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technical:mtr2 [2026/06/30 09:33] etiennetechnical:mtr2 [2026/06/30 09:51] (current) – [MTR2 spectral resolution] etienne
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 The following table present typical values of the MTR2 spectral resolution, δλ, for different wavelength and F2 entrance slit width.  The following table present typical values of the MTR2 spectral resolution, δλ, for different wavelength and F2 entrance slit width. 
  
-^  MTR2 entrance  ^  Wavelength  ^^^^^ +|              |              ^  Wavelength  ^^^^^ 
-^  slit width     ^  4861.3 Å  (Hβ)   5250.0 Å (Fe I doublet)  ^  5875.7 Å (He I D3)  ^ 6302.0 Å (Fe I doublet) ^ 6562.8 Å (Hα)  ^ + :::          :::            Hβ       Fe I doublet    He I D3   Fe I doublet   Hα        ^ 
- 0.5"           |  19 mÅ           |  23 mÅ                    |  28 mÅ               |   26 mÅ                 |  31 mÅ         + :::          :::         ^  4861.3 Å  ^  5250.0 Å      ^  5875.7 Å  ^  6302.0 Å       6562.8 Å  ^ 
- 0.3"           |  12 mÅ           |  14 mÅ                    |  17 mÅ               |   17 mÅ                 |  20 mÅ         +^  MTR2        ^  0.5"        |  19 mÅ     |  23 mÅ         |  28 mÅ     |   26 mÅ        |  31 mÅ     
- 0.1"           |   6 mÅ           |   7 mÅ                    |   9 mÅ               |    9 mÅ                 |  10 mÅ         |+^  entrance    ^  0.3"        |  12 mÅ     |  14 mÅ         |  17 mÅ     |   17 mÅ        |  20 mÅ     
 +^  slit width  ^  0.1"        |   6 mÅ     |   7 mÅ         |   9 mÅ     |    9 mÅ        |  10 mÅ     |
  
  
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        * manual setup of the spectral cameras at the SP2 output        * manual setup of the spectral cameras at the SP2 output
 Data and formulae for the MTR2 can be found in the following document: \\ Data and formulae for the MTR2 can be found in the following document: \\
- [[this>wdata/WSpectroTools/Spectro_Formulae.pdf | THEMIS spectrograph (authCLM)]]+ [[this>wdata/WSpectroTools/Spectro_Formulae.pdf | THEMIS spectrograph ]] (authorClaude Le Mein).
  
 ==== Spectrograph simulation tools  ==== ==== Spectrograph simulation tools  ====
 These tools allow the observer to quick check the feasibility of a setup These tools allow the observer to quick check the feasibility of a setup
-  * [[this>wdata/Instrument/tools/Rep1/MtrSim.html | MTR spectrograph simulator]] (java web version / authCLM+  * [[this>wdata/Instrument/tools/Rep1/MtrSim.html | MTR spectrograph simulator]] (java web version / authorClaude Le Mein
-  * [[this>wdata/WSpectroTools/MTR_Calculator.xls | MTR spectrograph simulator]] (Downloadable excel version / authCLM)\\ Please enable macros to get a correct result.+  * [[this>wdata/WSpectroTools/MTR_Calculator.xls | MTR spectrograph simulator]] (Downloadable excel version / authorClaude Le Mein)\\ Please enable macros to get a correct result.
  
 Observers can also check the  [[technical:mtr2:maskplates| list of existing available mask plates]] to have an idea of readily available combination. Observers can also check the  [[technical:mtr2:maskplates| list of existing available mask plates]] to have an idea of readily available combination.
technical/mtr2.1782812007.txt.gz · Last modified: by etienne
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