Contents

1 General Syntax
 1.1 Number Format
 1.2 Range Specification
 1.3 Units
 1.4 Strings
 1.5 White Spaces (blanks in expressions)
2 Time Selection
 2.1 Syntax
3 Antenna/Baseline Selection
 3.1 Syntax
  3.1.1 Antenna Specification
  3.1.2 Antenna@Station Specification
  3.1.3 Baseline Specification
  3.1.4 Baseline Negation Operator
  3.1.5 Baseline negation and Regular Expression negation
  3.1.6 Examples
 3.2 Integers-as-names VLA Naming Convention
4 Field Selection
 4.1 Syntax
5 UV Distance Selection
 5.1 Syntax
6 Frequency Selection
 6.1 Spectral Window Specification Syntax
  6.1.1 Selection by ID
  6.1.2 Selection By Name
  6.1.3 Selection By Frequency
 6.2 Channel Specification Syntax
 6.3 Frequency Selection Syntax
  6.3.1 Notes
7 Polarization Selection
8 ”Scan intent” Based Selection
 8.1 Syntax
 8.2 Examples
9 Scan/Sub-array Selection
 9.1 Syntax
10 Using MSSelection expressions in TaQL
A Appendix: API Note - General Error Handling
 A.1 Installing Error Handlers
B Appendix: API Note - Using the MSSelection module for other MS-like Tables
 B.1 Using MSSelection for CalTables
C Appendix: Usage Examples
 C.1 Example 1
 C.2 Example 2
 C.3 Example 3
 C.4 Example 4
 C.5 Example 5
 C.6 Example 6
 C.7 Example 7
 C.8 Example 8
 C.9 Example 9