All Instrumentation

EOL's airborne instruments are available to deploy on either the NSF/NCAR GV or C-130, and in many cases, they can fly on either aircraft. A checkmark (✓) in the NSF/NCAR Aircraft column indicates on which aircraft the instruments can fly.

Standard Instrumentation - Provided on all projects NSF/NCAR Aircraft
Description GV C-130
Static Pressure
Dynamic Pressure
Cabin Pressure
Ambient Temperature
Chilled Mirror Dew Point Temperature
Aircraft Position, Altitude, Ground Relative Speeds, Accelerations and Attitude Angles (IRU)
GPS w/ TerraStar C accuracy
3-Dimensional Wind Fields
Icing Rate (presence of supercooled liquid water)  
King Probe Cloud Liquid Water Content
Remote (infrared) Surface Temperature  
Gas Dump Manifold Pressures  
Forward Digital Video (GV - only with pylons installed)
SATCOM
XCHAT
Real-time Data Transfer to Ground
Real-time Display incl. maps, video, time series etc.    
Digital Video (forward, down, side) with optional date/time stamp
State Parameters and Wind Measurements [EOL] NSF/NCAR Aircraft
Description GV C-130
Heated Ambient Temperature Sensor
High Rate Ambient Temperature Sensor
Chilled Mirror Dew Point Temperature
Buck Instruments Model CR-2 Cryogenic Hygrometer
Ultraviolet Absorption Hygrometer  
Vertical Cavity Surface-Emitting Laser (VCSEL) Hygrometer
All-Weather Wind Gust Pod (anti-iced)  
Ambient Static Pressure
Laser Air Motion Sensor (LAMS ) [1, 3, and 4 beam(s)]    

Instruments by Request

In Situ Vertical Profiling [EOL] NSF/NCAR Aircraft
Description GV C-130
AVAPS® Dropsonde System
Cloud Measurements [EOL] NSF/NCAR Aircraft
Description GV C-130
Cloud Droplet Probe (CDP) (2 – 50 μm range), water droplets, ice crystals
OAP 2DS Cloud Probe (2D-S stereo probe, 10 µm resolution, 128 bins), ice, water
OAP HVPS-3 Precipitation Probe (150 µm resolution, 128 bins)
HOLODEC-II Cloud Particle Imager
King Probe Cloud Liquid Water Content
Rosemount Icing Detector (RICE) (presence of supercooled liquid water)
OAP 2D-C 10 µm (2-D imaging spectrometer), 20 – 640 µm, ice, water
OAP 2D-C 25 µm (2-D imaging spectrometer), 50 – 1600 µm, ice, water
HIAPER Cloud Radar (HCR)  
Wyoming Cloud Radar (WCR) [UWyo]  
Wyoming Cloud Lidar (WCL) [UWyo]  
Radiative Measurements [EOL] (unless otherwise noted) NSF/NCAR Aircraft
Description GV C-130
Remote (infrared) Sky Temperature (Wintronics KT19.85 radiation pyrometer)
Remote (infrared) Surface Temperature (Wintronics KT19.85 radiation pyrometer)
Radiometric Air Temperature
Shortwave (solar) irradiance (CMP22 Pyranometer - visible broadband radiometer), not stabilized  
Shortwave (solar) irradiance (CMP22 Pyranometer - visible broadband radiometer), stabilized  
Infrared irradiance (CGR4 Pyrgeometer - infrared broadband radiometer), not stabilized  
Infrared irradiance (CGR4 Pyrgeometer - infrared broadband radiometer), stabilized  
HIAPER Airborne Radiation Package (HARP), actinic flux [ACOM]
HIAPER Airborne Radiation Package (HARP), spectral irradiance [ACOM]
Microwave Temperature Profiler (MTP)  
Remote Sensing [EOL] NSF/NCAR Aircraft
Description GV C-130
HIAPER Cloud Radar (HCR)  
High Spectral Resolution Lidar (HSRL)  
GV High Spectral Resolution Lidar (GV-HSRL)  
Aerosol Measurements [EOL] NSF/NCAR Aircraft
Description GV C-130
Condensation Nucleus (CN) Counter – (Butanol, low altitude only)
Ultra-High Sensitivity Aerosol Spectrometer (UHSAS), 0.06 - 1 µm, aerosols
Auto Giant Nuclei Impactor (GNI) (sea salt, 2-30 μm), 0.4 µm resolution, aerosols, salt  
Manual GNI Giant Aerosol Impactor (sea-salt, 2 – 32 μm range)  
Passive Cavity Aerosol Spectrometer Probe (PCASP) (0.1 – 3 μm range)  
Gas Measurements [EOL and ACOM] NSF/NCAR Aircraft
Description GV C-130
Airborne Carbon Dioxide (CO₂), Methane (CH₄), Carbon Monoxide (CO), and Water Vapor [ACOM]
Aero-Laser Carbon Monoxide (CO) [ACOM]
QCL Carbon Monoxide (CO) and Nitrous Oxide (N₂O) [ACOM]
Water Vapor Isotopic Analyzer (WVISA) [EOL]
Fast Ozone (O3) [ACOM]
Trace Organic Gas Analyzer (TOGA) (gas-phase organic species) [ACOM]
Trace Organic Gas Analyzer  (TOGA) Time of Flight (TOF) [ACOM]
Airborne Whole Air Sampler (AWAS) [EOL] 
Chemical Ionization Mass Spectrometer (CIMS) (SO2, HNO3, HNO4, HNO2 and others) [EOL]
Medusa Flask Sampler [EOL]
Airborne Oxygen Analyzer (AO2) [EOL]
NO and NO2 [ACOM]
HIAPER Modular Inlets (HIMIL inlets)

A separate list containing only decommissioned instruments is also maintained.