http://www.themis.iac.es/ 2026-05-05T05:45:35+00:00 http://www.themis.iac.es/ http://www.themis.iac.es/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2025-07-04T09:21:42+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:estfrance2025&rev=1751620902&do=diff THEMIS at the EST France Workshop 2025 The THEMIS team (B. Gelly & E. Pariat) was present at the EST France Workshop 2025, which took place in Paris on June 11-12th 2025. The workshopto brought together EST’s European leadership with French scientific and industrial communities interested in the European Solar Telescope (EST) project’s implementation. The workshop presented the project, its significance, and its potential uses for the French community, as well as facilitate discussions on Fran… text/html 2025-02-11T10:24:22+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:fslaceval&rev=1739269462&do=diff Visit of THEMIS and FSLAC by the evaluation committee of INSU. The French Spanish Laboratory for Astrophysics in Canarias of CNRS-INSU and IAC, which THEMIS is part of, received in January its 5-year review committee. The committee was composed of Martin Giard (Directeur adjoint scientifique Astronomie-Astrophysique of INSU), Aurélie Marchaudon (Déléguée scientifique INSU-AA, who overviews FSLAC & THEMIS), François Leblanc (Délégué scientifique INSU-AA), Luigi Tibaldo (IRAP) & Thierry Corbard … text/html 2025-04-10T06:26:37+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:gallery&rev=1744266397&do=diff THEMIS galleries <a href="https://www.themis.iac.es/doku.php?id=results:gallery:ar"> <img src="https://www.themis.iac.es/lib/exe/fetch.php?media=results:gallery:ar:ar_noaa13959_wl_knoxthompson100_fc_250115.png" style="width: 100%; height: auto;"></a> Solar active regions gallery <a href="https://www.themis.iac.es/doku.php?id=results:gallery:granulation"> <img src="https://www.themis.iac.es/lib/exe/fetch.php?media=results:gallery:granulation:z01_20220608_12104256_3.5s3k5ip100fr_decpsf.png"… text/html 2025-07-04T07:14:42+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:grandatlassoleil&rev=1751613282&do=diff Publication of "Le Grand Atlas du Soleil" The publisher Glénat has released a richly illustrated book about our star, the Sun. The writing of this book, supervised by Milan Maksimovic from LIRA (Observatoire de Paris), was carried out by several French solar physicists, including Étienne Pariat from FSLAC/THEMIS. “Le Grand Atlas du Soleil” offers a comprehensive overview of our star, allowing readers to explore the Sun from every angle—its internal structure, its role in shaping the heliosphere… text/html 2025-11-14T15:39:11+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:ibisnov25&rev=1763134751&do=diff First screw of the Italian IBIS 2.0 spectro-imager @ THEMIS The first screws of the mount of the Italian Interferometric BIdimensional Spectrometer - IBIS 2.0 have been driven onto the hull of the THEMIS spectrograph. This is the first step of the installation of IBIS 2.0 at THEMIS. IBIS 2.0 is an outstanding synergic complement of <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=science:results:ibis_1stscrew_01.jpg"> <img src="https://www.themis.iac.es/lib/exe/fetch.php?media=scien… text/html 2026-04-01T07:03:45+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:jorgearrival&rev=1775027025&do=diff One year visit of LPP PhD student Jorge Romero Castañeda in the context of the ANR JET2SB project The THEMIS team is happy to welcome among its staff Jorge Romero Castañeda, a first-year PhD student from the Plasma Physics Laboratory (LPP, Paris, France). J. Romero Castañeda will spend one year working with the THEMIS team in the framework of the text/html 2026-02-10T15:44:50+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:kismeeting&rev=1770738290&do=diff THEMIS at the "Methods and techniques for high-resolution spectro-polarimetry" conference The THEMIS and IBIS 2.0 teams were present at the "Methods and techniques for high-resolution spectro-polarimetry with current and future high-resolution telescopes: lessons learned and ways forward " conference, organised by our colleagues of the KIS institute in Freiburg (Germany) on January 13-15th 2026. The conference gathered solar physicists working at/with almost all major solar physics telescopes… text/html 2025-06-03T15:14:02+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:mercury_observations_with_adaptive_optics&rev=1748963642&do=diff Mercury observations with Adaptive Optics Solar AO running at 150Hz on Mercury in daytime &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <video onloadedmetadata="this.muted = true" height="150" controls autoplay loop> <source src="/wdata/A_Merc/Mercury_AO.mp4" type="video/mp4"> </video> THEMIS has a long track of doing Mercury observations in daytime. It took some tuning to adjust a 1kHz AO system to less photons, longer exposure times, and a slower speed. But the &nbsp;&nbsp;&nbsp;&nbsp;&nbs… text/html 2026-02-10T16:01:35+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:oframedays2026&rev=1770739295&do=diff THEMIS at "OFRAME space weather days 2026" The THEMIS team (E. Pariat) was present at the OFRAME space weather days 2026, which took place in Grenoble, France on February 9-10th 2026. E. Pariat gave an oral presentation overviewing the recent, short-term and long-term evolutions of THEMIS <div style="position: relative; width: 100%; padding-top: 133%; /* 4:3 ratio */"> <embed src="lib/exe/fetch.php?media=science:communications:pariat_themis_oframeswdays_26fev09.pdf" type="applic… text/html 2025-11-20T13:57:29+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:seminiac25&rev=1763647049&do=diff THEMIS seminar at the Instituto de Astrofísica de Canarias (IAC, Spain) On November 20th 2025, E. Pariat gave a seminar for the solar physics group of the Instituto de Astrofísica de Canarias (IAC) [ THEMIS solar telescope: a new era begins (pdf)] . <div style="position: relative; width: 100%; padding-top: 133%; /* 4:3 ratio */"> <embed src="lib/exe/fetch.php?media=science:results:pariat_themis_iacseminar_25nov20.pdf" type="application/pdf" style="position: absolute; top: 0… text/html 2025-10-07T05:55:12+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:seminlpp&rev=1759816512&do=diff THEMIS seminar at the Plasma Physics Laboratory (Paris, FR) E. Pariat gave a seminar for the space plasmas team of the Laboratoire de Physique des Plasmas (LPP, Plasma Physics Laboratory) in Paris (FR) on October 6th 2025: [ THEMIS solar telescope: a new era begins (pdf)] . <div style="position: relative; width: 100%; padding-top: 133%; /* 4:3 ratio */"> <embed src="lib/exe/fetch.php?media=science:results:pariat_themis_seminareps_25oct06.pdf" type="application/pdf" style="po… text/html 2026-02-10T14:18:07+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:sf2a2025&rev=1770733087&do=diff THEMIS at the Journées de la SF2A 2025 The THEMIS team (E. Pariat) was present at the Journées de la SF2A (days of the French Society of Astronomy & Astrophysics), which took place in Toulouse on July 1-4th 2025. E. Pariat gave an oral presentation on [ THEMIS solar telescope:a new era begins (pdf)] ; (Powerpoint presentation). <div style="position: relative; width: 100%; padding-top: 133%; /* 4:3 ratio */"> <embed src="lib/exe/fetch.php?media=science:results:pariat_sf2a_june2025.… text/html 2026-04-01T16:11:00+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:solo2026&rev=1775059860&do=diff THEMIS team at the "10th Solar Orbiter Science Workshop" The THEMIS team was present at the 10th Solar Orbiter, 18th IRIS, and 1st Aditya workshop, which takes place in Berlin, Germany on March 16-19th 2026. E. Pariat presented a poster overviewing the recent improvements of THEMIS : [ THEMIS solar telescope: A new era begins!]. J. Romero Castañeda presented a poster, <div style="position: relative; width: 100%; padding-top: 133%; /* 4:3 ratio */"> <embed src="lib/exe/fetch.php?m… text/html 2024-12-18T14:49:19+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:taofisrtlight&rev=1734533359&do=diff TAO (Themis Adaptive Optics) 1st light TAO stands for THEMIS Adaptive Optics. It is made of a classical solar AO hardware currently running at 1 kHz and combining a Shack-Hartmann wavefront sensor with 76 subapertures (10×10 geometry) and a deformable mirror DM97 from ALPAO with 97 actuators. See &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <video onloadedmetadata="t… text/html 2025-06-03T15:27:18+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:tao_2nd_light&rev=1748964438&do=diff Photosphere imaging highlights featuring: 'with/without' AO movies, AO correction while scanning the field (on 1' “context” and 2' “slitjaw” cameras)and KT post-processing on AO imaging <video onloadedmetadata="this.muted = true" height="100" controls autoplay loop> <source src="/wdata/AO2nd/noaa-12975-with-without_b.mp4" type="video/mp4"> </video> <http://themis.iac.es/wdata/AO2nd/z01_20220331_10521652_3.5s3k5ip100fr_decpsf.png> <video onloadedmetadata="this.muted = true" height="100" … text/html 2024-12-18T14:47:10+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:themis_planetary_tour&rev=1734533230&do=diff THEMIS planetary tour One night in June '18 was our “planets night”. These videos shows the imaging capability of a well-tuned 1m telescope with nice nightime seeing , without AO (it came after 2020), and some data processing (actually a lot of data processing <video onloadedmetadata="this.muted = true" height="150" controls autoplay loop> <source src="/wdata/WPlanetaryGallery/2018-06-04_Jup.mp4" type="video/mp4"> </video> <video onloadedmetadata="this.muted = true" height="150" controls… text/html 2024-12-18T14:40:20+00:00 Anonymous (anonymous@undisclosed.example.com) http://www.themis.iac.es/doku.php?id=science:results:themis_prominences_observations_during_the_2023_campaign&rev=1734532820&do=diff THEMIS prominences observations during the 2023 campaign Successful coordinated observations of filaments and prominences during run #2023/239 of Labrosse et al. The IRIS spacecraft MgII UV line (left) and THEMIS-MTR2 Halpha and Helium D3 lines (right) are showing the same solar filament located in between NOAA 13449 and 13446. Both instruments are raster spectrographs. <font size="0.5"> © 2026 CNRS-THEMIS <br> Terms of use: unless otherwise specified, all graphical (webcam records, movies, pi…