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  1. DRP 2-D Pipeline
  2. PIPE2D-1641

Hand tune per-camera scattered light coefficients

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    Details

    • Type: Task
    • Status: Done (View Workflow)
    • Priority: Normal
    • Resolution: Done
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
    • Labels:
    • Story Points:
      4
    • Sprint:
      PostRun21Mar, PreRun22May2025, preRun24Sep2025

      Description

      @price attempted to fit those coefficients directly from the IIS traces but wasn't able to find satisfactory results.

      Hand-tune the scattering kernel for now, this might be understood better latter.

        Attachments

        1. example1_neon_difference_1d.png
          example1_neon_difference_1d.png
          120 kB
        2. example1_neon_residual_2d.png
          example1_neon_residual_2d.png
          847 kB
        3. example1_quartz_residual_1d.png
          example1_quartz_residual_1d.png
          143 kB
        4. example1_quartz_residual_2d.png
          example1_quartz_residual_2d.png
          956 kB
        5. example1_science_residual_1d.png
          example1_science_residual_1d.png
          217 kB
        6. example1_science_residual_2d.png
          example1_science_residual_2d.png
          888 kB
        7. fiberPofiles_lin.png
          fiberPofiles_lin.png
          341 kB
        8. fiberProfiles_log.png
          fiberProfiles_log.png
          287 kB
        9. iis_postISRCCD_1d_r3.png
          iis_postISRCCD_1d_r3.png
          223 kB
        10. iis_postISRCCD_1d_r4.png
          iis_postISRCCD_1d_r4.png
          232 kB
        11. iis_subtracted_1d_summary_20250618.png
          iis_subtracted_1d_summary_20250618.png
          1.02 MB
        12. iis_subtracted_1d_summary_zoom_20250618.png
          iis_subtracted_1d_summary_zoom_20250618.png
          1.34 MB
        13. iis_subtracted_1d_summary_zoom.png
          iis_subtracted_1d_summary_zoom.png
          1.18 MB
        14. kiyoyabe_pipe2d-1641_CR.png
          kiyoyabe_pipe2d-1641_CR.png
          355 kB
        15. kiyoyabe_pipe2d-1641_CR2.png
          kiyoyabe_pipe2d-1641_CR2.png
          616 kB
        16. kiyoyabe_test_119872r2_1dsky_with_correction2.png
          kiyoyabe_test_119872r2_1dsky_with_correction2.png
          476 kB
        17. kiyoyabe_test_119872r2_1dsky_without_correction2.png
          kiyoyabe_test_119872r2_1dsky_without_correction2.png
          492 kB
        18. kiyoyabe_test_119872r2_with_correction2.png
          kiyoyabe_test_119872r2_with_correction2.png
          416 kB
        19. kiyoyabe_test_119872r2_without_correction2.png
          kiyoyabe_test_119872r2_without_correction2.png
          418 kB
        20. kiyoyabe_test_119872r3_blackspots_fixed.png
          kiyoyabe_test_119872r3_blackspots_fixed.png
          405 kB
        21. kiyoyabe_test_119872r3_blackspots.png
          kiyoyabe_test_119872r3_blackspots.png
          405 kB
        22. new_fiberProfiles_20250731.pdf
          5.37 MB
        23. power_vs_flux_ratio.png
          power_vs_flux_ratio.png
          27 kB
        24. quartz_postISRCCD_1d_summary_zoom.png
          quartz_postISRCCD_1d_summary_zoom.png
          737 kB
        25. quartz_postISRCCD_1d_summary.png
          quartz_postISRCCD_1d_summary.png
          606 kB
        26. quartz_subtracted_1d_summary_zoom.png
          quartz_subtracted_1d_summary_zoom.png
          877 kB
        27. quartz_subtracted_1d_summary.png
          quartz_subtracted_1d_summary.png
          638 kB
        28. scattered_light_iis_20240223.pdf
          2.95 MB
        29. scattered_light_iis_20240307.pdf
          1.83 MB
        30. scattered_light_iis_20240618.pdf
          4.72 MB

          Issue Links

          relates to

          Story - Created by Jira Software - do not edit or delete. Issue type for a user story. PIPE2D-1273 Introduce non-negativity constraint in fiber profile measurement

          • Normal - Normal priorities
          • Open

          Story - Created by Jira Software - do not edit or delete. Issue type for a user story. PIPE2D-1455 Correct for scattered light in the PFS spectrographs

          • Normal - Normal priorities
          • Open

            Activity

              People

              • Assignee:
                kiyoto.yabe Kiyoto Yabe
                Reporter:
                arnaud.lefur arnaud.lefur
              • Votes:
                0 Vote for this issue
                Watchers:
                5 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: