haumea. Using relative photometry from the Hubble Space Telescope ... learn about the (presently unclear) formation of the Haumea system and family based on this unexpectedly rapid ... its current location and spin up due to Haumea-centric impactors.
Tópico(s): Planetary Science and Exploration
2016 - Institute of Physics | The Astronomical Journal
C. Snodgrass, B. Carry, Christophe Dumas, O. Hainaut,
... Neptunian Objects (TNOs), the one associated with (136108) Haumea (2003 EL61). We aim to identify which of the candidate members of the Haumea collisional family are true members, by searching for ... say that none of the family members (except Haumea) require a large density to explain their light- ...
Tópico(s): Astrophysics and Star Formation Studies
2009 - EDP Sciences | Astronomy and Astrophysics
Produção Nacional
Revisado por pares
Thiago Ribeiro, O. C. Winter, Gustavo Madeira, S. M. Giuliatti Winter,
... around ellipsoidal bodies, such as the dwarf planet Haumea, the centaur Chariklo, and other five hypothetical bodies, ... we keep part of the physical parameters of Haumea but we varied its period of rotation and ... a body with the same physical parameters as Haumea. This bifurcation generates a chaotic region, reducing the ...
Tópico(s): Geology and Paleoclimatology Research
2023 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
B. Sicardy, Rodrigo Leiva, S. Renner, Françoise Roques, Maryame El Moutamid, P. Santos-Sanz, J. Desmars,
... modest topographic features or elongations of Chariklo and Haumea explain why their rings are relatively far away ... faster rotators for being surrounded by rings. Chariklo, Haumea and potentially Chiron are the only known ringed ...
Tópico(s): Fluid Dynamics Simulations and Interactions
2018 - Nature Portfolio | Nature Astronomy
Alice C. Quillen, Andrea Kueter-Young, Julien Frouard, Darin Ragozzine,
... ratios 0.5 and and 0.8, like Haumea, has orbital semi-major axis drift rate about ... in drift rate is not enough to allow Haumea's satellite, Hi'iaka, to have tidally drifted away from Haumea to its current orbital semi-major axis.
Tópico(s): Scientific Research and Discoveries
2016 - Oxford University Press | Monthly Notices of the Royal Astronomical Society
Michael E. Brown, E. L. Schaller, Wesley C. Fraser,
... these objects occurs in three separate manners: (1) Haumea family members uniquely show surfaces of nearly pure ... the icy mantle of a larger differentiated proto-Haumea; (2) large objects with absolute magnitudes of $H< ... 3) smaller KBOs and centaurs which are neither Haumea family members nor cold-classical KBOs appear to ...
Tópico(s): Isotope Analysis in Ecology
2012 - Institute of Physics | The Astronomical Journal