Connecting SOLar and stellar Variabilities

Project Information

SOLVe

Grant agreement ID: 715947

DOI

10.3030/715947

Project closed

EC signature date 3 October 2016

Start date 1 January 2017

End date 31 December 2021

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 1 443 000,00

EU contribution

€ 1 443 000,00

Coordinated by

MAX-PLANCK-GESELLSCHAFT ZUR FORDERUNG DER WISSENSCHAFTEN EV
Germany

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Peer reviewed articles (29)

Irradiance Variations of the Sun and Sun-Like Stars – Overview of Topical Collection

Author(s): Greg Kopp, Alexander Shapiro
Published in: Solar Physics, Issue 296/4, 2021, ISSN 0038-0938
Publisher: Kluwer Academic Publishers
DOI: 10.1007/s11207-021-01802-8

Connecting measurements of solar and stellar brightness variations

Author(s): N.-E. Nèmec, E. Işık, A. I. Shapiro, S. K. Solanki, N. A. Krivova, Y. Unruh
Published in: Astronomy & Astrophysics, Issue 638, 2020, Page(s) A56, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202038054

MPS-ATLAS: A fast all-in-one code for synthesising stellar spectra

Author(s): Witzke V., Shapiro A. I., Cernetic M., Tagirov R. V. Kostogryz N. M., Anusha L. S., Unruh Y. C., Solanki S. K., Kurucz R. L.
Published in: Astronomy and Astrophysics, 2021, ISSN 0004-6361
Publisher: Springer Verlag

Amplification of Brightness Variability by Active-region Nesting in Solar-like Stars

Author(s): Emre Işık, Alexander I. Shapiro, Sami K. Solanki, Natalie A. Krivova
Published in: The Astrophysical Journal, Issue 901/1, 2020, Page(s) L12, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/2041-8213/abb409

Predictions of Astrometric Jitter for Sun-like Stars. II. Dependence on Inclination, Metallicity, and Active-Region Nesting

Author(s): K. Sowmya, N.-E. Nemec, A. I. Shapiro, E. Isık, V. Witzke, A. Mints, N. A. Krivova, S. K. Solanki
Published in: The Astrophysical Journal, 2021, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/ac111b

The Dimmest State of the Sun

Author(s): K. L. Yeo, S. K. Solanki, N. A. Krivova, M. Rempel, L. S. Anusha, A. I. Shapiro, R. V. Tagirov, V. Witzke
Published in: Geophysical Research Letters, Issue 47/19, 2020, ISSN 0094-8276
Publisher: American Geophysical Union
DOI: 10.1029/2020gl090243

Revised historical solar irradiance forcing

Author(s): T. Egorova, W. Schmutz, E. Rozanov, A. I. Shapiro, I. Usoskin, J. Beer, R. V. Tagirov, T. Peter
Published in: Astronomy & Astrophysics, Issue 615, 2018, Page(s) A85, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201731199

Response of Solar Irradiance to Sunspot-area Variations

Author(s): T. Dudok de Wit, G. Kopp, A. Shapiro, V. Witzke, M. Kretzschmar
Published in: The Astrophysical Journal, Issue 853/2, 2018, Page(s) 197, ISSN 1538-4357
Publisher: AAS
DOI: 10.3847/1538-4357/aa9f19

The Influence of Metallicity on Stellar Differential Rotation and Magnetic Activity

Author(s): Christoffer Karoff, Travis S. Metcalfe, Ângela R. G. Santos, Benjamin T. Montet, Howard Isaacson, Veronika Witzke, Alexander I. Shapiro, Savita Mathur, Guy R. Davies, Mikkel N. Lund, Rafael A. Garcia, Allan S. Brun, David Salabert, Pedro P. Avelino, Jennifer van Saders, Ricky Egeland, Margarida S. Cunha, Tiago L. Campante, William J. Chaplin, Natalie Krivova, Sami K. Solanki, Maximilian Stritzing
Published in: The Astrophysical Journal, Issue 852/1, 2018, Page(s) 46, ISSN 1538-4357
Publisher: AAS
DOI: 10.3847/1538-4357/aaa026

The nature of solar brightness variations

Author(s): A. I. Shapiro, S. K. Solanki, N. A. Krivova, R. H. Cameron, K. L. Yeo, W. K. Schmutz
Published in: Nature Astronomy, Issue 1/9, 2017, Page(s) 612-616, ISSN 2397-3366
Publisher: Nature Publishing Group
DOI: 10.1038/s41550-017-0217-y

Transition from spot to faculae domination

Author(s): Timo Reinhold, Keaton J. Bell, James Kuszlewicz, Saskia Hekker, Alexander I. Shapiro
Published in: Astronomy & Astrophysics, Issue 621, 2019, Page(s) A21, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201833754

Opacity distribution functions for stellar spectra synthesis

Author(s): M. Cernetic, A. I. Shapiro, V. Witzke, N. A. Krivova, S. K. Solanki, R. V. Tagirov
Published in: Astronomy & Astrophysics, Issue 627, 2019, Page(s) A157, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201935723

Forward modelling of brightness variations in Sun-like stars

Author(s): E. Işık, S. K. Solanki, N. A. Krivova, A. I. Shapiro
Published in: Astronomy & Astrophysics, Issue 620, 2018, Page(s) A177, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201833393

From solar to stellar brightness variations

Author(s): V. Witzke, A. I. Shapiro, S. K. Solanki, N. A. Krivova, W. Schmutz
Published in: Astronomy & Astrophysics, Issue 619, 2018, Page(s) A146, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201833936

Rotation periods from the inflection point in the power spectrum of stellar brightness variations: II. The Sun

Author(s): Amazo-Gómez E. M., Shapiro A. I., Solanki S. K., Krivova N. A., Kopp G., Reinhold T., Oshagh M., Reiners A.
Published in: Astronomy and Astrophysics, 2020, Page(s) in press, ISSN 0004-6361
Publisher: Springer Verlag

Power spectra of solar brightness variations at different inclinations

Author(s): Nèmec N. -E., Shapiro A. I., Krivova N. A., Solanki S. K., Tagirov R. V., Cameron R. H., Dreizler S.
Published in: Astronomy and Astrophysics, 2020, Page(s) in press, ISSN 0004-6361
Publisher: Springer Verlag

Effect of metallicity on the detectability of rotational periods in solar-like stars

Author(s): V. Witzke, T. Reinhold, A. I. Shapiro, N. A. Krivova, S. K. Solanki
Published in: Astronomy & Astrophysics, Issue 634, 2020, Page(s) L9, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201936608

Inflection point in the power spectrum of stellar brightness variations

Author(s): A. I. Shapiro, E. M. Amazo-Gómez, N. A. Krivova, S. K. Solanki
Published in: Astronomy & Astrophysics, Issue 633, 2020, Page(s) A32, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201936018

Readdressing the UV solar variability with SATIRE-S: non-LTE effects

Author(s): R. V. Tagirov, A. I. Shapiro, N. A. Krivova, Y. C. Unruh, K. L. Yeo, S. K. Solanki
Published in: Astronomy & Astrophysics, Issue 631, 2019, Page(s) A178, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/201935121

Solar-cycle irradiance variations over the last four billion years

Author(s): Shapiro, Anna V.; Shapiro, Alexander I.; Gizon, Laurent; Krivova, Natalie A.; Solanki, Sami K.
Published in: Astronomy and Astrophysics, 2020, Page(s) in press, ISSN 0004-6361
Publisher: Springer Verlag

Power spectrum of turbulent convection in the solar photosphere

Author(s): L. Yelles Chaouche, R. H. Cameron, S. K. Solanki, T. L. Riethmüller, L. S. Anusha, V. Witzke, A. I. Shapiro, P. Barthol, A. Gandorfer, L. Gizon, J. Hirzberger, M. van Noort, J. Blanco Rodríguez, J. C. Del Toro Iniesta, D. Orozco Suárez, W. Schmidt, V. Martínez Pillet, M. Knölker
Published in: Astronomy & Astrophysics, Issue 644, 2020, Page(s) A44, ISSN 0004-6361
Publisher: Springer Verlag
DOI: 10.1051/0004-6361/202037545

The Sun is less active than other solar-like stars

Author(s): Timo Reinhold, Alexander I. Shapiro, Sami K. Solanki, Benjamin T. Montet, Natalie A. Krivova, Robert H. Cameron, Eliana M. Amazo-Gómez
Published in: Science, Issue 368/6490, 2020, Page(s) 518-521, ISSN 0036-8075
Publisher: American Association for the Advancement of Science
DOI: 10.1126/science.aay3821

Forward modelling of Kepler -band variability due to faculae and spots

Author(s): Luke J Johnson, Charlotte M Norris, Yvonne C Unruh, Sami K Solanki, Natalie Krivova, Veronika Witzke, Alexander I Shapiro
Published in: Monthly Notices of the Royal Astronomical Society, Issue 504/4, 2021, Page(s) 4751-4767, ISSN 0035-8711
Publisher: Blackwell Publishing Inc.
DOI: 10.1093/mnras/stab1190

Where Have All the Solar-like Stars Gone? Rotation Period Detectability at Various Inclinations and Metallicities

Author(s): Timo Reinhold, Alexander I. Shapiro, Veronika Witzke, Nina-E. Nèmec, Emre Işık, Sami K. Solanki
Published in: The Astrophysical Journal, Issue 908/2, 2021, Page(s) L21, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/2041-8213/abde46

Solar-type Stars Observed by LAMOST and Kepler

Author(s): Jinghua Zhang, Alexander I. Shapiro, Shaolan Bi, Maosheng Xiang, Timo Reinhold, Krishnamurthy Sowmya, Yaguang Li, Tanda Li, Jie Yu, Minghao Du, Xianfei Zhang
Published in: The Astrophysical Journal, Issue 894/1, 2020, Page(s) L11, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/2041-8213/ab8795

Modeling Stellar Ca ii H and K Emission Variations. I. Effect of Inclination on the S-index

Author(s): K. Sowmya, A. I. Shapiro, V. Witzke, N.-E. Nèmec, T. Chatzistergos, K. L. Yeo, N. A. Krivova, S. K. Solanki
Published in: The Astrophysical Journal, Issue 914/1, 2021, Page(s) 21, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/abf247

Inflection point in the power spectrum of stellar brightness variations. III. Facular versus spot dominance on stars with known rotation periods

Author(s): E. M. Amazo-Gomez, A. I. Shapiro, S. K. Solanki, G. Kopp, M. Oshagh, T. Reinhold, A. Reiners
Published in: Astronomy & Astrophysics,, 2020, ISSN 0004-6361
Publisher: Springer Verlag

Radiative Transfer with Opacity Distribution Functions: Application to Narrowband Filters

Author(s): L. S. Anusha, A. I. Shapiro, V. Witzke, M. Cernetic, S. K. Solanki, L. Gizon
Published in: The Astrophysical Journal Supplement Series, Issue 255/1, 2021, Page(s) 3, ISSN 0067-0049
Publisher: University of Chicago Press
DOI: 10.3847/1538-4365/abfb72

Predictions of Astrometric Jitter for Sun-like Stars. I. The Model and Its Application to the Sun as Seen from the Ecliptic

Author(s): Alexander I. Shapiro, Sami K. Solanki, Natalie A. Krivova
Published in: The Astrophysical Journal, Issue 908/2, 2021, Page(s) 223, ISSN 0004-637X
Publisher: University of Chicago Press
DOI: 10.3847/1538-4357/abd630

Book chapters (1)

The Sun's Atmosphere

Author(s): Alexander I. Shapiro, Hardi Peter, Sami K. Solanki
Published in: The Sun as a Guide to Stellar Physics, 2019, Page(s) 59-85, ISBN 9780-128143346
Publisher: Elsevier
DOI: 10.1016/b978-0-12-814334-6.00003-0

Other (1)

Final Report for SAG 21: The Effect of Stellar Contamination on Space-based Transmission Spectroscopy

Author(s): Rachham, B.,..., Shapiro, A., ...
Published in: 2022
Publisher: NASA