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02C.07.01.03 Pipeline Control and Infrastructure

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  • Basic snap/visit processing (02C.03.01):
    • Instrument signature removal
    • Cosmic ray rejection
    • Basic PSF determination
    • Source extraction and basic WCS calibration
  • Apply results of relative astrometric solution from Single Frame Pipeline
  • Warp images to common coordinate system
  • Co-add images, optionally with “background matching"

  

02C.04.05 Deep  Object Detection Pipelineand Deblending
  • Detect sources on co-adds
  • De-blend

 

02C.04.06 Object Characterization Pipeline
  • Associate CoaddSources with Level 1 catalog and single frame catalogDe-blend
  • Source characterization:
    • Single-epoch characterization
    • Multifit
    • Point source model fit
    • Bulge-disk model fit
    • Trailed model fit
    • Dipole model fit
    • Centroids
    • Adaptive moments
    • Petrosian and Kron fluxes
    • Aperture surface brightness
    • Resolved/unresolved object separation
    • Variability Characterization
  • Forced photometry

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