Roland Ottensamer
University of Vienna
137 Papers
550 Citations
Roland Ottensamer is an academic researcher from University of Vienna. The author has contributed to research in topics: Planet & Exoplanet. The author has an hindex of 19, co-authored 81 publications. Previous affiliations of Roland Ottensamer include Graz University of Technology.
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Papers
Discovery of multiple dust shells beyond 1 arcmin in the circumstellar envelope of IRC +10216 using Herschel/PACS
Leen Decin,Leen Decin,Pierre Royer,Nick L. J. Cox,Bart Vandenbussche,Roland Ottensamer,Joris Blommaert,Martin Groenewegen,M. J. Barlow,Tanya Lim,Franz Kerschbaum,Thomas Posch,Christoffel Waelkens +12 more
TL;DR: Herschel/PACS images at 70, 100, and 160 μm of the well-known, nearby, carbon-rich asymptotic giant branch star IRC+10216 revealing multiple dust shells in its circumstellar envelope as mentioned in this paper.
The atmosphere and architecture of WASP-189 b probed by its CHEOPS phase curve
A. Deline,Matthew J. Hooton,Monika Lendl,Brett M. Morris,Sébastien Salmon,G. Olofsson,C. Broeg,David Ehrenreich,M. Beck,Alexis Brandeker,Sergio Hoyer,Sophia Sulis,Valérie Van Grootel,Vincent Bourrier,Olivier Demangeon,Brice-Olivier Demory,Kevin Heng,Hannu Parviainen,L. M. Serrano,Vandana Singh,A. Bonfanti,Luciano Fossati,Daniel Kitzmann,S. G. Sousa,Thomas G. Wilson,Yann Alibert,R Alonso,Guillem Anglada,T. B'arczy,D. Barrado y Navascués,S. C. C. Barros,W. Baumjohann,Thomas Boeck,A. Bekkelien,Willy Benz,N. Billot,Xavier Bonfils,J. Cabrera,Sébastien Charnoz,A. Collier Cameron,C. Corral Van Damme,Sz. Csizmadia,Melvyn B. Davies,Magali Deleuil,Laetitia Delrez,Timothy D. Roche,Alex Erikson,Andrea Fortier,M. Fridlund,David Futyan,D. Gandolfi,Michael Gill,M. Gudel,Paul E. Gutermann,J. Hasiba,Kate Gudrun Isaak,László L. Kiss,Jacques Laskar,A. Lecavelier des Etangs,Christophe Lovis,Demetrio Magrin,P. Maxted,Matteo Munari,Valerio Nascimbeni,Roland Ottensamer,Isabella Pagano,Enric Palle,Gisbert Peter,Giampaolo Piotto,Don Pollacco,D. Queloz,Roberto Ragazzoni,Nicola Rando,Heike Rauer,Ignasi Ribas,N. C. Santos,Gaetano Scandariato,D. Segransan,A. E. Simon,M. Steller,G. Szab'o,Nicolas Thomas,Stéphane Udry,Ingo Walter,Nicholas W. Walton +84 more
TL;DR: In this article , a light-curve model for an asymmetric transit shape caused by the gravity-darkened photosphere of the fast-rotating host star was proposed to derive constraints on the system architecture and the planetary atmosphere.
Connecting photometric and spectroscopic granulation signals with CHEOPS and ESPRESSO
Sophia Sulis,Monika Lendl,Heather M. Cegla,L. F. R. Diaz,Lionel Bigot,Valérie Van Grootel,A. Bekkelien,A. Collier Cameron,P. Maxted,A. E. Simon,Christophe Lovis,Gaetano Scandariato,G. Bruno,Domenico Nardiello,A. Bonfanti,M. Fridlund,Carina M. Persson,Sébastien Salmon,S. G. Sousa,Thomas G. Wilson,Andreas Krenn,Sergio Hoyer,Alexandre Santerne,David Ehrenreich,Yann Alibert,R Alonso,Guilliem Anglada,T. B'arczy,D. Barrado y Navascués,S. C. C. Barros,W. Baumjohann,M. Beck,Thomas Boeck,Willy Benz,N. Billot,Xavier Bonfils,Luca Borsato,Alexis Brandeker,C. Broeg,J. Cabrera,Sebatien Charnoz,C. Corral Van Damme,Sz. Csizmadia,Melvyn B. Davies,Magali Deleuil,A. Deline,Laetitia Delrez,Olivier Demangeon,Brice-Olivier Demory,Alex Erikson,Andrea Fortier,Luciano Fossati,D. Gandolfi,Michael Gill,M. Gudel,Kevin Heng,Kate Gudrun Isaak,László L. Kiss,Jacques Laskar,A. Lecavelier des Etangs,Demetrio Magrin,Matteo Munari,Valerio Nascimbeni,G. Olofsson,Roland Ottensamer,Isabella Pagano,E. Pall'e,Gao Peter,Giampaolo Piotto,Don Pollacco,D. Queloz,Roberto Ragazzoni,Nicola Rando,Heike Rauer,I. Ribas,Martin Rieder,N. C. Santos,D. S'egransan,Michaela Steinberger,M. Steller,G. Szab'o,Nicolas Thomas,Stéphane Udry,N. A. Walton,Dieter Wolter +84 more
- 25 Nov 2022
TL;DR: In this paper , the authors detect the signatures of stellar granulation, link spectroscopic and photometric signatures of convection for main-sequence stars, and test predictions from 3D hydrodynamic models.
A resonant sextuplet of sub-Neptunes transiting the bright star HD 110067
Rafael Luque,Hugh P. Osborn,Adrien Leleu,E. Pall'e,A. Bonfanti,O. Barrag'an,T. G. Wilson,C. Broeg,A. Collier Cameron,Monika Lendl,P. Maxted,Y. Alibert,D. Gandolfi,J.-B. Delisle,Matthew J. Hooton,J. Egger,G. Nowak,M. Lafarga,David Rapetti,Joseph D. Twicken,J. C. Morales,Ilaria Carleo,J. Orell-Miquel,V. Adibekyan,R Alonso,A. Alqasim,Pedro J. Amado,D. R. Anderson,G. Anglada-Escudé,T. Bandy,T. B'arczy,D. Barrado y Navascués,S. C. C. Barros,Wolfgang Baumjohann,Daniel Bayliss,J. Bean,M. Beck,Thomas Boeck,W. Benz,N. Billot,Xavier Bonfils,Luca Borsato,A. Boyle,Alexis Brandeker,Edward M. Bryant,J. Cabrera,S. Carrazco-Gaxiola,D. Charbonneau,Sebatien Charnoz,David R. Ciardi,William D. Cochran,Karen A. Collins,Ian J. M. Crossfield,Sz. Csizmadia,P. E. Cubillos,Fei Dai,M. B. Davies,H. Deeg,Magali Deleuil,A. Deline,Laetitia Delrez,Olivier Demangeon,Brice-Olivier Demory,David Ehrenreich,Alex Erikson,E. Esparza-Borges,B. Falk,Andrea Fortier,L. Fossati,M. Fridlund,A. Fukui,J. García-Mejía,Samuel Gill,Michael Gill,E. Goffo,Y. Gómez,Maqueo Chew,M. Güdel,Eike W. Guenther,M. Günther,A. P. Hatzes,Ch. Helling,Katharine Hesse,S. Howell,Sergio Hoyer,K. Ikuta,Kate Gudrun Isaak,J. M. Jenkins,T. Kagetani,L. Kiss,T. Kodama,Judith Korth,K. W. F. Lam,Jacques Laskar,D. W. Latham,A. Lecavelier des Etangs,Jerome Pitogo de Leon,John H. Livingston,D. Magrin,Rachel Mason,E. Matthews,Christoph Mordasini,Mayuko Mori,Maximiliano Moyano,Michela Munari,Felipe Murgas,Norio Narita,Valerio Nascimbeni,G. Olofsson,H. Osborne,Roland Ottensamer,Isabella Pagano,Hannu Parviainen,Gao Peter,G. Piotto,Don Pollacco,D. Queloz,Samuel N. Quinn,Andreas Quirrenbach,Roberto Ragazzoni,Nicola Rando,F. Ratti,Heike Rauer,Seth Redfield,I. Ribas,George R. Ricker,Alexander Rudat,L. Sabin,S. Salmon,N. C. Santos,Gaetano Scandariato,Nicole Schanche,Joshua E. Schlieder,Sara Seager,D. S'egransan,A. Shporer,A. E. Simon,A. Smith,S. Sousa,M. Stalport,Gy. M. Szab'o,Nicolas Thomas,Amy Tuson,S. Udry,Andrew Vanderburg,V. Eylen,Valérie Van Grootel,J. Venturini,I. Walter,N. A. Walton,Noriharu Watanabe,J. Winn,Tiziano Zingales,Article +153 more
TL;DR: Researchers discover six sub-Neptune planets in resonance around the bright star HD 110067, with three planets having measured masses, indicating large hydrogen-dominated atmospheres and low bulk densities.
An Ultra-Short Period Super-Earth and Sub-Neptune Spanning the Radius Valley Orbiting the Kinematic Thick Disk Star TOI-2345
Y. Eschen,T. Wilson,Andrea Bonfanti,Carina M. Persson,Sérgio G. Sousa,Monika Lendl,Alexis Heitzmann,Attila E. Simon,G. Olofsson,A. Castro-Gonz'alez,J. Egger,L. Fossati,Alexander J. Mustill,Hugh P. Osborn,H. G. Vivien,Yann Alibert,R. Alonso,T. B'arczy,D. Barrado,S. Barros,W. Baumjohann,W. Benz,N. Billot,Luca Borsato,Alexis Brandeker,Christopher Broeg,Maximilian Buder,Douglas A. Caldwell,A. Cameron,A. Correia,Sz. Csizmadia,P. Cubillos,Melvyn Davies,M. Deleuil,A. Deline,Olivier Demangeon,Brice-Olivier Demory,Aliz Derekas,B. Edwards,David Ehrenreich,Anders Erikson,Jacopo Farinato,Andrea Fortier,M. Fridlund,Davide Gandolfi,K. Gazeas,M. Gillon,Robert Goeke,M. Güdel,M. Günther,J. Hasiba,Ch. Helling,K. Isaak,Jon M. Jenkins,Tatiana Keller,L. L. Kiss,Daniel Kitzmann,Judith Korth,Kristine Lam,J. Laskar,A. Lecavelier des Etangs,Adrien Leleu,Demetrio Magrin,Pierre F. L. Maxted,B. Mer'in,C. Mordasini,Valerio Nascimbeni,Roland Ottensamer,I. Pagano,E. Palle,Gisbert Peter,D. Piazza,G.H.M. Piotto,D. Pollacco,Didier Queloz,R. Ragazzoni,N. Rando,F. Ratti,Heike Rauer,Ignasi Ribas,N. C. Santos,Gaetano Scandariato,D. S'egransan,A. Shporer,Alexis M. S. Smith,M. Stalport,Sophia Sulis,G. M. Szab'o,S. Udry,Solène Chloé Ulmer-Moll,Valérie Van Grootel,J. Venturini,E. Villaver,N. A. Walton,D. Watanabe,Sebastian Wolf,C. Ziegler +96 more
TL;DR: Researchers discover two exoplanets, a super-Earth and a sub-Neptune, orbiting a metal-poor, kinematic thick-disk star, TOI-2345, with radii and masses determined through joint analysis of TESS, CHEOPS, and HARPS data.