Spitzer Documentation & Tools
Spitzer Telescope Handbook

 

Appendix B.                  Acronyms and Glossary

The following lists the acronyms used in this manual.

 

AOR

Astronomical Observation Request(s)

AOT

Astronomical Observation Template(s)

BCD

Basic Calibrated Data

BIC

Baseline Instrument Campaign Plan

C&DH

Command and Data Handling

CA

Cryogenic Assembly

CP

Call for Proposals

CTA

Cryogenic Telescope Assembly

CTIA

Capacitive TransImpedence Amplifier

Dec

Declination

DSN

Deep Space Network

FAQ

Frequently Asked Question

FITS

Flexible Image Transport System

FLS

First Look Survey

FOV

Field-of-View

GO

General Observer(s)

GTO

Guaranteed Time Observer(s)

HGA

High Gain Antenna

IBC

Impurity Band Conduction

ICRS

International Celestial Reference System

IER

Instrument Engineering Request – like an AOR, but for specific engineering tasks not able to be accomplished using an AOR.

IOC

In-Orbit Check out

IPAC

Infrared Processing and Analysis Center

IR

Infrared

IRAC

InfraRed Array Camera

IRAS

InfraRed Astronomical Satellite

IRS

InfraRed Spectrograph

IRU

Inertial Reference Unit

ISO

Infrared Space Observatory

ISSA

IRAS Sky Survey Atlas

Jy

Jansky

LGA

Low Gain Antennae

MIC

Multi-Instrument Chamber

MIPS

Multiband Imaging Photometer for Spitzer

mJy

milliJansky

MJy

megaJansky

MPC

Minor Planet Center

OPZ

Operational Pointing Zone

PAO

Period of Autonomous Operations

PCRS

Pointing Control Reference Sensor

PCS

Pointing & Control System

PIN

Positive Intrinsic Negative (Diode)

PM

Primary Mirror

PST

Point Source Transmission

PUI

Peak-Up Imaging

RA

Right Ascension

RAM

Random Access Memory

RCS

Reaction Control System

rms

Root Mean Square

ROC

Reserved Observations Catalog

S/C

SpaceCraft

SED

Spectral Energy Distribution

SIRTF

Space InfraRed Telescope Facility, Spitzer’s old name

SLO

Second-Look Observation

SM

Secondary Mirror

SODB

Science Operations Database

SOM

Spitzer Observer's Manual

S/N

Signal to Noise

Spot

Previously listed here as an acronym meaning “Spitzer Planning Observations Tool” but now it is simply a proper noun

sr

Steradians

SSC

Spitzer Science Center

SSC website

http://ssc.spitzer.caltech.edu/

SSO

Solar System Objects/Observations

ST

Star Tracker

ST/IRU

Star Tracker/Inertial Reference Unit

TAC

Time Allocation Committee

ToO

Target of Opportunity

TP, TPM

Total Power Mode

WASS

Wide Angle Sun Sensor