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themis [2025/03/01 10:42] etiennethemis [2026/03/12 16:20] (current) etienne
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-The THEMIS solar telescope ("Télescope Héliographique pour l’Étude du Magnétisme et des Instabilités Solaires") of [[https://www.insu.cnrs.fr/en|CNRS-INSU]] is a 1-meter-class optical solar telescope, primarily dedicated to studying solar magnetism and the dynamical processes within the Sun’s atmosphere (such as sunspots and solar flares). THEMIS can also perform observation of near-Sun objects such as Mercury and comets.+The "Télescope Héliographique pour l’Étude du Magnétisme et des Instabilités Solaires" (THEMIS) of [[https://www.insu.cnrs.fr/en|CNRS-INSU]] is a 1-meter-class optical solar telescope, primarily dedicated to studying solar magnetism and the dynamical processes within the Sun’s atmosphere (such as sunspots and solar flares). THEMIS can also perform observation of near-Sun objects such as Mercury and comets. 
  
 THEMIS is located at the [[https://www.iac.es/en/observatorios-de-canarias/teide-observatory | Teide Observatory]] of [[https://www.iac.es/en | IAC]], with a base office in La Laguna, in Tenerife, Canary Islands, Spain.  THEMIS is located at the [[https://www.iac.es/en/observatorios-de-canarias/teide-observatory | Teide Observatory]] of [[https://www.iac.es/en | IAC]], with a base office in La Laguna, in Tenerife, Canary Islands, Spain. 
  
-Click for information on: \  \  **[[admin:locationHow to reach THEMIS locations]]** \ ; \ **[[admin:contacts| How to contact the THEMIS team]]** + 
 +;#; 
 +<color red > **  New ¡¡¡ [[observation:2026campaign#campaign_schedule Preliminary 2026 observing campaign schedule]] !!! ** \
 +</color> \\ 
 +;#;
  
 /* /*
 ;#; ;#;
-<color red > ** ¡¡¡ Call for the [[observation:2025campaign 2025 observing campaign]] is open !!! ** \\ +<color red > ** ¡¡¡ Call for the [[observation:2026campaign 2026 observing campaign]] is open !!! ** \\ 
-Deadline for "French" and "International" time" : February 17th2025. </color>+Deadline for "French" and "International" time" : February 13th2026. </color> \\ 
 +<del> Deadline for "Spanish" time" : January 21st, 2026. </del>
 ;#; ;#;
 */ */
 +
 +[[science:results:Solo2026 | March : Participation of THEMIS at the "10th Solar Orbiter Scientific Workshop" in Berlin (FR).]] \\
 +February :  The THEMIS team supports the call to French research personnel to  [[https://atst.osups.universite-paris-saclay.fr/est-white-paper/| co-sign the white paper in support  to the European Solar Telescope (EST) project]] \\
 +/*[[https://atst.osups.universite-paris-saclay.fr/est-white-paper/ | February :  The THEMIS team supports the call to French research personnel to co-sign the « White paper on the relevance of the European Solar Telescope (EST) for the French heliophysics community »]] */
 +[[science:results:IBISNov25 | November : First screw of the Italian IBIS 2.0 Spectro-imager @ THEMIS.]] \\
 +
 +
 +Click for information on: \ \  **[[admin:location| How to reach THEMIS locations]]** \ ; \ **[[admin:contacts| How to contact the THEMIS team]]** 
  
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 +/* STANDARD PIC */
 +/*<html> <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=observatorio_del_teide_daniel_lopez-6_sm.jpg"><img src="https://www.themis.iac.es/lib/exe/fetch.php?media=observatorio_del_teide_daniel_lopez-6_sm.jpg" style="width:90%; height: auto;"></a></html>*/
 +/* WINTER PIC */
 +<html> <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:building:themis_winter26.jpg"><img src="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:building:themis_winter26.jpg" style="width:90%; height:auto;"></a></html>
 +/* SPRING PIC */
 +/*<html> <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:building:themis_spring25"><img src="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:building:themis_spring25.jpg" style="width:90%; height:auto;"></a></html> */
 +/* NIGHT PIC */
 +/*<html> <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:building:img_4553-jpg.jpg"><img src="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:building:img_4553-jpg.jpg" style="width:90%; height:auto;"></a></html> */
  
-<html> <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=observatorio_del_teide_daniel_lopez-6_sm.jpg"><img src="https://www.themis.iac.es/lib/exe/fetch.php?media=observatorio_del_teide_daniel_lopez-6_sm.jpg" style="width:90%; height: auto;"></a></html> 
  
-/*{{observatorio_del_teide_daniel_lopez-6_sm.jpg?0x180|THEMIS and El Teide}}*/ 
  
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 === Overview of telescope status  === === Overview of telescope status  ===
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 <html> <a href="http://themis.iac.es/wdata/Webcam/webcam.jpg"><img src="http://themis.iac.es/wdata/Webcam/webcam.jpg" style="width:90%; height: auto;"></a></html> \\ <html> <a href="http://themis.iac.es/wdata/Webcam/webcam.jpg"><img src="http://themis.iac.es/wdata/Webcam/webcam.jpg" style="width:90%; height: auto;"></a></html> \\
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-<html> <a href="http://161.72.129.175"><img src="http://themis.iac.es/wdata/Wwheater/LatestMto.png" style="width:100%; height: auto;"></a></html> \\+<html> <a href="https://themis.iac.es/wdata/Wwheater/LatestMto.png"><img src="http://themis.iac.es/wdata/Wwheater/LatestMto.png" style="width:100%; height: auto;"></a></html> \\
 [[observation:weather | THEMIS weather page]] [[observation:weather | THEMIS weather page]]
  
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 === Observing with THEMIS  === === Observing with THEMIS  ===
 **[[observation| Information for research scientists wishing to observe with THEMIS]]** \\ **[[observation| Information for research scientists wishing to observe with THEMIS]]** \\
 +[[observation:2026campaign | 2026 observing campaign]] \\
 [[observation:weather | Weather at THEMIS location and weather forecast]] \\ [[observation:weather | Weather at THEMIS location and weather forecast]] \\
 [[observation:data| THEMIS data products & data access]]  [[observation:data| THEMIS data products & data access]] 
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 **[[science| Scientific research with THEMIS]]** \\ **[[science| Scientific research with THEMIS]]** \\
 [[science:results| THEMIS scientific highlights and news]] \\ [[science:results| THEMIS scientific highlights and news]] \\
-[[science:results:gallery| THEMIS observations and media galleries]]+[[science:gallery| THEMIS observations and media galleries]] \\ 
 +[[science:resources | Media resources (Posters, logos, ...)]]
  
  
-== THEMIS image of the month: March 2025 ==+== THEMIS image of the month: February 2026 ==
  
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-<html> <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=results:gallery:ar:noaa13981_c3flare_20250206_113010.jpg"> <img src="https://www.themis.iac.es/lib/exe/fetch.php?media=results:gallery:ar:noaa13981_c3flare_20250206_113010.jpg" alt="Themis NOAA 13981 during C3.3-class flare" style="width: 100%; height: auto;"></a></html> +<columns 100% l 50
 +<html> <a href="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:schema:dataproducts_pola_level1.jpg">  
 +<img src="https://www.themis.iac.es/lib/exe/fetch.php?media=science:gallery:schema:dataproducts_pola_level1.jpg"  
 +alt="THEMIS cable reel" style="width: 100%; height: auto;"></a></html> \\ 
 + 
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 \\ \\
-THEMIS observations of the east sunspot group of the active region NOAA 13981 on February 6th 2025. The left image is a Knox-Thompson reconstructed from red continuum broadband camera. The right panels are intensity maps reconstructed from spectral observations by the MTR2 spectrograph observing the H_\alpha absorption line. Theses maps are reconstructed from a scan by the telescope of the active regionWhile these intensity images have a lower spatial resolutionthey provide a wealth of spectroscopic information. The region was observed during flare, as can be noted by the typical ribbon-shape emission in the H_\alpha line centre. This emission is absent from the continuum emissionindicating a chromospheric emission phenomena. Meanwhilethe red wing maps (H_\alpha+1Å and H_\alpha+1Å) display dark absorbing material above the location of the flare ribbons, signature of down-flowing dense material, a phenomena nicknamed "coronal rain"     +A summary figure of THEMIS level 1 [[observation:data | data products]]. These are the datasets that are directly generated during an observation with THEMIS. The full Sun and slitjaw images are context images that are mainly used to have basic information of the solar condition on the Sun and the location of the high resolution observationsThey are not really meant for scientific useas equivalent data of a better quality can be obtained by other instruments. The main scientific data are the [[observation:data#Broadband images (BBI)| broadband images]] to study the dynamics of the solar photosphere at high-cadence and high spatial resolution, and the [[observation:data#Spectral images]] from which physical properties such as compositiondensitytemperature, velocities and magnetic field of the emitting solar plasma can be derived 
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-\\ + 
-[[results:gallery:imofmonth|Past images of the month]]+ 
 +[[science:imofmonth|Past images of the month]]
  
  
themis.1740825760.txt.gz · Last modified: by etienne
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