Wilson, Thomas G., Goffo, Elisa, Alibert, Yann ORCID: 0000-0002-4644-8818, Gandolfi, Davide ORCID: 0000-0001-8627-9628, Bonfanti, Andrea, Persson, Carina M., Cameron, Andrew Collier, Fridlund, Malcolm ORCID: 0000-0002-0855-8426, Fossati, Luca, Korth, Judith ORCID: 0000-0002-0076-6239, Benz, Willy, Deline, Adrien, Floren, Hans-Gustav, Guterman, Pascal, Adibekyan, Vardan ORCID: 0000-0002-0601-6199, Hooton, Matthew J., Hoyer, Sergio ORCID: 0000-0003-3477-2466, Leleu, Adrien ORCID: 0000-0003-2051-7974, Mustill, Alexander James ORCID: 0000-0002-2086-3642, Salmon, Sebastien, Sousa, Sergio G., Suarez, Olga, Abe, Lyu, Agabi, Abdelkrim, Alonso, Roi ORCID: 0000-0001-8462-8126, Anglada, Guillem, Asquier, Joel, Barczy, Tamas, Navascues, David Barrado, Barros, Susana C. C., Baumjohann, Wolfgang ORCID: 0000-0001-6271-0110, Beck, Mathias, Beck, Thomas, Billot, Nicolas, Bonfils, Xavier, Brandeker, Alexis, Broeg, Christopher, Bryant, Edward M., Burleigh, Matthew R., Buttu, Marco, Cabrera, Juan ORCID: 0000-0001-6653-5487, Charnoz, Sebastien, Ciardi, David R., Cloutier, Ryan, Cochran, William D., Collins, Karen A., Colon, Knicole D., Crouzet, Nicolas, Csizmadia, Szilard, Davies, Melvyn B., Deleuil, Magali, Delrez, Laetitia, Demangeon, Olivier, Demory, Brice-Olivier ORCID: 0000-0002-9355-5165, Dragomir, Diana, Dransfield, Georgina, Ehrenreich, David, Erikson, Anders, Fortier, Andrea, Gan, Tianjun ORCID: 0000-0002-4503-9705, Gill, Samuel, Gillon, Michael, Gnilka, Crystal L., Grieves, Nolan, Grziwa, Sascha, Gudel, Manuel, Guillot, Tristan, Haldemann, Jonas ORCID: 0000-0003-1231-2389, Heng, Kevin, Horne, Keith, Howell, Steve B., Isaak, Kate G., Jenkins, Jon M., Jensen, Eric L. N., Kiss, Laszlo, Lacedelli, Gaia, Lam, Kristine, Laskar, Jacques, Latham, David W., des Etangs, Alain Lecavelier, Lendl, Monika, Lester, Kathryn, V, Levine, Alan M., Livingston, John, Lovis, Christophe, Luque, Rafael, Magrin, Demetrio, Marie-Sainte, Wenceslas, Maxted, Pierre F. L., Mayo, Andrew W., McLean, Brian, Mecina, Marko ORCID: 0000-0002-3258-7526, Mekarnia, Djamel, Nascimbeni, Valerio ORCID: 0000-0001-9770-1214, Nielsen, Louise D., Olofsson, Goran, Osborn, Hugh P., Osborne, Hannah L. M., Ottensamer, Roland, Pagano, Isabella ORCID: 0000-0001-9573-4928, Palle, Enric, Peter, Gisbert, Piotto, Giampaolo, Pollacco, Don, Queloz, Didier ORCID: 0000-0002-3012-0316, Ragazzoni, Roberto, Rando, Nicola, Rauer, Heike, Redfield, Seth, Ribas, Ignasi, Ricker, George R., Rieder, Martin, Santos, Nuno C., Scandariato, Gaetano ORCID: 0000-0003-2029-0626, Schmider, Francois-Xavier, Schwarz, Richard P., Scott, Nicholas J., Seager, Sara, Segransan, Damien, Serrano, Luisa Maria, Simon, Attila E., Smith, Alexis M. S., Steller, Manfred, Stockdale, Chris, Szabo, Gyula, Thomas, Nicolas ORCID: 0000-0002-0146-0071, Ting, Eric B., Triaud, Amaury H. M. J., Udry, Stephane, Van Eylen, Vincent ORCID: 0000-0001-5542-8870, Van Grootel, Valerie, Vanderspek, Roland K., Viotto, Valentina ORCID: 0000-0001-5700-9565, Walton, Nicholas and Winn, Joshua N.
(2022).
A pair of sub-Neptunes transiting the bright K-dwarf TOI-1064 characterized with CHEOPS.
Mon. Not. Roy. Astron. Soc., 511 (1).
S. 1043 - 1072.
OXFORD:
OXFORD UNIV PRESS.
ISSN 1365-2966
Full text not available from this repository.
Abstract
We report the discovery and characterization of a pair of sub-Neptunes transiting the bright K-dwarf TOI-1064 (TIC 79748331), initially detected in the Transiting Exoplanet Survey Satellite (TESS) photometry. To characterize the system, we performed and retrieved the CHaracterising ExOPlanets Satellite (CHEOPS), TESS, and ground-based photometry, the High Accuracy Radial velocity Planet Searcher (HARPS) high-resolution spectroscopy, and Gemini speckle imaging. We characterize the host star and determine T-eff,T-* = 4734 +/- 67 K, R-* = 0.726 +/- 0.007 R-circle dot, and M-* = 0.748 +/- 0.032 M-circle dot. We present a novel detrending method based on point spread function shape-change modelling and demonstrate its suitability to correct flux variations in CHEOPS data. We confirm the planetary nature of both bodies and find that TOI-1064 b has an orbital period of P-b = 6.44387 +/- 0.00003 d, a radius of R-b = 2.59 +/- 0.04 R-circle plus, and a mass of M-b = 13.5(-1.8)(+1.7) M-circle plus, whilst TOI-1064 c has an orbital period of P-c = 12.22657(-0.00004)(+0.00005) d, a radius of R-c = 2.65 +/- 0.04 R-circle plus, and a 3 sigma upper mass limit of 8.5 M-circle plus. From the high-precision photometry we obtain radius uncertainties of similar to 1.6 per cent, allowing us to conduct internal structure and atmospheric escape modelling. TOI-1064 b is one of the densest, well-characterized sub-Neptunes, with a tenuous atmosphere that can be explained by the loss of a primordial envelope following migration through the protoplanetary disc. It is likely that TOI-1064 c has an extended atmosphere due to the tentative low density, however further radial velocities are needed to confirm this scenario and the similar radii, different masses nature of this system. The high-precision data and modelling of TOI-1064 b are important for planets in this region of mass-radius space, and it allow us to identify a trend in bulk density-stellar metallicity for massive sub-Neptunes that may hint at the formation of this population of planets.
Item Type: |
Journal Article
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Creators: |
Creators | Email | ORCID | ORCID Put Code |
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Wilson, Thomas G. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Goffo, Elisa | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Alibert, Yann | UNSPECIFIED | orcid.org/0000-0002-4644-8818 | UNSPECIFIED | Gandolfi, Davide | UNSPECIFIED | orcid.org/0000-0001-8627-9628 | UNSPECIFIED | Bonfanti, Andrea | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Persson, Carina M. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Cameron, Andrew Collier | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Fridlund, Malcolm | UNSPECIFIED | orcid.org/0000-0002-0855-8426 | UNSPECIFIED | Fossati, Luca | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Korth, Judith | UNSPECIFIED | orcid.org/0000-0002-0076-6239 | UNSPECIFIED | Benz, Willy | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Deline, Adrien | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Floren, Hans-Gustav | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Guterman, Pascal | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Adibekyan, Vardan | UNSPECIFIED | orcid.org/0000-0002-0601-6199 | UNSPECIFIED | Hooton, Matthew J. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Hoyer, Sergio | UNSPECIFIED | orcid.org/0000-0003-3477-2466 | UNSPECIFIED | Leleu, Adrien | UNSPECIFIED | orcid.org/0000-0003-2051-7974 | UNSPECIFIED | Mustill, Alexander James | UNSPECIFIED | orcid.org/0000-0002-2086-3642 | UNSPECIFIED | Salmon, Sebastien | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Sousa, Sergio G. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Suarez, Olga | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Abe, Lyu | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Agabi, Abdelkrim | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Alonso, Roi | UNSPECIFIED | orcid.org/0000-0001-8462-8126 | UNSPECIFIED | Anglada, Guillem | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Asquier, Joel | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Barczy, Tamas | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Navascues, David Barrado | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Barros, Susana C. C. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Baumjohann, Wolfgang | UNSPECIFIED | orcid.org/0000-0001-6271-0110 | UNSPECIFIED | Beck, Mathias | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Beck, Thomas | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Billot, Nicolas | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Bonfils, Xavier | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Brandeker, Alexis | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Broeg, Christopher | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Bryant, Edward M. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Burleigh, Matthew R. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Buttu, Marco | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Cabrera, Juan | UNSPECIFIED | orcid.org/0000-0001-6653-5487 | UNSPECIFIED | Charnoz, Sebastien | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Ciardi, David R. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Cloutier, Ryan | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Cochran, William D. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Collins, Karen A. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Colon, Knicole D. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Crouzet, Nicolas | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Csizmadia, Szilard | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Davies, Melvyn B. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Deleuil, Magali | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Delrez, Laetitia | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Demangeon, Olivier | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Demory, Brice-Olivier | UNSPECIFIED | orcid.org/0000-0002-9355-5165 | UNSPECIFIED | Dragomir, Diana | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Dransfield, Georgina | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Ehrenreich, David | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Erikson, Anders | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Fortier, Andrea | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Gan, Tianjun | UNSPECIFIED | orcid.org/0000-0002-4503-9705 | UNSPECIFIED | Gill, Samuel | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Gillon, Michael | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Gnilka, Crystal L. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Grieves, Nolan | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Grziwa, Sascha | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Gudel, Manuel | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Guillot, Tristan | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Haldemann, Jonas | UNSPECIFIED | orcid.org/0000-0003-1231-2389 | UNSPECIFIED | Heng, Kevin | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Horne, Keith | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Howell, Steve B. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Isaak, Kate G. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Jenkins, Jon M. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Jensen, Eric L. N. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Kiss, Laszlo | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Lacedelli, Gaia | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Lam, Kristine | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Laskar, Jacques | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Latham, David W. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | des Etangs, Alain Lecavelier | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Lendl, Monika | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Lester, Kathryn, V | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Levine, Alan M. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Livingston, John | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Lovis, Christophe | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Luque, Rafael | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Magrin, Demetrio | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Marie-Sainte, Wenceslas | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Maxted, Pierre F. L. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Mayo, Andrew W. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | McLean, Brian | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Mecina, Marko | UNSPECIFIED | orcid.org/0000-0002-3258-7526 | UNSPECIFIED | Mekarnia, Djamel | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Nascimbeni, Valerio | UNSPECIFIED | orcid.org/0000-0001-9770-1214 | UNSPECIFIED | Nielsen, Louise D. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Olofsson, Goran | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Osborn, Hugh P. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Osborne, Hannah L. M. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Ottensamer, Roland | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Pagano, Isabella | UNSPECIFIED | orcid.org/0000-0001-9573-4928 | UNSPECIFIED | Palle, Enric | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Peter, Gisbert | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Piotto, Giampaolo | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Pollacco, Don | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Queloz, Didier | UNSPECIFIED | orcid.org/0000-0002-3012-0316 | UNSPECIFIED | Ragazzoni, Roberto | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Rando, Nicola | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Rauer, Heike | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Redfield, Seth | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Ribas, Ignasi | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Ricker, George R. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Rieder, Martin | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Santos, Nuno C. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Scandariato, Gaetano | UNSPECIFIED | orcid.org/0000-0003-2029-0626 | UNSPECIFIED | Schmider, Francois-Xavier | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Schwarz, Richard P. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Scott, Nicholas J. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Seager, Sara | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Segransan, Damien | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Serrano, Luisa Maria | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Simon, Attila E. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Smith, Alexis M. S. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Steller, Manfred | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Stockdale, Chris | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Szabo, Gyula | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Thomas, Nicolas | UNSPECIFIED | orcid.org/0000-0002-0146-0071 | UNSPECIFIED | Ting, Eric B. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Triaud, Amaury H. M. J. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Udry, Stephane | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Van Eylen, Vincent | UNSPECIFIED | orcid.org/0000-0001-5542-8870 | UNSPECIFIED | Van Grootel, Valerie | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Vanderspek, Roland K. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Viotto, Valentina | UNSPECIFIED | orcid.org/0000-0001-5700-9565 | UNSPECIFIED | Walton, Nicholas | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED | Winn, Joshua N. | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED |
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URN: |
urn:nbn:de:hbz:38-699414 |
DOI: |
10.1093/mnras/stab3799 |
Journal or Publication Title: |
Mon. Not. Roy. Astron. Soc. |
Volume: |
511 |
Number: |
1 |
Page Range: |
S. 1043 - 1072 |
Date: |
2022 |
Publisher: |
OXFORD UNIV PRESS |
Place of Publication: |
OXFORD |
ISSN: |
1365-2966 |
Language: |
English |
Faculty: |
Unspecified |
Divisions: |
Unspecified |
Subjects: |
no entry |
Uncontrolled Keywords: |
Keywords | Language |
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SUPER-EARTHS; TIMING OBSERVATIONS; EXTRASOLAR PLANETS; ERROR-CORRECTION; KEPLER PLANETS; RADIUS VALLEY; MINI-NEPTUNE; LIGHT CURVES; TESS OBJECTS; MASS | Multiple languages | Astronomy & Astrophysics | Multiple languages |
|
URI: |
http://kups.ub.uni-koeln.de/id/eprint/69941 |
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