NAS
Naval Air Station
NASA
National Aeronautics and Space Administration
NASDA
National Space Development Agency of Japan
NBF
The National Balloon Facility (in India)
NCAR
National Center for Atmospheric Research
NCT
Nuclear Compton Telescope
NPP
NASA Postdoctoral Program
NERSC
National Energy Research Scientific Computing Center
NESDIS
National Satellite Data and Information Service (NOAA)
NGC
Northrop Grumman Corporation (at CSBF)
NIST
National Institute of Standards and Technology
nmi
nautical mile
NOAA
National Oceanic and Atmospheric Administration
NOSYCA
New Operational SYstem for the Control of Aerostats
(CNES)
NRC
National Research Council
NRT
NSF Research Traineeship Program
NSBF
National Scientific Balloon Facility (now CSBF)
NSC
Near Space Corporation
NSF
National Science Foundation
NSRP
NASA Sounding Rocket Program (Wallops Flight Facility)
NSSTC
National Space Science and Technology Center
NWS
National Weather Service (NOAA)
NYU
New York University (Project Mogul-Roswell Incident)
OMS
Observations of the Middle Stratosphere
OPP
Office of Polar Programs (NSF)
OTA
Over The Air
PAG
Program Analysis Group
PCM
Pulse Code Modulation
PDR
Preliminary Design Review
PEGASO
Polar Explorer for Geomagnetism And other Scientific
Observations
PI
Principal Investigator
PILOT
The Polarized Instrument for Long-wavelength Observation
of the Tenuous interstellar medium
PIPER
Primordial Inflation Polarization Explorer
PMC
Polar Mesospheric Clouds
PTU
Pressure, Temperature and Humidity (sensor)
QAC
Queenstown Airport Corporation (New Zealand)
RACCON
Radiation Controlled Ballooning (RACOONing)
RaD-X
Radiation Dosimetry Experiment (Langley Research Center)
334 Glossary and Terminology