SONEX: Subsonic assessment, Ozone and Nitrogen oxide EXperiment

A NASA/AEAP/Subsonic Assessment Program (SASS) aircraft campaign using the NASA DC-8.
In coordination with POLINAT-2.

Mission homepage

Map of flight tracks

Data Files

Original data sets are available on CD from NASA Ames Earth Science Division
Merged data files (merges by Harvard on CD do not include final peroxide data)
5x5 gridded data
Regional profile data

Plots

Maps of SONEX observations

in situ O3
DIAL O3
CO
NO
NOy
PAN
HNO3
C2H6
C3H8
Peroxides
Formaldehyde
Acetone
H2O

Vertical profiles for SONEX

Newfoundland (45-55N, 290-310E)
Ireland (50-60N, 345-355E)
EAtlantic (35-45N, 325-345E)

Measurements included in the ``climatologies'':

DC-8
Species	Technique	Uncertainty	Principal Investigator
O₃	NO-Chemiluminescence		G. Gregory, NASA Langley
CO	DACOM		G. Sachse, NASA Langley
NO, NOy	O3-Chemiluminescence		Y. Kondo, Nagoya Univeristy
PAN	GC		H. Singh, NASA Ames
HNO3	Mist Chamber/IC		R. Talbot, UNH
HNO3	CIMS		A. Viggiano, Phillips Lab
NMHCs	Grab sample/GC		D. Blake, UC Irvine
H2O2, CH3O2H, CH2O	HPLC		B. Heikes, URI
Acetone	GC		H. Singh, NASA Ames
H2O	Laser hygrometer		G. Sachse, NASA Langley

References

J. Geophysical Research special section, Feb. 16, 2000.

Back to data set table