Yashvi-Sharma · Apr 7, 2026 · Apr 8, 2026 · May 7, 2026 · May 16, 2026 · May 16, 2026
diff --git a/.github/workflows/notebooktests.yml b/.github/workflows/notebooktests.yml
@@ -45,6 +45,9 @@ on:
         required: false
         default: main
 
+env:
+  MPLBACKEND: Agg  # headless matplotlib
+
 jobs:
   micado_notebooks:
     name: Run MICADO Notebooks
@@ -158,11 +161,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
+
       - name: Set up Python
         uses: actions/setup-python@v7
         with:
           # No matrix is used since this is a time-consuming task.
           python-version: 3.13
+
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
@@ -175,14 +180,6 @@ jobs:
           pip uninstall -y scopesim scopesim_templates
           pip install --pre git+https://github.com/AstarVienna/ScopeSim_Templates.git@${{ inputs.ScopeSim_Templates }}
           pip install --pre git+https://github.com/AstarVienna/ScopeSim.git@${{ inputs.ScopeSim }}
-      - name: Run Notebooks
-        env:
-          PYDEVD_DISABLE_FILE_VALIDATION: 1
-        run: |
-          echo "## METIS Demo Notebooks tested" >> $GITHUB_STEP_SUMMARY
-          for fn in METIS/docs/example_notebooks/demos/*.ipynb
-          do
-            echo "${fn}"
-            echo "- ${fn}" >> $GITHUB_STEP_SUMMARY
-            /usr/bin/time -v jupytext --execute --update "${fn}"
-          done
+
+      - name: Execute MyST notebooks
+        run: pytest METIS/docs/example_notebooks/demos --notebooks
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
@@ -5,9 +5,9 @@
 version: 2
 
 build:
-  os: "ubuntu-24.04"
+  os: "ubuntu-26.04"
   tools:
-    python: "3.11"
+    python: "3.13"
   jobs:
     post_install:
       - pytest ./MICADO/test_micado/ -m validation --junit-xml=./MICADO/test_micado/validation_results.xml --tb=line -o junit_suite_name=MICADO || true

diff --git a/HAWKI/default.yaml b/HAWKI/default.yaml
@@ -7,7 +7,7 @@ status: experimental
 date_modified: 2022-02-22
 changes:
   - 2022-02-22 (MV) formatting
-  - 2026-01-02 (OC) random seed to None
+  - 2026-01-02 (OC) random seed to Null
 
 packages:
   - Paranal
@@ -40,7 +40,7 @@ description : RC simulation parameters that need to change for a HAWKI run
 
 properties :
   random :
-    seed : None             # 9001
+    seed: Null
 
   spectral :
     wave_min : 0.85

diff --git a/LFOA/default.yaml b/LFOA/default.yaml
@@ -34,7 +34,7 @@ description : RC simulation parameters
 
 properties :
   random :
-    seed : None           # 9001
+    seed : Null
 
   spectral :
     wave_min : 0.3

diff --git a/METIS/METIS_DET_IFU.yaml b/METIS/METIS_DET_IFU.yaml
@@ -17,7 +17,7 @@ properties:
   dit: "!OBS.dit"
   ndit: "!OBS.ndit"
   mindit: 1.3               # seconds, Roy van Boekel, pers. communication
-  include_prnu: False      
+  include_prnu: False
   full_well: 1.e+5   # electrons, E-TNT-MPIA-1004, v1-0
   gain:
     1: 2.0            # electrons/ADU, email B.Serra 2024-10-09
@@ -58,6 +58,9 @@ effects:
     include: True
     kwargs:
       fill_frac: "!OBS.auto_exposure.fill_frac"
+      full_well: "!DET.full_well"
+      dark_current: "!DET.dark_current"
+      mindit: "!DET.mindit"
 
   - name: reference_pixel_mask
     description: Mask for reference pixels
@@ -71,11 +74,11 @@ effects:
     class: ExposureIntegration
 
   - name: prnu
-    description: Pixel-to-pixel response non-uniformity 
+    description: Pixel-to-pixel response non-uniformity
     class: PixelResponseNonUniformity
     include: "!DET.include_prnu"
     kwargs:
-      prnu_std: 0.005 
+      prnu_std: 0.005
       prnu_seed: 42
 
   - name: dark_current

diff --git a/METIS/METIS_DET_IFU_SMPL.yaml b/METIS/METIS_DET_IFU_SMPL.yaml
@@ -15,7 +15,7 @@ properties:
   temperature: -233
   dit: "!OBS.dit"
   ndit: "!OBS.ndit"
-  mindit: 1.3               # seconds, Roy van Boekel, pers. communication    
+  mindit: 1.3               # seconds, Roy van Boekel, pers. communication
   full_well: 1.e+5   # electrons, E-TNT-MPIA-1004, v1-0
   gain: 2
   dark_current: 0.1         # [e-/s]
@@ -46,6 +46,9 @@ effects:
     include: True
     kwargs:
       fill_frac: "!OBS.auto_exposure.fill_frac"
+      full_well: "!DET.full_well"
+      dark_current: "!DET.dark_current"
+      mindit: "!DET.mindit"
 
   - name: exposure_action
     description: Summing up sky signal for all DITs and NDITs

diff --git a/METIS/METIS_DET_IMG_LM.yaml b/METIS/METIS_DET_IMG_LM.yaml
@@ -19,7 +19,7 @@ properties:
   temperature: -230
   dit: "!OBS.dit"
   ndit: "!OBS.ndit"
-  include_prnu: False     
+  include_prnu: False
   layout:
     file_name: "FPA_metis_img_lm_layout.dat"
   qe_curve:
@@ -70,6 +70,7 @@ effects:
     kwargs:
       fill_frac: "!OBS.auto_exposure.fill_frac"
       full_well: "!DET.full_well"
+      dark_current: "!DET.dark_current"
       mindit: "!DET.mindit"
 
   - name: reference_pixel_mask

diff --git a/METIS/METIS_DET_IMG_N_Aquarius.yaml b/METIS/METIS_DET_IMG_N_Aquarius.yaml
@@ -16,7 +16,7 @@ properties:
   temperature: -265
   dit: "!OBS.dit"
   ndit: "!OBS.ndit"
-  include_prnu: False      
+  include_prnu: False
   mindit: 0.008            # seconds, E-REP-NOVA-MET-1191, v2-0
   full_well: 1.e+6  # electrons, low-capacity mode
   dark_current: 13         # [e-/s] E-REP-NOVA-MET-1191, v2-0
@@ -65,13 +65,16 @@ effects:
     include: true
     kwargs:
       fill_frac: "!OBS.auto_exposure.fill_frac"
+      full_well: "!DET.full_well"
+      dark_current: "!DET.dark_current"
+      mindit: "!DET.mindit"
 
   - name: exposure_integration
     description: Summing up sky signal for all DITs and NDITs
     class: ExposureIntegration
 
   - name: prnu
-    description: Pixel-to-pixel response non-uniformity 
+    description: Pixel-to-pixel response non-uniformity
     class: PixelResponseNonUniformity
     include: "!DET.include_prnu"
     kwargs:

diff --git a/METIS/METIS_DET_IMG_N_GeoSnap.yaml b/METIS/METIS_DET_IMG_N_GeoSnap.yaml
@@ -21,7 +21,7 @@ properties:
   temperature: -240
   dit: "!OBS.dit"
   ndit: "!OBS.ndit"
-  include_prnu: False      
+  include_prnu: False
   border: [28, 28, 28, 28]
   layout:
     file_name: "FPA_metis_img_n_geosnap_layout.dat"
@@ -74,6 +74,7 @@ effects:
     kwargs:
       fill_frac: "!OBS.auto_exposure.fill_frac"
       full_well: "!DET.full_well"
+      dark_current: "!DET.dark_current"
       mindit: "!DET.mindit"
 
   - name: reference_pixel_mask

diff --git a/METIS/default.yaml b/METIS/default.yaml
@@ -6,8 +6,8 @@ alias: OBS
 name: METIS_default_configuration
 description: default parameters needed for a METIS simulation
 status: development
-needs_scopesim: "v0.11.3"
-date_modified: 2025-10-09
+needs_scopesim: "v0.12.0rc2"
+date_modified: 2026-05-29
 changes:
   - 2021-12-16 (OC) chopnod defaults to perpendicular
   - 2021-12-16 (OC) default slits renamed
@@ -23,6 +23,7 @@ changes:
   - 2025-09-29 (OC) version bump
   - 2025-10-09 (OC) proper MJD value
   - 2026-03-31 (OC) set wave_min to 2.65um for bluest LMS settings
+  - 2026-05-29 (FH) added tech keyword to most modes
 
 packages:
   - Armazones
@@ -53,7 +54,6 @@ properties:
   #       corresponding yaml file with the keywords.
   tplname: "METIS_img_lm_obs_GenericOffset"
   catg: "SCIENCE"
-  tech: "IMAGE,LM"
   type: "OBJECT"
   # More default properties for the observation
   mjdobs: "61529.104"
@@ -82,6 +82,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: IMG_LM        # use as FITS header keyword
+      tech: IMAGE,LM
       psf_file: PSF_SCAO_9mag_06seeing.fits
       filter_name: Lp
       nd_filter_name: open
@@ -102,6 +103,7 @@ mode_yamls:
       - METIS_DET_IMG_N_GeoSnap.yaml
     properties:
       ins_mode: IMG_N         # use as FITS header keyword
+      tech: IMAGE,N
       psf_file: PSF_SCAO_9mag_06seeing.fits
       filter_name: N2
       nd_filter_name: open
@@ -125,6 +127,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: LSS_L         # use as FITS header keyword
+      tech: LSS,LM
       psf_file: PSF_LM_9mag_06seeing.fits
       trace_file: TRACE_LSS_L.fits
       efficiency_file: TER_grating_L.fits
@@ -150,6 +153,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: IMG_M         # use as FITS header keyword
+      tech: LSS,LM
       psf_file: PSF_LM_9mag_06seeing.fits
       trace_file: TRACE_LSS_M.fits
       efficiency_file: TER_grating_M.fits
@@ -175,6 +179,7 @@ mode_yamls:
       - METIS_DET_IMG_N_GeoSnap.yaml
     properties:
       ins_mode: IMG_N         # use as FITS header keyword
+      tech: LSS,N
       psf_file: PSF_N_9mag_06seeing.fits
       trace_file: TRACE_LSS_N.fits
       efficiency_file: TER_grating_N.fits
@@ -201,6 +206,7 @@ mode_yamls:
       - METIS_DET_IFU.yaml
     properties:
       ins_mode: LMS          # use as FITS header keyword
+      tech: IFU
       psf_file: PSF_LM_9mag_06seeing.fits
       slit: false
       adc: false
@@ -212,7 +218,7 @@ mode_yamls:
     alias: OBS
     name: lms_extended
     description: "METIS LM-band integral-field spectroscopy, extended mode"
-    status: experimental
+    status: concept
     yamls:
       - Armazones.yaml
       - ELT.yaml
@@ -238,6 +244,7 @@ mode_yamls:
       - METIS_DET_IFU_SMPL.yaml
     properties:
       ins_mode: LMS_cube          # use as FITS header keyword
+      tech: IFU
       psf_file: PSF_LM_9mag_06seeing.fits
       interp_psf: False
       slit: false
@@ -259,6 +266,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: IMG_LM        # use as FITS header keyword
+      tech: IMAGE,LM
       pupil_mask: PPS-LM
       psf_file: none
       psf_name: "!OBS.pupil_mask"
@@ -280,6 +288,7 @@ mode_yamls:
       - METIS_DET_IMG_N_GeoSnap.yaml
     properties:
       ins_mode: IMG_N          # use as FITS header keyword
+      tech: IMAGE,N
       pupil_mask: PPS-N
       psf_file: none
       psf_name: "!OBS.pupil_mask"
@@ -304,6 +313,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: LSS_L        # use as FITS header keyword
+      tech: LSS,LM
       pupil_mask: PPS-CFO2
       psf_file: none
       psf_name: "!OBS.pupil_mask"
@@ -330,6 +340,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: LSS_M        # use as FITS header keyword
+      tech: LSS,LM
       pupil_mask: PPS-CFO2
       psf_file: none
       psf_name: "!OBS.pupil_mask"
@@ -356,6 +367,7 @@ mode_yamls:
       - METIS_DET_IMG_N_GeoSnap.yaml
     properties:
       ins_mode: LSS_N        # use as FITS header keyword
+      tech: LSS,N
       pupil_mask: PPS-CFO2
       psf_file: none
       psf_name: "!OBS.pupil_mask"
@@ -383,6 +395,7 @@ mode_yamls:
       - METIS_DET_IFU.yaml
     properties:
       ins_mode: LMS          # use as FITS header keyword
+      tech: IFU
       pupil_mask: PPS-LMS
       psf_file: none
       psf_name: "!OBS.pupil_mask"
@@ -396,7 +409,7 @@ mode_yamls:
     alias: OBS
     name: wcu_lms_extended
     description: "METIS LM-band integral-field spectroscopy, extended mode with WCU"
-    status: experimental
+    status: concept
     yamls:
       - METIS_WCU.yaml
       - METIS.yaml
@@ -427,6 +440,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: LSS_L        # use as FITS header keyword
+      tech: LSS,LM
       psf_file: PSF_LM_9mag_06seeing.fits    # REPLACE!
       trace_file: TRACE_LSS_L.fits
       efficiency_file: TER_grating_L.fits
@@ -451,6 +465,7 @@ mode_yamls:
       - METIS_DET_IMG_LM.yaml
     properties:
       ins_mode: LSS_M        # use as FITS header keyword
+      tech: LSS,LM
       psf_file: PSF_LM_9mag_06seeing.fits    # REPLACE!
       trace_file: TRACE_LSS_M.fits
       efficiency_file: TER_grating_M.fits
@@ -475,6 +490,7 @@ mode_yamls:
       - METIS_DET_IMG_N_GeoSnap.yaml
     properties:
       ins_mode: LSS_N        # use as FITS header keyword
+      tech: LSS,N
       psf_file: PSF_N_9mag_06seeing.fits    # REPLACE!
       trace_file: TRACE_LSS_N.fits
       efficiency_file: TER_grating_N.fits
@@ -500,6 +516,7 @@ mode_yamls:
       - METIS_DET_IFU.yaml
     properties:
       ins_mode: LMS          # use as FITS header keyword
+      tech: IFU
       psf_file: PSF_LM_9mag_06seeing.fits    # REPLACE!
       slit: false
       adc: false
@@ -511,7 +528,7 @@ mode_yamls:
     alias: OBS
     name: leiden_lms_extended
     description: "METIS LM-band integral-field spectroscopy, extended mode with Leiden sky"
-    status: experimental
+    status: concept
     yamls:
       - Leiden_sky.yaml
       - METIS.yaml
@@ -532,7 +549,7 @@ description: RC simulation parameters which need to change for a METIS run
 
 properties:
   random:
-    seed: None                         # 9001
+    seed: Null                         # 9001
 
   spectral:
     wave_min: 2.65