Contents

• Pre-amble
• IMAGER in short
• IMAGER for you...
  • IMAGER for beginners
  • IMAGER for previous users of MAPPING
  • IMAGER for huge data sets: 100 000 channel imaging with NOEMA or ALMA
  • IMAGER for lazy or overbooked ones
  • IMAGER for ALMA data
  • IMAGER for image analysis and publication plots
  • IMAGER for Simulations
  
  
• IMAGER principles
  • Overview of the data reduction and analysis
  • The structure of the IMAGER program
  • The user interface: SIC and GreG
  • Fundamental control variable: BEAM_STEP – Read carefully !
  • Imaging/deconvolution: a brief sequence of commands
  • Getting Help: the HELP command and the ? token
  
  
• The input data: UV Tables
  • In a nutshell
  • UV table description
  • NOEMA: UV Tables from CLIC
  • ALMA: UV Tables from CASA
  • Reading UV tables
  • UV Table handling
  
  
• Single-field imaging and deconvolution
  • In a nutshell
  • Measurement equation and other definitions
  • Imaging
  • Deconvolution
  • The family of CLEAN algorithms ( HOGBOM, CLARK, MX, SDI, MRC, GCLEAN, MULTI)
  • Practical advices
  
  
• Wide-field imaging and deconvolution
  • In a nutshell
  • General considerations about wide-field imaging
  • Mosaicing
  • Large Mosaics: the SAULT method
  • Mosaic and JvM factor
  • Tiny (or degenerate) Mosaics
  
  
• Short and Zero spacings
  • In a nutshell
  • Principle
  • Algorithms to merge single-dish and interferometer information
  • Hybridization technique and ALMA
  • The Zero spacing: an important subset
  • Short Spacings in practice: command UV_SHORT
  • Practical considerations
  • Mosaic and Self-Calibration
  
  
• Self Calibration
  • Self-Calibration in a nutshell
  • Self-Calibration Principle
  • Self-Calibration Implementation
  • Basic use
  • Advanced use
  • Transfering the solution to other uv data sets.
  • Data re-weighting
  • Data flagging
  
  
• UV plane analysis
• Continuum emission
  • Continuum imaging
  • Split Continuum and Spectral line imaging
  • Combined Continuum and Spectral line imaging
  • The CONTINUUM image
  
  
• Visual Checks and Image Displays
  • The basic visualization commands
  • The VIEWER program
  • The /DIRECTORY option - Simultaneous display.
  • Specific IMAGER visualisation tools
  
  
• The Imager PIPELINE and REPORT tools
  • Preparing the data: ORGANIZE step
  • Before using the PIPELINE: the REPORT command
  • The PIPELINE Widget
  • The non interactive PIPELINE
  • User control: the STOP symbol
  • Mosaics and other limitations.
  • After using the PIPELINE: the REPORT command
  
  
• Really Huge Problems
• Polarization Handling
  • Data Handling
  • The STOKES command
  
  
• Advanced usage, specific cases and dirty tricks
  • Moving Targets
  • Rotating Disks: the KEPLER command
  
  
• Simulating Observations
• Data Analysis
  • Basic Data Cube Handling and Comparison
  • Matched Filtering
  • Line Stacking
  • Rotationally symmetric structures: Keplerian disks
  
  
• DISPLAY Language Internal Help
  • Language
  • CATALOG
  • COLOR
  • COMPARE
  • EXPLORE
  • EXTRACT
  • FIND
  • INSPECT_3D
  • LOAD
  • POPUP
  • SET
  • SHOW
  • SLICE
  • SPECTRUM
  • STATISTIC
  • VIEW
  
  
• CLEAN Language Internal Help
  • Language
  • ALMA
  • BUFFERS
  • CCT_CLEAN
  • CCT_CONVERT
  • CCT_MERGE
  • CLEAN
  • DISCARD
  • DUMP
  • FIT
  • LOG
  • MAP_CONVOLVE
  • MAP_COMBINE
  • MAP_COMPRESS
  • MAP_INTEGRATE
  • MAP_REPROJECT
  • MAP_RESAMPLE
  • MAP_SMOOTH
  • SPECIFY
  • MOSAIC
  • MX
  • PRIMARY
  • READ
  • SUPPORT
  • UV_BASELINE
  • UV_CHECK
  • UV_CHOP
  • UV_COMPRESS
  • UV_CONTINUUM
  • UV_EXTRACT
  • UV_FIELDS
  • UV_FILTER
  • UV_FLAG
  • UV_MAP
  • UV_RESAMPLE
  • UV_RESIDUAL
  • UV_RESTORE
  • UV_REWEIGHT
  • UV_SHIFT
  • UV_SMOOTH
  • UV_SPLIT
  • UV_STAT
  • UV_TIME
  • UV_TRIM
  • UV_TRUNCATE
  • WRITE
  • UV_TRACKS
  
  
• CALIBRATE Language Internal Help
  • Language
  • AMPLITUDE
  • APPLY
  • COLLECT
  • DERIVE
  • PLAIT
  • SCALE_FLUX
  • MODEL
  • SOLVE
  • TRANSFORM
  • UV_SELF
  • UV_SELECT
  • UV_SORT
  
  
• ADVANCED Language Internal Help
  • Language
  • FEATHER
  • FLUX
  • HOW_TO
  • MAP_CONTINUUM
  • MAP_POLAR
  • MASK
  • MFS
  • MOMENTS
  • PROPER_MOTION
  • STOKES
  • UV_ADD
  • UV_CIRCLE
  • UV_CORRELATE
  • UV_DEPROJECT
  • UV_FIT
  • UV_LINEARIZE
  • UV_MERGE
  • UV_MOSAIC
  • UV_PREVIEW
  • UV_RADIAL
  • UV_SHORT
  • XY_SHORT
  
  
• BUNDLES Language Internal Help
  • Language
  • COMBINE
  • KEPLER
  • SELFCAL
  • SPECTRAL_CLEAN
  • UV_DETECT
  
  
• IMAGER Language Internal Help
  • Language
  • TIPS
  • REPORT
  • PIPELINE
  • HOGBOM
  • CLARK
  • GCLEAN
  • MRC
  • MULTISCALE
  • SDI
  • SIMULATE
  
  
• Bugs and Release Notes
  • Change summary for Version 4.4
  • Known Bugs
  • Recent changes in repository
  
  
• IMAGER versus CASA
  • Imaging Philosophy and Data Architecture
  • Frequency and Velocity scales
  • Transfering UV data from CASA
  • In CASA
  • In IMAGER
  • Transfering Image data
  
  
• Properties of the Fourier Transform
• Revision History
  • DISPLAY Language
  • CLEAN Language
  • ADVANCED Language
  • CALIBRATE Language
  • BUNDLES Language
  • IMAGER Language
  • SIMULATE Language
  
  
• References
• Index