ESO-MIDAS User Guide Volume B
Release 95NOV

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ESO-MIDAS User Guide

Volume B: Data Reduction

MIDAS Release 95NOV

Reference Number: MID-MAN-ESO-11000-0003

EUROPEAN SOUTHERN OBSERVATORY
Data Management Division
Karl-Schwarzschild-Straß e 2, D-85748 Garching bei München
Federal Republic of Germany

Contents
List of Figures
List of Tables
License and Distribution
Introduction
- How to use the MIDAS Manual
  - New Users
  - Site Specific Features
- Support
- Other Relevant Documents
Computational Methods
- Basic Concepts
- Raw to Calibrated Data
- Image Manipulations
- Extraction of Information
  - Search Algorithms
  - Fitting of data
- Analysis of Results
CCD Reductions
- Introduction
- Nature of CCD Output
- General Overview of the package
- Setting, Saving, and Retrieving CCD Keywords
- Calibration Frames and Naming Convention
- Setting up the Reduction Procedure
- Basic Reduction Steps
- Preparing Your Calibration Frames
- Processing the Data
  - How the Data is Processed
  - Running REDUCE/CCD
    - Overscan correction and trimming
    - Bias, Dark and Flat Field Correction
- Additional Processing
- Mosaicing of Frames
- Miscellaneous
- Commands in the CCD package
Object Search and Classification
- General Information
- What Data Frames can be Used?
- Procedures to Follow
- Description of INVENTORY Keywords
- Formats of Tables
- Inventory Commands Summary
Crowded Field Photometry
- Introduction
- Theory
- Overview of ROMAFOT
- How to use ROMAFOT
- Command Syntax Summary
References
Long-Slit and 1D Spectra
- Introduction
- Photometric Corrections
- Geometric Correction
- Sky Subtraction
- Flux Calibration
  - Flux Calibration and Extinction Correction
  - Airmass Calculation
- Spectral Analysis
- Auxiliary Data
- Command Summary
- Parameters
- Example
Echelle Spectra
- Echelle Reduction Method
- Order Definition
- Removal of particle hits
- Background Definition
- Order Extraction
- Wavelength Calibration
- Flat Field Correction
- Instrument Response Correction
  - Using a Standard Star
  - Fitting the Blaze Function
- Order Merging
- Implementation
- Session Parameters
References
Inter-stellar/galactic Absorption Line Modelling
- Introduction
  - Principle of the Program
- Astrophysical Context
  - Basic Equations
    - Optical Depth
    - Broadening Function
  - Summary of the parameters handled by the user:
- Typical Run
- Auxiliary Data
- Dimensions of the Output Images
- References
- Example
- Acknowledgements
Test Data
- Introduction
- 2--Dimensional Images
  - Patterns
  - Backgrounds
- 1--Dimensional Images (``Spectra'')
- Noise
- Other Images
- Command Syntax Summary
Multivariate Analysis Methods
- Introduction
- Principal Components Analysis
- Cluster Analysis
- Discriminant Analysis
- Correspondence Analysis
- Related Table Commands
- References
- Command Syntax Summary
DAOPHOT II: The Next Generation
Time Series Analysis
- Introduction
- Basic principles of time series analysis
- Fourier analysis: The sine model
- MIDAS utilities for time series analysis
- Command summary
- Examples
  - Period analysis
  - Comparison of two stochastic processes
PEPSYS general photometry package
- Introduction
- Getting started
- Planning your observing run
- Getting the observations
- Reducing the observations
- Installation
  - Table files
  - Maximum limits
- A brief history of PEPSYS
- Acknowledgements
- Summary of PEPSYS commands
References
The Wavelet Transform
- Introduction
- The continuous wavelet transform
- Examples of Wavelets
  - Morlet's Wavelet
    - Mexican Hat
- The discrete wavelet transform
- Visualization of the Wavelet Transform
- Noise reduction from the wavelet transform
- Comparison using a multiresolution quality criterion
- Deconvolution
- The wavelet context in MIDAS
  - Introduction
  - Commands Description
References
The Data Organizer
- Introduction
- Overview of the Data Organizer
- The Observation Summary Table
- Classification of Images
- Association of images
- Command Syntax Summary
ASTROMET astrometry package
- Introduction
- Available Commands
- Command Overview
Command Summary
- Core Commands
- Application Commands
- Standard Reduction Commands
- Contributed Commands
- Procedure Control Commands
- Commands Grouped by Subject
Detectors
- CCD Detectors
CES
Echelle Reduction
- Input Data
- Auxiliary Data
- Starting the MIDAS Session
- Reading the Data
- Display and graphic windows
- On-line help
- A few useful commands
- Preprocessing
- Session Parameters
- The Reduction Session
  - Reduction using Standard Stars
  - Reduction without Standard Star
- Saving the Data on Tape
- Instrument Description: CASPEC
- Summary of reduction options
- XEchelle
  - Graphical User Interface
PISCO
- Introduction
- Data Format
- Data Reduction
IRSPEC REDUCTION
- Introduction
  - A typical reduction.
  - Notes on specific commands
Reduction of Long Slit and 1D Spectra
- Introduction
  - Purpose
- Retrieving demonstration and calibration data
- A Typical Session: Cook-book
- XLong
Optopus
- Introduction
- Using the Optopus Package
- OPTOPUS Commands and Parameters
  - Optopus commands
  - Session parameters
File Formats Required for Photometry
- Introduction
- Star tables
- Permanent telescope parameters
- Horizon obstructions
- Instrument configuration and run-specific information
- Observational data
  - Required observational data
  - Additional information
References
IRAC2 Online and Off-line Reductions
- Introduction
- Online Reduction
  - The OST table
  - Online Commands
- Off-line Reduction
- Commands in the IRAC2 package
Testing CCD Performance
- Introduction
  - Test Commands
- Commands in the CCD test package
Multi-Object Spectroscopy
- Introduction
- Location of slitlets and flat-field correction
- Wavelength Calibration
  - Detection of Arc lines
  - Fitting the dispersion curve
- Definition of objects, sky subtraction and extraction of objects
- Data Structures
  - Tables
- Starting the whole thing
- Locating slitlets and flat-field correction
- Wavelength calibration
- Sky subtraction and object extraction
About this document ...

Rein Warmels
Mon Jan 22 15:08:15 MET 1996

ESO-MIDAS User Guide Volume B Release 95NOV

ESO-MIDAS User Guide

Volume B: Data Reduction

MIDAS Release 95NOV

Reference Number: MID-MAN-ESO-11000-0003

ESO-MIDAS User Guide Volume B
Release 95NOV