Top Level Data Flow and Principle Interfaces Data

Phase 1 Data Flow and Internal Interfaces Telescope Cameras 1. 2 Separate Data and

Phase 2 Data Flow and Internal Interfaces y x w Warps y x w

Phase 3 Data Flow and Internal Interfaces Interface 3. 9 Interface 3 Phase 2

Process x. y, Qwaetasytst INPUT Items From Data Store PROCESS DATA ASSURANCE TESTS OUTPUT

Slides: 5

Top Level Data Flow and Principle Interfaces Data Storage Phase 3 Scientific Calculation Processes Phase 4 Storage and Retrieval Processes Data Users Interface 4 Interface 5 Data Storage Interface 3 Interface 1 TCS and Environment Monitoring Phase 2 Image Manipulation Processes Interface 2 Telescope Cameras Phase 1 Calibration and Instrument Correction Processes

Phase 1 Data Flow and Internal Interfaces Telescope Cameras 1. 2 Separate Data and Bias Info 1. 1 Index Image 1. 3 Remove Bias 1. 4 Correct Flat Field 1. 5 Remove Fringing Flat Fringe Image Interface 14 Interface 13 Interface 1. 2 Image Guide Interface 1. 1 bias TCS and Environment Monitoring Interface 2 Interface 1. 7 Interface 1. 6 Image Phase 2 Image Manipulation Processes 1. 8 Photometric Calibration 1. 7 Remove Sky and/or Scattered Light 1. 6 Remove Cosmic Rays Interface 1. 5 Interface 1 Raw Data Store

Phase 2 Data Flow and Internal Interfaces y x w Warps y x w New Objects From other parallel pipeline channels with “identical” images Interface 24 2. 8 Generate and Apply Spatially Variable PSF Phase 3 Scientific Calculation Processes Interface 3 2. 7 Perform Frame Warping 2. 6 Remove Cosmic Rays Interface 2. 5 Interface 2 2. 5 Suppress Correlated New Objects warp Interface 23 z New Objects Interface 2. 6 Interface 2. 1 Star catalog 2. 4 Determine Photometric Scaling 2. 3 Determine Initial Warp Interface 2. 7 2. 2 Object Cross Identification 2. 1 Find Objects Interface 2. 2 Phase 1 Calibration and Instrument Correction Processes

Phase 3 Data Flow and Internal Interfaces Interface 3. 9 Interface 3 Phase 2 Image Manipulation Processes Branch 4 3. 5 Astrometry 3. 6 Prepare Object Catalog Updates Interface 4 Interface 33 3. 9 Update Cumulative Sky Image 3. 8 Detect Moving Objects Interface 3. 5 Reference Sky Interface 3. 7 Interface 3. 6 Phase 2 Image Manipulation Processes Branch 3 3. 7 Create Difference Image 3. 4 Photometry 3. 3 Classify Objects Catalog Updates Moving Objects Cumulative Sky Image Interface 310 Phase 2 Image Manipulation Processes Branch 2 3. 2 Detect Sources Interface 3. 2 3. 1 Stack Images Interface 3. 1 Phase 2 Image Manipulation Processes Branch 1 3. 10 Stitch Sky Image Stitched Image

Process x. y, Qwaetasytst INPUT Items From Data Store PROCESS DATA ASSURANCE TESTS OUTPUT Items To Data Store