Search Results - "Bendjoya, Philippe"
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Interferometric confirmation of ‘water fountain’ candidates
Published in Monthly notices of the Royal Astronomical Society (01-06-2017)“…Abstract Water fountain stars (WFs) are evolved objects with water masers tracing high-velocity jets (up to several hundreds of km s−1). They could represent…”
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Polarization properties of OH emission in planetary nebulae
Published in Monthly notices of the Royal Astronomical Society (21-09-2016)“…We present the interferometric, full-polarization observations of the four ground-state transitions of OH, towards five confirmed and one candidate OH-emitting…”
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THE FIRST “WATER FOUNTAIN” COLLIMATED OUTFLOW IN A PLANETARY NEBULA
Published in The Astrophysical journal (01-02-2015)“…"Water fountains" (WFs) are evolved objects showing high-velocity, collimated jets traced by water maser emission. Most of them are in the post-asymptotic…”
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Apodized Lyot coronagraph for SPHERE/VLT: II. Laboratory tests and performance
Published in Experimental astronomy (01-05-2011)“…SPHERE (which stands for Spectro-Polarimetric High-contrast Exoplanet REsearch) is a second-generation Very Large Telescope (VLT) instrument dedicated to…”
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Thermal Imaging of Dust Hiding the Black Hole in NGC 1068
Published in Nature (London) (17-02-2022)“…In the widely accepted ‘unified model’1 solution of the classification puzzle of active galactic nuclei, the orientation of a dusty accretion torus around the…”
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Erratum: Polarization properties of OH emission in planetary nebulae
Published in Monthly notices of the Royal Astronomical Society (21-11-2017)Get full text
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(6478) Gault: physical characterization of an active main-belt asteroid
Published in Monthly notices of the Royal Astronomical Society (01-07-2021)“…ABSTRACT In 2018 December, the main-belt asteroid (6478) Gault was reported to display activity. Gault is an asteroid belonging to the Phocaea dynamical family…”
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TOI-2525 b and c: A Pair of Massive Warm Giant Planets with Strong Transit Timing Variations Revealed by TESS
Published in The Astronomical journal (01-04-2023)“…Abstract The K-type star TOI-2525 has an estimated mass of M = 0.849 − 0.033 + 0.024 M ⊙ and radius of R = 0.785 − 0.007 + 0.007 R ⊙ observed by the TESS…”
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TOI-199 b: A Well-characterized 100 day Transiting Warm Giant Planet with TTVs Seen from Antarctica
Published in The Astronomical journal (01-11-2023)“…Abstract We present the spectroscopic confirmation and precise mass measurement of the warm giant planet TOI-199 b. This planet was first identified in TESS…”
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VaTEST. II. Statistical Validation of 11 TESS-detected Exoplanets Orbiting K-type Stars
Published in The Astronomical journal (01-07-2023)“…Abstract NASA’s Transiting Exoplanet Survey Satellite (TESS) is an all-sky survey mission designed to find transiting exoplanets orbiting nearby bright stars…”
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A mid-infrared imaging catalogue of post-asymptotic giant branch stars
Published in Monthly notices of the Royal Astronomical Society (01-10-2011)“…Post-asymptotic giant branch (post-AGB) stars are key objects for the study of the dramatic morphological changes of low- to intermediate-mass stars on their…”
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HIP 33609 b: An Eccentric Brown Dwarf Transiting a V = 7.3 Rapidly Rotating B Star
Published in The Astronomical journal (01-06-2023)“…Abstract We present the discovery and characterization of HIP 33609 b, a transiting warm brown dwarf orbiting a late B star, discovered by NASA's Transiting…”
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TOI-2525 b and c: A Pair of Massive Warm Giant Planets with Strong Transit Timing Variations Revealed by TESS ∗ Based on observations collected at the European Organization for Astronomical Research in the Southern Hemisphere under MPG program 0104.A-9007. This paper includes data gathered with the 6.5 m Magellan Telescopes located at Las Campanas Observatory, Chile
Published in The Astronomical journal (28-03-2023)Get full text
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Apodized Lyot coronagraph for SPHERE/VLT
Published in Experimental astronomy (01-05-2011)Get full text
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RETURN OF THE KING: TIME-SERIES PHOTOMETRY OF FO AQUARII'S INITIAL RECOVERY FROM ITS UNPRECEDENTED 2016 LOW STATE
Published in The Astrophysical journal (10-12-2016)“…ABSTRACT In 2016 May, the intermediate polar FO Aqr was detected in a low state for the first time in its observational history. We report time-resolved…”
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TIME-VARIABLE NON-THERMAL EMISSION IN THE PLANETARY NEBULA IRAS 15103-5754
Published in The Astrophysical journal (10-06-2015)“…ABSTRACT The beginning of photoionization marks the transition between the post-AGB and planetary nebula (PN) phases of stars with masses M . This critical…”
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Asteroid spectroscopy with Gaia
Published in Planetary and space science (01-12-2012)“…The Gaia space mission of the European Space Agency (ESA) will survey the entire sky with a limiting magnitude of about 20 in the V-band. Gaia is expected to…”
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Speckle observations with PISCO in Calern (France): I. Astrometric measurements of visual binaries in 2015–2016
Published in Astronomische Nachrichten (01-10-2019)“…We present relative astrometric measurements of visual binaries, made in 2015–2016 with the speckle camera pupil interferometry speckle camera and coronagraph…”
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A method to search for large-scale concavities in asteroid shape models
Published in Monthly notices of the Royal Astronomical Society (01-11-2015)“…Photometric light-curve inversion of minor planets has proven to produce a unique model solution only under the hypothesis that the asteroid is convex…”
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Surface Heterogeneity, Physical, and Shape Model of Near-Earth Asteroid (52768) 1998 OR2
Published in The planetary science journal (01-02-2024)“…Abstract On 2020 April 29, the near-Earth object (52768) 1998 OR2 experienced a close approach to Earth at a distance of 16.4 lunar distances (LD). 1998 OR2 is…”
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