Next:
Contents
Contents
THE VERY LARGE ARRAY OBSERVATIONAL STATUS SUMMARY
Edited by J.S. Ulvestad, R.A. Perley, & G.B. Taylor
9 April 2007
Contents
List of Tables
List of Figures
INTRODUCTION
Purpose of Document
EVLA Project and Transition
AN OVERVIEW OF THE VLA
PERFORMANCE OF THE VLA
Resolution
Sensitivity
EVLA Frequency Bands and Tunability
Elevation Effects
Field of View
Primary Beam
Chromatic Aberration (Bandwidth Smearing)
Time-Averaging Loss
Non-Coplanar Baselines
Time Resolution
Radio-Frequency Interference
Antenna Pointing
Subarrays
Positional Accuracy
Limitations on Imaging Performance
Image Fidelity
VLA-EVLA Closure Errors
Invisible Structures
Poorly Sampled Fourier Plane
Sidelobes from Confusing Sources
Sidelobes from Strong Sources
Calibration and the Flux Density Scale
Phase Calibration
General Guidelines for Phase Calibration
Rapid Phase Calibration and the Atmospheric Phase Interferometer (API)
Polarization
Spectral Line Modes
VLBI Observations
Snapshots
Shadowing and Cross-Talk
Combining Configurations and Mosaicing
Pulsar Observing
Observing High Flux Density Sources - Special Corrections
Using VLA and EVLA Antennas Together
USING THE VLA
Obtaining Observing Time on the VLA
Rapid Response Science
Data Analysts and General Assistance
Observing File Preparation
Fixed Date and Dynamic Scheduling
The Observations and Remote Observing
Data Processing
Travel Support for Visiting the AOC and VLA
Student Assistance for Data Reduction Visits to the AOC
Real-Time Observing
Computing at the AOC
Reservations for VLA and/or AOC
Staying in Socorro
Help for Visitors to the VLA and AOC
VLBI Remote Observing
On-Line Information about the NRAO and the VLA
MISCELLANEOUS
VLA Archive Data
Publication Guidelines
Acknowledgement to NRAO
Dissertations
Preprints
Reprints
Page Charge Support
DOCUMENTATION
KEY PERSONNEL
Acknowledgments
About this document ...
Jim Ulvestad 2007-04-09