Index

Angular Resolution, Image Complexity,

amplitude visibilities

set using cacal: Set the Delays, Gains | CACAL Does Not Work
sinusoidal variation: Corrupt Data Suspected

analysis of ATNF data

Data Analysis

angular resolution

anonymous FTP

ATNF Anonymous FTP

antenna

driven to wrap limit: Drive Times Seem Too | Scans are Not Cycling
optics: Design and Operation of
set reference: CAOBS Commands | CAOBS Commands
slew (drive) rate: Mosaic
station locations: ATCA Station Locations
temperature: Sensitivity and System Temperature

antenna control computers

Antenna Control Computers (ACCs)

antennas

shadowing: ATCA Antenna Shadowing Plots

archive

database of previous observations: Observation Databases

archiver

Online Computers: Overview of

archiving data

How to Back Up

array initialisation

Array Initialisation

assistance

Online Computers: Overview of | Check Essential Online Tasks | ASSISTANCE | ASSISTANCE | CAMON

commands: ASSISTANCE Commands
failure: CAMON or ASSISTANCE Failure
receiver problems: ASSISTANCE Reports Gated Total
running CAMON: Using CAMON

astronomer, duty

see duty astronomer

astronomical catalogues

Astronomical Catalogues, Plates and

AT daemon

Communications Between the VAX

AT drive mon

Communications Between the VAX

at.cat

Calibrators | ATCASCHED Commands | ATCA Calibrators

AT/39.3/040 document

Flux Scale for the

ATCA

see Compact Array

ATCA legacy server

Communications Between the VAX | LEGACY SERVER

atcalegacyserver

Communications Between the VAX | LEGACY SERVER

atcasched

How to Use ATCASCHED

atdaemon

xbones-ACC Communications Problems | Communications Between the VAX | ATDAEMON

atdaemonrestart

xbones-ACC Communications Problems

atdrivemon

Communications Between the VAX | ATDRIVEMON

ateles

Computer Resources at the

atlod

How to Obtain a

atlogobs

ATLOGOBS

atmos

How to Prepare a

ATNF

About this Document | The Australia Telescope National

acknowledgment in publications: Publishing ATNF Results
anonymous FTP area: ATNF Anonymous FTP
contact info: Who to Talk To
libraries: ATNF Library at Sydney
office hours: How to Contact ATNF
phone calls: Financial Matters
public relations: Other ATNF Facilities
souvenirs: Other ATNF Facilities
technical memo series: ATNF Technical Memo Series
visitors centre: Other ATNF Facilities
web site: ATNF web site

attenuator

caobs record of settings: CAOBS Features
set levels: Sampler Statistics and Attenuator | Set the Delays, Gains | Set the Delays, Gains | ASSISTANCE Reports Gated Total

Australia Telescope

see Compact Array

az-el diagram

azimuth drive limits

Drive Times Seem Too | Scans are Not Cycling

B1950

precessed for observing: CAOBS Features

band

band splitter

bandpass calibrator

Calibrators

bandwidth

correlator: Correlator Configurations
smearing: Bandwidth Smearing

baselines

configurations: ATCA Array Configurations
delay checks: ASSISTANCE

beam elongation

beam sizes

Overview of Observing Procedure

bell

disable: Check Essential Online Tasks

binning mode

birdie

ATCASCHED Keywords and Fields

blanking interval

The Narrabri Observatory Library

blocks

see correlator

C-band

Design and Operation of | Sensitivity

cables

limits: Scans are Not Cycling
wrap: ASSISTANCE

cacal

Set the Delays, Gains | CACAL Does Not Work | Discrepant $T_{sys}$ Values | CACAL | CACAL - Compact Array

doesn't work: CACAL Does Not Work
selecting variables: CACOR Commands | How to Select Variables
tied array: Tied Array

caccc

CACOR

data disks: Data Files, Disk Space
windows during observing: CACOR Windows on CACCC

cacor

Online Computers: Overview of | The CACOR Window | How to Start CAOBS | CACOR

block crash: CACOR: Block Crashes
commands: CACOR Commands
failure: CACOR Failure
integration cycles missed: CACOR: Integration Cycles Missed
observations stopped: How to Start CAOBS
restart: Starting CACOR | CACOR Windows on CACCC
selecting variables: CACOR Commands | How to Select Variables
spd: Spectra Display (SPD)
subprocesses: CACOR Failure | CACOR
window disappears: CACOR Window Disappears
windows running on CACCC: CACOR Windows on CACCC

cain

Mosaic | Array Initialisation | Synch Errors | CAIN - Compact Array

commands: CAIN - Compact Array

cal coupler

Signal Path

calcode

ATCASCHED Keywords and Fields | Tied Array

calibration

see Compact Array

calibration

3mm

calibrator

Calibrators

bandpass: Calibrators
catalogues of: Calibrators | ATCA Calibrators
phase: Calibrators
primary: Track a Strong, Compact | Start Observing | Flux Scale for the
secondary: Calibrators

camon

Online Computers: Overview of | Check Essential Online Tasks | VIS Displays Unexpected Visibilities | CAMON

failure: CAMON or ASSISTANCE Failure
pages: CAMON

caobs

Online Computers: Overview of | How to Prepare a | Monitoring CAOBS | CAOBS

commands: CAOBS Commands
corrupted screen: Monitoring CAOBS
equinox: CAOBS Features
failure: CAOBS Failure
features: CAOBS | CAOBS Features
start & stop: How to Start CAOBS
stow: How to Stow the
wind stows: Stowing for storms

cars

Cars

catalogues

catie

Overview of Observing Procedure | Tied Array | CATIE Program (VLBI)

catie commands

Commands

cd-rom

backups: How to Back Up

charges

Financial Matters

chromatic aberration

Bandwidth Smearing

clocks

synchronise: CAOBS Commands

commands

catie: Commands
notation used in this manual: About this Document

communications manager

Antenna Configurations | ATCA Array Configurations

Compact Array

About this Document | Introduction to the Array

accommodation: Accommodation
angular resolution: Angular Resolution, Image Complexity,
archive of observations: Observation Databases
beam sizes: Sky Coverage
business hours: How to Contact ATNF
calibration: Online Calibration | Set the Delays, Gains | CACAL Does Not Work | CACAL
configurations: Antenna Configurations | ATCA Array Configurations
coordinates: Observatory Coordinates and Elevation
dual polarisation capability: Sensitivity and System Temperature
first aid: First Aid
generators: ATCA Generators
getting there: Travel to Narrabri
initialisation: Array Initialisation
interference: Interference
library: The Narrabri Observatory Library
polarisation: Polarisation
proposals: Antenna Configurations
sensitivity: Sensitivity
sky coverage: Sky Coverage
station locations: ATCA Station Locations
vehicles: Cars

computer

accounts: Computer Resources at the
hardware: Computer Resources at the
resources: Computer Resources at Sydney
support at ATNF HQ: Computing Help at Sydney

computer group

Computing Help at Sydney

configurations

correlator: How to Configure the | Correlator Configurations
interferometer: Design and Operation of

confusion

Confusion | Calibrators

conventions used in this manual

About this Document

coord

Source Rising and Setting | CAOBS Errors

coordinates

check observing: CAOBS

correlator

Online Calibration | Online Computers: Overview of

block crash: CACOR: Block Crashes
blocks: Online Calibration
configuration book: How to Configure the
configurations: Correlator Configurations
control computer (CACCC): Online Calibration
data display: see spd
examples of standard options: Bandwidth and Correlator Configuration
modules: Online Calibration
reprogram blocks: How to Configure the
room: Online Calibration

coupler

Signal Path

crosstalk

shadowing: Sky Coverage

CTIP

ATNF Library at Sydney

cuts mode

Snapshot

cycle information

cycle time

Array Initialisation

DA handover report

daemon

at: ATDAEMON

daily support person

Sydney: Computing Help at Sydney

data

archive: How to Back Up
backing up: How to Back Up
directory to which data is written: Data Files, Disk Space
file names: Data Files, Disk Space
file size: Data File Sizes
format: How to Obtain a
open and close data files: How to Open and
post-observation analysis: Data Analysis
rate of data production: How to Find Out
suspect corrupted: Corrupt Data Suspected
transferring: Transferring Data from CACCC

delay

8ns jumps: Delays Exhibit 8ns Jumps
calculations: Set the Delays, Gains | CACAL Does Not Work
checks for: ASSISTANCE
control computer: Delay Unit Control Computer:
control computer block failure: Delay Unit Control Computer:
units: Online Calibration

detection experiments

Snapshot

diplexer

Delay Unit Control Computer:

directory

list data files: How to Obtain a

disk space

How to Find Out

do I have enough?: How to Obtain a

documentation

see Appendix A

downtime

record of: Observing Logs | Your Feedback Please | Troubleshooting

drive rate

Mosaic

drivemon

ATDRIVEMON

ducc

duty astronomer

Overview of Observing Procedure | The `Friend' and the | The Duty Astronomer

finding: Most Recent System Information

early-normal

Delays Exhibit 8ns Jumps | EARLY - Compact Array

checks for: ASSISTANCE
example: EARLY - Compact Array

electrical storm

ATCASCHED Keywords and Fields | Frequency Switching and Multi-Frequency | CAOBS Features

elevation limit

COORD: Source Rising and Setting

email

ATNF address convention: The Australia Telescope National

emergencies

Emergencies

envflg

equinox

CAOBS Features

fault report

Observing Logs | Your Feedback Please | Troubleshooting

faults

reports: Your Feedback Please | Troubleshooting
what to do about them: About this Document

feedback

feedhorns

Bandwidth and Correlator Configuration

file

how data files are opened: Using CAOBS
open and close: How to Open and

filters

first aid

First Aid | Emergencies

fits

How to Obtain a

flux calibration

Flux Scale for the

frequency

bandwidth options: Bandwidth and Correlator Configuration
check observing: CAOBS
conversions: Online Calibration
observing increment (1MHz): Frequency Switching and Multi-Frequency
switching: ATCASCHED Keywords and Fields | Frequency Switching and Multi-Frequency
synthesis: Frequency Switching and Multi-Frequency

frequency spectrum

FTP

anonymous: ATNF Anonymous FTP

furious

Online Computers: Overview of | How to Find Out | How to Back Up

gain

set using cacal: Set the Delays, Gains | CACAL Does Not Work

generators

ATCA Generators

are they on?: ATCA Generators

geometrical shadowing

hardware

ATNF computers: Computer Resources at the

hold increment

Mosaic

horizon

is my source above?: Source Rising and Setting

hours of opening (ATNF)

How to Contact ATNF

information resources

ATNF Library at Sydney

initialisation of array

Array Initialisation

integration

Online Calibration | CAOBS Commands

averaging: Sensitivity
change integration time: Array Initialisation
choice of integration time: Sensitivity

interference

Interference | Spectral Line and Continuum | Interference

choose the range for calibration: How to Select Variables

Ionospheric Prediction Service (IPS)

Interference

k band

Online Computers: Overview of | LO Phase Stabilisation Not

K-band

Design and Operation of | Sensitivity | 2. Start CATAG

kangaroos

Driving | Cars

L-band

Design and Operation of | Sensitivity

lag spectrum

Online Calibration | Check Lag Spectrum | Correlation Function

lecture

giving a talk at the ATNF: Giving a Talk at

legacy server

restarting: Legacy Server Restart

levels

set sampler levels: Sampler Statistics and Attenuator | Set the Delays, Gains | ASSISTANCE Reports Gated Total

libraries

ATNF Library at Sydney

lightning

see storms | Weather Monitoring

line

see spectral line

LNA

see low noise amplifiers

LO phase transfer

failure: LO Phase Transfer Failure

local oscillator

Design and Operation of | Online Calibration

failure: LO Phase Stabilisation Not
lo_mon: Local Oscillator Software
stabilisation problems: LO Phase Stabilisation Not
toggle LO phase stabilisation: CAOBS Commands

log

faults: Troubleshooting

logobs

ATLOGOBS

logs

faults: Your Feedback Please
observations: Observing Logs

lomon

loplot

Local Oscillator Software

low noise amplifiers

maintenance

Frequency Switching and Multi-Frequency

mfplan

miriad

Computer Resources at Sydney | How to Prepare a | Spectral Line and Continuum | Transferring Data from CACCC | Data Analysis

multi-frequency synthesis: Frequency Switching and Multi-Frequency
polarisation: Polarisation

mm observer's report

mm observing

reference pointing: Reference Pointing

mobile phones

Interference

modules

About this Document | Observatory Coordinates and Elevation

monica

Online Computers: Overview of | MONICA

monitoring

monica: MONICA
seeing monitor: Seeing Monitor

monitoring the observations

Monitoring Observations

Mopra

Mopra Alarms

Alarms - Primary Monitor

mosaic mode

example: Mosaic
mosaic file: Mosaic
schedule files: Mosaic
start an observation: CAOBS Commands
uv coverage: Angular Resolution, Image Complexity,

mp server

Communications Between the VAX

mpserver

MPSERVER Restart | Communications Between the VAX | MPSERVER

Multi-frequency Synthesis

Overview of Observing Procedure | Frequency Switching and Multi-Frequency

bandwidth smearing: Bandwidth Smearing

Narrabri

About this Document | Narrabri

noise

power definition: Sensitivity and System Temperature
source stability check: ASSISTANCE
theoretical noise calculation: Sensitivity

noise diode

failed: CACAL Does Not Work

notation

Conventions

Nyquist

rate: Online Calibration
sampling: Angular Resolution, Image Complexity, | Angular Resolution, Image Complexity, | Mosaic

obscom

Online Computers: Overview of

observations

after the observations: Data Analysis
checklist to monitor: Checklist 2: How to
checklist to start: Checklist 1: How to
monitor: Monitoring Observations
record of: Observing Logs
start: How to Start Observations
stop: How to Finish Observations

observer's report

observing

Observing

account: Online Computers: Overview of
modes: Observing Modes
proposal form: ATNF Anonymous FTP
report: Report
windows disappear: Windows on Pericles disappear

observing logs

Observing Logs

offset

phase centre: ATCASCHED Keywords and Fields | ATCASCHED Commands

OMT

online software

calibration: Online Calibration | CACAL
computers: Online Computers: Overview of
tasks: Check Essential Online Tasks

orthomode transducer

About this Document | Observatory Coordinates and Elevation

Parkes

Paul Wild Observatory

see Compact Array

pericles

screens: Online Computers: Overview of

phase

set using cacal: CACAL Does Not Work

phase centre offset

ATCASCHED Keywords and Fields | ATCASCHED Commands

phases

effect of atmosphere: Weather
online corrections: Polarisation
phase calibrator: Calibrators
set using cacal: Set the Delays, Gains

phone numbers

How to Contact ATNF

pks.cat

ATCASCHED Commands

PKS1934-638

see calibrator, primary

pmon

Safety Procedures and Monitoring

alarm: Alarms - Primary Monitor

pointing

commands: CAOBS Commands | CAOBS Commands | CAOBS Commands | CAOBS Commands | CAOBS Commands
reference: Overview of Observing Procedure | Reference Pointing | Setting up reference pointing | 2. Start CATAG | CAOBS

polarisation

Polarisation | Polarisation

accuracy of ATCA: Polarisation
dual polarisation capability: Sensitivity and System Temperature
MIRIAD: Polarisation
Stokes parameters observed: Online Calibration
X and Y: Online Calibration

polariser

polyco

Pulsar Binning

position angle

Polarisation

power

generators: ATCA Generators
levels: Set the Delays, Gains | ASSISTANCE Reports Gated Total
spectrum: Power Spectrum

ppfix

CAOBS

primary monitoring system

see pmon

printing

print a vis display: VIS Commands

problems

Troubleshooting

proposals

form by FTP: ATNF Anonymous FTP

pseudo-zoomed array

Antenna Configurations

public relations officer

publications

ATNF acknowledgement: Publishing ATNF Results

pulsar

binning mode: Overview of Observing Procedure | Pulsar Binning
configurations: How to Configure the | Correlator Configurations

quad-ridged orthomode transducer

radio interferometry

introductory books: About this Document

receiver

cryogenic cylinder: Online Calibration
problems: ASSISTANCE Reports Gated Total | Corrupt Data Suspected | Discrepant $T_{sys}$ Values

reconfiguration

Angular Resolution, Image Complexity,

reference antenna

setting: CAOBS Commands | CAOBS Commands

reference pointing

Overview of Observing Procedure | Reference Pointing | Setting up reference pointing | 2. Start CATAG | CAOBS

caobs: CAOBS
CATAG: 2. Start CATAG
sched: Setting up reference pointing

remote observing

Overview of Observing Procedure | Online Computers: Overview of | Remote Observing

camon won't start: CAOBS Does Not Start

report

observer's: Your Feedback Please
DA: Your Feedback Please
fault: Your Feedback Please
mm observer's: Your Feedback Please

resolution

rpfits file

How to Obtain a

RT

failure: LO Phase Transfer Failure

RT problems

RT Hung

S-band

Design and Operation of | Sensitivity

samplers

1-bit and 2-bit: Online Calibration
caobs recording of settings: CAOBS Features
levels: Sampler Statistics and Attenuator | Set the Delays, Gains | ASSISTANCE Reports Gated Total
statistics: Sampler Statistics and Attenuator

scaled array

Antenna Configurations

scan

How to Prepare a

cycle: CAOBS
header: CAOBS Features
not cycling: Scans are Not Cycling

sched

How to Prepare a | How to Use ATCASCHED | CAOBS Errors

example: ATCASCHED Example
reference pointing: Setting up reference pointing

schedule file

How to Prepare a

edit: Making & Changing Schedule
for spectral line observations: Spectral Line and Continuum
load: CAOBS Commands
preparation of: How to Use ATCASCHED

screened room

secondary calibrator

see calibrator, secondary

seeing monitor

Seeing Monitor

sensitivity

of ATCA: Sensitivity

servoing

CAOBS Features

setting up

see observations

shadowing

Sky Coverage | ATCA Antenna Shadowing Plots

short observations

see snapshot mode

sidelobes

Confusion

sidereal time

display of: CAOBS

sightseeing

Narrabri

signal to noise ratio

Online Computers: Overview of

site log book

ATCA Generators | Observing Logs

skull

sky coverage of ATCA

slew rate

Mosaic

snapshot mode

Snapshot

software

offline: Computer Resources at Sydney | Data Analysis

solar interference

Interference | How to Prepare a | Corrupt Data Suspected | VIS Displays Unexpected Visibilities

source.polyco

Pulsar Binning

souvenirs

spd

spectral line

cacal: CACAL Does Not Work
filters: Bandwidth and Correlator Configuration
interference: Spectral Line and Continuum
schedule files: Spectral Line and Continuum

standard sources

see calibrator

starting observing

see observations

station locations

ATCA Station Locations

statistics

sampler: Set the Delays, Gains | ASSISTANCE Reports Gated Total

stokes parameters

storms

Weather | Stowing for storms | Storm Indicators

stow

CAOBS stow command: CAOBS Commands
when and how to: How to Stow the

support

Narrabri: see duty astronomer
Sydney computers: Computing Help at Sydney

synchronise clocks

system temperature

see temperature, system

systime command

T $_{sys}$

see temperature, system

talk

giving a talk at ATNF: Giving a Talk at

technical writing and editing

telephone

access: Financial Matters

temperature

antenna

system

Sensitivity and System Temperature | Sensitivity and System Temperature | Discrepant $T_{sys}$ Values | CAOBS | CAOBS Commands | CAOBS Commands | CACAL

discrepancy: Discrepant $T_{sys}$ Values

term

see observing

terminal

disable terminal bell: Check Essential Online Tasks

thunderstorm

ATCASCHED Keywords and Fields

tied array

Overview of Observing Procedure | Tied Array | Correlator Configurations

catie: CATIE Program (VLBI)

time

cycle: Array Initialisation

transit

zenith: Scans are Not Cycling

trapped mode

travel

Travel and Accommodation

troubleshooting

Troubleshooting | Troubleshooting

turrets

frequency of rotation: Frequency Switching and Multi-Frequency

universal time

display of: CAOBS

UPS alarm

Alarms - Primary Monitor

user support

email address: How to Contact ATNF

uv coverage

full: Design and Operation of
missing spacings: Angular Resolution, Image Complexity,

vegetarians

Accommodation

vehicles

Cars

virtual radio interferometer

Sky Coverage | Antenna Configurations

vis

command summary: VIS Commands
commands: VIS Commands
monitor visibilities: Check Essential Online Tasks
selecting variables: CACOR Commands | How to Select Variables
use of: Using VIS

visibilities

absent or flat: VIS Does Not Display

Visitor's Centre

vla.cat

Calibrators | ATCASCHED Commands

w band

W-band

Design and Operation of | Sensitivity | 2. Start CATAG

weather

Weather | Stowing for storms | Weather Monitoring

monitor: ASSISTANCE complains that WEATHER | Weather Monitoring

weather station

Weather Monitoring

wind

speed: Storm Indicators

winds

Computer Resources at the

winds program

Storm Indicators | Winds

windstow

Weather Monitoring

workstations

wrap

changing: CAOBS Commands
limits: Antenna Wrap Limits | Drive Times Seem Too | Scans are Not Cycling

X and Y polarisations