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The PDS 110 observing campaign - photometric and spectroscopic observations reveal eclipses are aperiodic

dc.contributor.authorOsborn, H. P.
dc.contributor.authorKenworthy, M.
dc.contributor.authorRodriguez, J. E.
dc.contributor.authorDe Mooij, E. J.W.
dc.contributor.authorKennedy, G. M.
dc.contributor.authorRelles, H.
dc.contributor.authorGomez, E.
dc.contributor.authorHippke, M.
dc.contributor.authorBanfi, M.
dc.contributor.authorBarbieri, L.
dc.contributor.authorBecker, I. S. [UNESP]
dc.contributor.authorBenni, P.
dc.contributor.authorBerlind, P.
dc.contributor.authorBieryla, A.
dc.contributor.authorBonnoli, G.
dc.contributor.authorBoussier, H.
dc.contributor.authorBrincat, S. M.
dc.contributor.authorBriol, J.
dc.contributor.authorBurleigh, M. R.
dc.contributor.authorButterley, T.
dc.contributor.authorCalkins, M. L.
dc.contributor.authorChote, P.
dc.contributor.authorCiceri, S.
dc.contributor.authorDeldem, M.
dc.contributor.authorDhillon, V. S.
dc.contributor.authorDose, E.
dc.contributor.authorDubois, F.
dc.contributor.authorDvorak, S.
dc.contributor.authorEsquerdo, G. A.
dc.contributor.authorEvans, D. F.
dc.contributor.authorFerratfiat, S.
dc.contributor.authorFossey, S. J.
dc.contributor.authorGünther, M. N.
dc.contributor.authorHall, J.
dc.contributor.authorHambsch, F. J.
dc.contributor.authorHerrero, E.
dc.contributor.authorHills, K.
dc.contributor.authorJames, R.
dc.contributor.authorJayawardhana, R.
dc.contributor.authorKafka, S.
dc.contributor.authorKillestein, T. L.
dc.contributor.authorKotnik, C.
dc.contributor.authorLatham, D. W.
dc.contributor.authorLemay, D.
dc.contributor.authorLewin, P.
dc.contributor.authorLittlefair, S.
dc.contributor.authorLopresti, C.
dc.contributor.authorMallonn, M.
dc.contributor.authorMancini, L.
dc.contributor.authorMarchini, A.
dc.contributor.authorMcCormac, J. J.
dc.contributor.authorMurawski, G.
dc.contributor.authorMyers, G.
dc.contributor.authorPapini, R.
dc.contributor.authorPopov, V.
dc.contributor.authorQuadri, U.
dc.contributor.authorQuinn, S. N.
dc.contributor.authorRaynard, L.
dc.contributor.authorRizzuti, L.
dc.contributor.authorRobertson, J.
dc.contributor.authorSalvaggio, F.
dc.contributor.authorScholz, A.
dc.contributor.authorSfair, R. [UNESP]
dc.contributor.authorSmith, A. M.S.
dc.contributor.authorSouthworth, J.
dc.contributor.authorTan, T. G.
dc.contributor.authorVanaverbeke, S.
dc.contributor.authorWaagen, E. O.
dc.contributor.authorWatson, C. A.
dc.contributor.authorWest, R. G.
dc.contributor.authorWinter, O. C. [UNESP]
dc.contributor.authorWheatley, P. J.
dc.contributor.authorWilson, R. W.
dc.contributor.authorZhou, G.
dc.contributor.institutionUMR 7326
dc.contributor.institutionLeiden University
dc.contributor.institutionHarvard-Smithsonian Center for Astrophysics
dc.contributor.institutionUniversity of Warwick
dc.contributor.institutionLas Cumbres Observatory
dc.contributor.institutionDublin City University
dc.contributor.institutionSonneberg Observatory
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionActon Sky Portal (Private observatory)
dc.contributor.institutionUniversity of Siena
dc.contributor.institutionUniversity of Leicester
dc.contributor.institutionUniversity of Durham
dc.contributor.institutionAlba Nova University Center
dc.contributor.institutionUniversity of Sheffield
dc.contributor.institutionInstituto de Astrofísica de Canarias
dc.contributor.institutionAstroLAB IRIS
dc.contributor.institutionKeele University
dc.contributor.institutionUCL Observatory (UCLO)
dc.contributor.institutionUniversity College London
dc.contributor.institutionCavendish Laboratory
dc.contributor.institutionVereniging Voor Sterrenkunde (VVS)
dc.contributor.institutionInstitut d'Estudis Espacials de Catalunya (IEEC)
dc.contributor.institutionYork University
dc.contributor.institutionAmerican Association of Variable Star Observers
dc.contributor.institutionLeibniz-Institut für Astrophysik Potsdam (AIP)
dc.contributor.institutionUniversity of Rome Tor Vergata
dc.contributor.institutionMax-Planck-Institut für Astronomie Königstuhl 17
dc.contributor.institutionINAF - Astrophysical Observatory of Turin
dc.contributor.institutionMedical University of Bialystok
dc.contributor.institutionShumen University
dc.contributor.institutionArkansas Tech University
dc.contributor.institutionAstronomy
dc.contributor.institutionGerman Aerospace Center
dc.contributor.institutionPerth Exoplanet Survey Telescope (PEST)
dc.contributor.institutionQueen's University Belfast
dc.date.accessioned2019-10-06T17:11:24Z
dc.date.available2019-10-06T17:11:24Z
dc.date.issued2019-02-15
dc.description.abstractPDS 110 is a young disc-hosting star in the Orion OB1A association. Two dimming events of similar depth and duration were seen in 2008 (WASP) and 2011 (KELT), consistent with an object in a closed periodic orbit. In this paper, we present data from a ground-based observing campaign designed to measure the star both photometrically and spectroscopically during the time of predicted eclipse in 2017 September. Despite high-quality photometry, the predicted eclipse did not occur, although coherent structure is present suggesting variable amounts of stellar flux or dust obscuration. We also searched for radial velocity (RV) oscillations caused by any hypothetical companion and can rule out close binaries to 0.1Ms. A search of Sonneberg plate archive data also enabled us to extend the photometric baseline of this star back more than 50 yr, and similarly does not re-detect any deep eclipses. Taken together, they suggest that the eclipses seen in WASP and KELT photometry were due to aperiodic events. It would seem that PDS 110 undergoes stochastic dimmings that are shallower and of shorter duration than those of UX Ori variables, but may have a similar mechanism.en
dc.description.affiliationAix Marseille Université CNRS LAM (Laboratoire d'Astrophysique de Marseille) UMR 7326
dc.description.affiliationLeiden Observatory Leiden University, PO Box 9513
dc.description.affiliationHarvard-Smithsonian Center for Astrophysics, 60 Garden St
dc.description.affiliationDepartment of Physics University of Warwick, Gibbet Hill Road
dc.description.affiliationCentre for Exoplanets and Habitability University of Warwick, Gibbet Hill Road
dc.description.affiliationLas Cumbres Observatory, 6740 Cortona Drive
dc.description.affiliationSchool of Physical Sciences Centre for Astrophysics and Relativity Dublin City University
dc.description.affiliationSonneberg Observatory, Sternwarte str 32
dc.description.affiliationUNESP Sã Paulo State University Grupo de Dinâmica Orbital e Plane-tologia
dc.description.affiliationActon Sky Portal (Private observatory)
dc.description.affiliationAstronomical Observatory Dipartimento di Scienze Fisiche della Terra e dell'Ambiente University of Siena
dc.description.affiliationDepartment of Physics and Astronomy Leicester Institute of Space and Earth Observation University of Leicester
dc.description.affiliationCentre for Advanced Instrumentation Department of Physics University of Durham, South Road
dc.description.affiliationDepartment of Astronomy Stockholm University Alba Nova University Center
dc.description.affiliationDepartment of Physics Astronomy University of Sheffield
dc.description.affiliationInstituto de Astrofísica de Canarias, E-38205
dc.description.affiliationAstroLAB IRIS, Verbrandemolenstraat 5
dc.description.affiliationAstrophysics Group Keele University
dc.description.affiliationUCL Observatory (UCLO), 553 Watford Way
dc.description.affiliationDepartment of Physics and Astronomy University College London, Gower St
dc.description.affiliationAstrophysics Group Cavendish Laboratory, J.J. Thomson Avenue
dc.description.affiliationVereniging Voor Sterrenkunde (VVS)
dc.description.affiliationMontsec Astronomical Observatory (OAdM) Institut d'Estudis Espacials de Catalunya (IEEC)
dc.description.affiliationPhysics Astronomy York University
dc.description.affiliationAmerican Association of Variable Star Observers, 49 Bay State Road
dc.description.affiliationLeibniz-Institut für Astrophysik Potsdam (AIP), An der Sternwarte 16
dc.description.affiliationDepartment of Physics University of Rome Tor Vergata, Via della Ricerca Scientifica 1
dc.description.affiliationMax-Planck-Institut für Astronomie Königstuhl 17
dc.description.affiliationINAF - Astrophysical Observatory of Turin, Via Osservatorio 20
dc.description.affiliationFaculty of Medicine Medical University of Bialystok
dc.description.affiliationDepartment of Physics and Astronomy Shumen University
dc.description.affiliationArkansas Tech University, 1701 N. Boulder Ave.
dc.description.affiliationSUPA School of Physics Astronomy, North Haugh
dc.description.affiliationInstitute of Planetary Research German Aerospace Center, Rutherfordstr. 2
dc.description.affiliationPerth Exoplanet Survey Telescope (PEST)
dc.description.affiliationAstrophysics Research Centre Queen's University Belfast
dc.description.affiliationUnespUNESP Sã Paulo State University Grupo de Dinâmica Orbital e Plane-tologia
dc.description.sponsorshipCouncil for Learning Disabilities
dc.description.sponsorshipLung Cancer Online Foundation
dc.format.extent1614-1625
dc.identifierhttp://dx.doi.org/10.1093/mnras/stz283
dc.identifier.citationMonthly Notices of the Royal Astronomical Society, v. 485, n. 2, p. 1614-1625, 2019.
dc.identifier.doi10.1093/mnras/stz283
dc.identifier.issn1365-2966
dc.identifier.issn0035-8711
dc.identifier.scopus2-s2.0-85066993744
dc.identifier.urihttp://hdl.handle.net/11449/190383
dc.language.isoeng
dc.relation.ispartofMonthly Notices of the Royal Astronomical Society
dc.rights.accessRightsAcesso aberto
dc.sourceScopus
dc.subjectHer-big Ae/Be
dc.subjectProtoplanetary discs
dc.subjectStars: individual:PDS 110
dc.subjectStars: variables: T Tauri
dc.titleThe PDS 110 observing campaign - photometric and spectroscopic observations reveal eclipses are aperiodicen
dc.typeArtigo
dspace.entity.typePublication
unesp.departmentMatemática - FEGpt

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