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Solanki, Sami K.
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Preferred name
Solanki, Sami K.
Official Name
Solanki, Sami K.
Alternative Name
Solanki, S. K.
Solanki, Sami
Solanki, S.
Main Affiliation
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2022-07-28Journal Article Research Paper [["dc.bibliographiccitation.artnumber","L23"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","The Astrophysical Journal Letters"],["dc.bibliographiccitation.volume","934"],["dc.contributor.affiliation","Nèmec, N.-E.;"],["dc.contributor.affiliation","Shapiro, A. I.;"],["dc.contributor.affiliation","Işık, E.;"],["dc.contributor.affiliation","Sowmya, K.;"],["dc.contributor.affiliation","Solanki, S. K.;"],["dc.contributor.affiliation","Krivova, N. A.;"],["dc.contributor.affiliation","Cameron, R. H.;"],["dc.contributor.affiliation","Gizon, L.;"],["dc.contributor.author","Nèmec, N.-E."],["dc.contributor.author","Shapiro, A. I."],["dc.contributor.author","Işık, E."],["dc.contributor.author","Sowmya, K."],["dc.contributor.author","Solanki, S. K."],["dc.contributor.author","Krivova, N. A."],["dc.contributor.author","Cameron, R. H."],["dc.contributor.author","Gizon, L."],["dc.date.accessioned","2022-08-01T07:35:55Z"],["dc.date.available","2022-08-01T07:35:55Z"],["dc.date.issued","2022-07-28"],["dc.date.updated","2022-07-30T02:55:06Z"],["dc.description.abstract","Surfaces of the Sun and other cool stars are filled with magnetic fields, which are either seen as dark compact spots or more diffuse bright structures like faculae. Both hamper detection and characterization of exoplanets, affecting stellar brightness and spectra, as well as transmission spectra. However, the expected facular and spot signals in stellar data are quite different, for instance, they have distinct temporal and spectral profiles. Consequently, corrections of stellar data for magnetic activity can greatly benefit from the insight on whether the stellar signal is dominated by spots or faculae. Here, we utilize a surface flux transport model to show that more effective cancellation of diffuse magnetic flux associated with faculae leads to spot area coverages increasing faster with stellar magnetic activity than that by faculae. Our calculations explain the observed dependence between solar spot and facular area coverages and allow its extension to stars that are more active than the Sun. This extension enables anticipating the properties of stellar signal and its more reliable mitigation, leading to a more accurate characterization of exoplanets and their atmospheres."],["dc.description.sponsorship","A. I. Shapiro"],["dc.identifier.doi","10.3847/2041-8213/ac8155"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/112556"],["dc.language.iso","en"],["dc.relation.eissn","2041-8213"],["dc.relation.issn","2041-8205"],["dc.rights","CC BY 4.0"],["dc.rights.uri","http://creativecommons.org/licenses/by/4.0/"],["dc.title","Faculae Cancel out on the Surfaces of Active Suns"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.subtype","original_ja"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]Details DOI2020Journal Article [["dc.bibliographiccitation.firstpage","A11"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","642"],["dc.contributor.author","Solanki, S. K."],["dc.contributor.author","del Toro Iniesta, J. C."],["dc.contributor.author","Woch, J."],["dc.contributor.author","Gandorfer, A."],["dc.contributor.author","Hirzberger, J."],["dc.contributor.author","Alvarez-Herrero, A."],["dc.contributor.author","Appourchaux, T."],["dc.contributor.author","Martínez Pillet, V."],["dc.contributor.author","Pérez-Grande, I."],["dc.contributor.author","Schmidt, W."],["dc.contributor.author","Lange, T."],["dc.contributor.author","Müller, D."],["dc.contributor.author","Gizon, Laurent"],["dc.contributor.author","Müller, R."],["dc.contributor.author","Albert, K."],["dc.contributor.author","Löptien, Björn"],["dc.contributor.author","Meyer, S."],["dc.contributor.author","Soltau, D."],["dc.contributor.author","Schou, Jesper"],["dc.date.accessioned","2021-03-05T08:58:36Z"],["dc.date.available","2021-03-05T08:58:36Z"],["dc.date.issued","2020"],["dc.identifier.doi","10.1051/0004-6361/201935325"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/80195"],["dc.notes.intern","DOI Import GROB-393"],["dc.relation.eissn","1432-0746"],["dc.relation.issn","0004-6361"],["dc.title","The Polarimetric and Helioseismic Imager on Solar Orbiter"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dspace.entity.type","Publication"]]Details DOI2017Journal Article [["dc.bibliographiccitation.firstpage","5"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","The Astrophysical Journal. Supplement Series"],["dc.bibliographiccitation.volume","233"],["dc.contributor.author","Gorobets, A. Y."],["dc.contributor.author","Berdyugina, S. V."],["dc.contributor.author","Riethmüller, T. L."],["dc.contributor.author","Rodríguez, J. Blanco"],["dc.contributor.author","Solanki, S. K."],["dc.contributor.author","Barthol, P."],["dc.contributor.author","Gandorfer, A."],["dc.contributor.author","Gizon, Laurent"],["dc.contributor.author","Hirzberger, J."],["dc.contributor.author","Noort, M. van"],["dc.contributor.author","Del Toro Iniesta, J. C."],["dc.contributor.author","Suárez, D. Orozco"],["dc.contributor.author","Schmidt, W."],["dc.contributor.author","Pillet, V. Martínez"],["dc.contributor.author","Knölker, M."],["dc.date.accessioned","2020-12-10T18:47:36Z"],["dc.date.available","2020-12-10T18:47:36Z"],["dc.date.issued","2017"],["dc.identifier.doi","10.3847/1538-4365/aa8ef8"],["dc.identifier.eissn","1538-4365"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/78820"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","The Maximum Entropy Limit of Small-scale Magnetic Field Fluctuations in the Quiet Sun"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]Details DOI2013Journal Article [["dc.bibliographiccitation.artnumber","L13"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","The Astrophysical Journal"],["dc.bibliographiccitation.volume","776"],["dc.contributor.author","Riethmüller, T. L."],["dc.contributor.author","Solanki, Sami K."],["dc.contributor.author","Hirzberger, Johann"],["dc.contributor.author","Danilovic, S."],["dc.contributor.author","Barthol, P."],["dc.contributor.author","Berkefeld, T."],["dc.contributor.author","Gandorfer, Achim"],["dc.contributor.author","Gizon, Laurent"],["dc.contributor.author","Knölker, M."],["dc.contributor.author","Schmidt, W."],["dc.contributor.author","Toro Iniesta, J. C. del"],["dc.date.accessioned","2017-09-07T11:48:42Z"],["dc.date.available","2017-09-07T11:48:42Z"],["dc.date.issued","2013"],["dc.identifier.doi","10.1088/2041-8205/776/1/l13"],["dc.identifier.gro","3147034"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/4768"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","chake"],["dc.publisher","IOP Publishing"],["dc.relation.issn","2041-8205"],["dc.title","FIRST HIGH-RESOLUTION IMAGES OF THE SUN IN THE 2796 Å Mg II k LINE"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dc.type.peerReviewed","no"],["dspace.entity.type","Publication"]]Details DOI2003Journal Article [["dc.bibliographiccitation.firstpage","1009"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","The Astrophysical Journal"],["dc.bibliographiccitation.lastpage","1019"],["dc.bibliographiccitation.volume","589"],["dc.contributor.author","Gizon, L."],["dc.contributor.author","Solanki, S. K."],["dc.date.accessioned","2017-09-07T11:49:45Z"],["dc.date.available","2017-09-07T11:49:45Z"],["dc.date.issued","2003"],["dc.description.abstract","Asteroseismology provides us with the possibility of determining the angle, i, between the direction of the rotation axis of a pulsating Sun-like star and the line of sight. A knowledge of i is important not just for obtaining improved stellar parameters, but also in order to determine the true masses of extrasolar planets detected from the radial velocity shifts of their central stars. By means of Monte Carlo simulations, we estimate the precision of the measurement of i and other stellar parameters. We find that the inclination angle can be retrieved accurately when i gsim 30° for stars that rotate at least twice as fast as the Sun."],["dc.identifier.doi","10.1086/374715"],["dc.identifier.gro","3147431"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/5008"],["dc.language.iso","en"],["dc.notes.status","final"],["dc.notes.submitter","chake"],["dc.relation.issn","0004-637X"],["dc.title","Determining the Inclination of the Rotation Axis of a Sun‐like Star"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dc.type.peerReviewed","no"],["dspace.entity.type","Publication"]]Details DOI2020Journal Article [["dc.bibliographiccitation.firstpage","A44"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","644"],["dc.contributor.author","Yelles Chaouche, L."],["dc.contributor.author","Cameron, R. H."],["dc.contributor.author","Solanki, Sami K."],["dc.contributor.author","Riethmüller, T. L."],["dc.contributor.author","Anusha, L. S."],["dc.contributor.author","Witzke, V."],["dc.contributor.author","Shapiro, A. I."],["dc.contributor.author","Barthol, P."],["dc.contributor.author","Gandorfer, A."],["dc.contributor.author","Gizon, Laurent"],["dc.contributor.author","Hirzberger, J."],["dc.contributor.author","van Noort, M."],["dc.contributor.author","Blanco Rodríguez, J."],["dc.contributor.author","Del Toro Iniesta, J. C."],["dc.contributor.author","Orozco Suárez, D."],["dc.contributor.author","Schmidt, W."],["dc.contributor.author","Martínez Pillet, V."],["dc.contributor.author","Knölker, M."],["dc.date.accessioned","2021-03-05T08:58:39Z"],["dc.date.available","2021-03-05T08:58:39Z"],["dc.date.issued","2020"],["dc.identifier.doi","10.1051/0004-6361/202037545"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/80199"],["dc.notes.intern","DOI Import GROB-393"],["dc.relation.eissn","1432-0746"],["dc.relation.issn","0004-6361"],["dc.title","Power spectrum of turbulent convection in the solar photosphere"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dspace.entity.type","Publication"]]Details DOI2008Journal Article [["dc.bibliographiccitation.firstpage","417"],["dc.bibliographiccitation.issue","1-2"],["dc.bibliographiccitation.journal","Solar Physics"],["dc.bibliographiccitation.lastpage","437"],["dc.bibliographiccitation.volume","251"],["dc.contributor.author","Hirzberger, Johann"],["dc.contributor.author","Gizon, Laurent"],["dc.contributor.author","Solanki, Sami K."],["dc.contributor.author","Duvall, Thomas L."],["dc.date.accessioned","2017-09-07T11:49:57Z"],["dc.date.available","2017-09-07T11:49:57Z"],["dc.date.issued","2008"],["dc.identifier.doi","10.1007/s11207-008-9206-8"],["dc.identifier.gro","3147439"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/5012"],["dc.notes.status","public"],["dc.notes.submitter","chake"],["dc.publisher","Springer Nature"],["dc.relation.issn","0038-0938"],["dc.title","Structure and Evolution of Supergranulation from Local Helioseismology"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dc.type.peerReviewed","no"],["dspace.entity.type","Publication"]]Details DOI2021Journal Article [["dc.bibliographiccitation.firstpage","3"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","The Astrophysical Journal. Supplement Series"],["dc.bibliographiccitation.volume","255"],["dc.contributor.author","Anusha, L. S."],["dc.contributor.author","Shapiro, A. I."],["dc.contributor.author","Witzke, V."],["dc.contributor.author","Cernetic, M."],["dc.contributor.author","Solanki, S. K."],["dc.contributor.author","Gizon, L."],["dc.date.accessioned","2021-08-12T07:46:07Z"],["dc.date.available","2021-08-12T07:46:07Z"],["dc.date.issued","2021"],["dc.identifier.doi","10.3847/1538-4365/abfb72"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/88622"],["dc.notes.intern","DOI Import GROB-448"],["dc.relation.eissn","1538-4365"],["dc.relation.issn","0067-0049"],["dc.title","Radiative Transfer with Opacity Distribution Functions: Application to Narrowband Filters"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]Details DOI2020Journal Article [["dc.bibliographiccitation.firstpage","A83"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","636"],["dc.contributor.author","Shapiro, Anna V."],["dc.contributor.author","Shapiro, Alexander I."],["dc.contributor.author","Gizon, Laurent"],["dc.contributor.author","Krivova, Natalie A."],["dc.contributor.author","Solanki, Sami K."],["dc.date.accessioned","2020-12-10T18:11:54Z"],["dc.date.available","2020-12-10T18:11:54Z"],["dc.date.issued","2020"],["dc.identifier.doi","10.1051/0004-6361/201937128"],["dc.identifier.eissn","1432-0746"],["dc.identifier.issn","0004-6361"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/74180"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Solar-cycle irradiance variations over the last four billion years"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]Details DOI2014Journal Article [["dc.bibliographiccitation.firstpage","491"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Space Science Reviews"],["dc.bibliographiccitation.lastpage","523"],["dc.bibliographiccitation.volume","186"],["dc.contributor.author","Jiang, J."],["dc.contributor.author","Hathaway, D. H."],["dc.contributor.author","Cameron, R. H."],["dc.contributor.author","Solanki, Sami K."],["dc.contributor.author","Gizon, Laurent"],["dc.contributor.author","Upton, L."],["dc.date.accessioned","2017-09-07T11:49:57Z"],["dc.date.available","2017-09-07T11:49:57Z"],["dc.date.issued","2014"],["dc.identifier.doi","10.1007/s11214-014-0083-1"],["dc.identifier.gro","3147444"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/5013"],["dc.notes.status","public"],["dc.notes.submitter","chake"],["dc.publisher","Springer Nature"],["dc.relation.issn","0038-6308"],["dc.title","Magnetic Flux Transport at the Solar Surface"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dc.type.peerReviewed","no"],["dspace.entity.type","Publication"]]Details DOI