InSPECtor: an end-to-end design framework for compressive pixelated hyperspectral instruments

no code implementations • 19 Sep 2023 • T. A. Stockmans, F. Snik, M. Esposito, C. van Dijk, C. U. Keller

Classic designs of hyperspectral instrumentation densely sample the spatial and spectral information of the scene of interest.

Masses and compositions of three small planets orbiting the nearby M dwarf L231-32 (TOI-270) and the M dwarf radius valley

no code implementations • 5 Jan 2021 • Vincent Van Eylen, N. Astudillo-Defru, X. Bonfils, J. Livingston, T. Hirano, R. Luque, K. W. F. Lam, A. B. Justesen, J. N. Winn, D. Gandolfi, G. Nowak, E. Palle, S. Albrecht, F. Dai, B. Campos Estrada, J. E. Owen, D. Foreman-Mackey, M. Fridlund, J. Korth, S. Mathur, T. Forveille, T. Mikal-Evans, H. L. M. Osborne, C. S. K. Ho, J. M. Almenara, E. Artigau, O. Barragán, F. Bouchy, J. Cabrera, D. A. Caldwell, D. Charbonneau, P. Chaturvedi, W. D. Cochran, S. Csizmadia, M. Damasso, X. Delfosse, J. R. De Medeiros, R. F. Díaz, R. Doyon, M. Esposito, G. Fűrész, P. Figueira, I. Georgieva, E. Goffo, S. Grziwa, E. Guenther, A. P. Hatzes, J. M. Jenkins, P. Kabath, E. Knudstrup, D. W. Latham, B. Lavie, C. Lovis, R. E. Mennickent, S. E. Mullally, F. Murgas, N. Narita, F. A. Pepe, C. M. Persson, S. Redfield, G. R. Ricker, N. C. Santos, S. Seager, L. M. Serrano, A. M. S. Smith, A. Suárez Mascareño, J. Subjak, J. D. Twicken, S. Udry, R. Vanderspek, M. R. Zapatero Osorio

The combination of radius and mass measurements suggests that the innermost planet has a rocky composition similar to that of Earth, while the outer two planets have lower densities.

Earth and Planetary Astrophysics Solar and Stellar Astrophysics

The GAPS Programme at TNG. XXX. No detection of reflected light from 51~Peg~b using optical high-resolution spectroscopy

no code implementations • 18 Dec 2020 • G. Scandariato, F. Borsa, D. Sicilia, L. Malavolta, K. Biazzo, A. S. Bonomo, G. Bruno, R. Claudi, E. Covino, P. Di Marcantonio, M. Esposito, G. Frustagli, A. F. Lanza, J. Maldonado, A. Maggio, L. Mancini, G. Micela, D. Nardiello, M. Rainer, V. Singh, A. Sozzetti, L. Affer, S. Benatti, A. Bignamini, V. Biliotti, R. Capuzzo-Dolcetta, I. Carleo, R. Cosentino, M. Damasso, S. Desidera, A. Garcia de Gurtubai, A. Ghedina, P. Giacobbe, E. Giani, A. Harutyunyan, N. Hernandez, M. Hernandez Diaz, C. Knapic, G. Leto, A. F. Martìnez Fiorenzano, E. Molinari, V. Nascimbeni, I. Pagano, M. Pedani, G. Piotto, E. Poretti, H. Stoev

To detect the light reflected by the planetary dayside we use optical HARPS and HARPS-N spectra taken near the superior conjunction of the planet, when the flux contrast between the planet and the star is maximum.

Earth and Planetary Astrophysics Solar and Stellar Astrophysics

TESS's first planet: a super-Earth transiting the naked-eye star $π$ Mensae

1 code implementation • 20 Sep 2018 • D. Gandolfi, O. Barragan, J. Livingston, M. Fridlund, A. B. Justesen, S. Redfield, L. Fossati, S. Mathur, S. Grziwa, J. Cabrera, R. A. Garcia, C. M. Persson, V. Van Eylen, A. P. Hatzes, D. Hidalgo, S. Albrecht, L. Bugnet, W. D. Cochran, Sz. Csizmadia, H. Deeg., Ph. Eigmuller, M. Endl, A. Erikson, M. Esposito, E. Guenther, J. Korth, R. Luque, P. Montanes Rodriguez, D. Nespral, G. Nowak, M. Patzold, J. Prieto-Arranz

We report on the confirmation and mass determination of Pi Men c, the first transiting planet discovered by NASA's TESS space mission.

Earth and Planetary Astrophysics Solar and Stellar Astrophysics