Table 1. POLARIS ER-2 In Situ Payload

Long-Lived Tracers:

Measurement	Technique	Institution	Investigator
N2O	Laser absorption	NASA/Ames, JPL	M. Loewenstein, C. Webster
CH4	Laser absorption	JPL	C. Webster
Chlorofluorocarbons -11,-12,-113, CH3CCl3, SF6, H2, CCl4, N2O, CH4, Halon 1211	Gas chromatograph	NOAA/CMDL, AL	J. Elkins
CO2	Non-dispersive IR	Harvard	K. Boering, S. Wofsy
Whole air sampler	canisters	NCAR	E. Atlas
Reactive and Reservoir Species:
O3	UV photometer	NOAA/AL,JPL	M. Proffitt, J. Margitan
H2O	Lyman-alpha hygrometer	Harvard U.	E. Hintsa
H2O	IR absorption	JPL	R. May
HCl	TDL	JPL	C. Webster
NOy	Catalysis/chemiluminescence	NOAA/AL	R. -S.Gao
ClONO2	Thermal dissociation/ClO	Harvard U./ UC-Berkeley	J.Anderson, R. Cohen, R. Stimpfle
CO	Tunable diode laser absorption	Jet Propulsion Lab	C.Webster
Aerosols:
Condensation nuclei	CN counter (+ impactor)	U. of Denver	J. Wilson
Particles (0.08 - 2µm diameter)	Light scattering spectrometer	U. of Denver	J. Wilson
Paritcles (0.4 - 10µm diameter)	Light scattering spectrometer	NCAR	B. Gandrud
Particles ( > 0.1µm diameter)	Impactor	NASA Ames	A. Strawa
Radical Species:
NO, NO2	Chemiluminescence & Photolysis	NOAA/AL	R. -S. Gao
NO2	Laser absorption	Harvard U.	K. Perkins
ClO, BrO	Titration/resonance fluorescence	Harvard U.	R. Stimpfle
OH, HO2	Titration/resonance fluorescence	Harvard U.	P. Wennberg
Meteorological:
Pressure, temperature, winds	A/C transducers	NASA/Ames	L. Pfister
Temperature profile	Radiometer	JPL	B. Gary
Radiation:
Photodissociative flux	UV-Vis Spectrometer	AES (Canada)	T. McElroy
Remote instruments:
O3, HNO3, H2O, ClO	Microwave radiometer	JPL	R. Stachnik

Taken from http://cloud1.arc.nasa.gov/polaris/overview/polaris.overview.html

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