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  1. Data Management
  2. DM-17426

Improve full-visit sky subtraction

    Details

    • Type: Story
    • Status: Done
    • Resolution: Done
    • Fix Version/s: None
    • Component/s: None
    • Labels:
    • Templates:
    • Team:
      External

      Description

      The current full-visit sky subtraction is not perfect; in particular, there are some negative residuals around the edge of the field of view. Michitaro Koike is investigating potential improvements, including the use of PCA.

        Attachments

        1. Unknown-3.png
          Unknown-3.png
          33 kB
        2. Unknown-2.png
          Unknown-2.png
          43 kB
        3. smootharray.html
          389 kB
        4. Screen Shot 2019-02-25 at 16.01.11.png
          Screen Shot 2019-02-25 at 16.01.11.png
          696 kB
        5. Screen Shot 2019-02-08 at 15.31.00.png
          Screen Shot 2019-02-08 at 15.31.00.png
          328 kB
        6. multipass-mask.py
          2 kB
        7. image-2019-02-25-16-15-26-177.png
          image-2019-02-25-16-15-26-177.png
          703 kB
        8. HSC-I2.png
          HSC-I2.png
          1.64 MB
        9. HSC-G.png
          HSC-G.png
          1.68 MB
        10. ds9.png
          ds9.png
          185 kB
        11. dark-edge.png
          dark-edge.png
          23 kB
        12. 2019-03-13-HSC-I2.png
          2019-03-13-HSC-I2.png
          1.09 MB
        13. 2019-03-13HSC-G.png
          2019-03-13HSC-G.png
          1.19 MB

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              • Assignee:
                michitaro.nike Michitaro Koike
                Reporter:
                price Paul Price
                Reviewers:
                Paul Price
                Watchers:
                Jim Bosch, Masayuki Tanaka, Michitaro Koike, Paul Price, Robert Lupton
              • Votes:
                0 Vote for this issue
                Watchers:
                5 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved:

                  Summary Panel