Added CDA calibration lvl1 data

README.md

@@ -16,8 +16,57 @@ configs:
     data_files: [data/cda/lvl0/1998/*.bin]
   - config_name: cda_2001_lvl0
     data_files: [data/cda/lvl0/2001/*.bin]
+  - config_name: cda_1998_lvl1
+    data_files: [data/cda/lvl1/1998/*.parquet]
+  - config_name: cda_2001_lvl1
+    data_files: [data/cda/lvl1/2001/*.parquet]
   - config_name: cda_dnconversion
     data_files: [aux/cda/dnconversion/*.txt]
   - config_name: cda_psu
     data_files: [aux/cda/psu/*.txt]
----
+---
+
+# Instrument Calibrations
+
+This repository contains calibration data for the Cosmic Dust Analyzer (CDA) instrument.
+
+## Repository Structure
+
+### Data Files
+
+#### Level 0 Data (Raw Binary)
+- **`data/cda/lvl0/1998/`**: 16 binary files from 1998 calibration campaigns (January-February)
+- **`data/cda/lvl0/2001/`**: 17 binary files from 2001 calibration campaigns (various materials: aluminum, carbon, carbon_Na, iron)
+
+#### Level 1 Data (Processed)
+- **`data/cda/lvl1/1998/`**: Processed calibration data in Parquet format
+- **`data/cda/lvl1/2001/`**: Processed calibration data in Parquet format
+
+### Auxiliary Files
+
+#### DN Conversion Tables
+- **`aux/cda/dnconversion/`**: Digital Number (DN) to unit conversion tables
+  - `dn2unit.FS.MP.txt`
+  - `dn2unit.FS.QC.txt`
+  - `dn2unit.FS.QI.txt`
+  - `dn2unit.FS.QP.txt`
+  - `dn2unit.FS.QT.txt`
+
+#### PSU Files
+- **`aux/cda/psu/`**: PSU evaluation data
+  - `evalu9-QIQTQC.srama_stuebig.4706.txt`
+
+## Data Configurations
+
+The repository provides multiple data configurations for easy access:
+
+- **`cda_1998_lvl0`**: 1998 Level 0 binary calibration files
+- **`cda_2001_lvl0`**: 2001 Level 0 binary calibration files
+- **`cda_1998_lvl1`**: 1998 Level 1 processed calibration files
+- **`cda_2001_lvl1`**: 2001 Level 1 processed calibration files
+- **`cda_dnconversion`**: DN conversion reference tables
+- **`cda_psu`**: PSU evaluation data
+
+## License
+
+This repository is licensed under CC-BY-NC-4.0.

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