aosso2

The sulfur dioxide analyzer measures sulfur dioxide based on absorbance of ultraviolet (UV) light at one wavelength by SO2 molecules that then decay to a lower energy state by emitting UV light at a longer wavelength.

Sulfur dioxide (SO2) mixing ratio calculated with nominal sensitivity correction

Ascension Island, South Atlantic Ocean; Mobile Facility (LASIC)

• Latitude: -7.96696
• Longitude: -14.34981
• Publication Date: 2016-04-23
• Start Date: 2016-04-23
• End Date: 2017-11-01
• Last Updated: 2017-11-14

https://www.arm.gov/connect-with-arm/organization/instrument-mentors/list#so2

Stephen Springston

Brookhaven National Laboratory

http://dx.doi.org/10.5439/1095586
Atmospheric Radiation Measurement (ARM) user facility. 2016, updated hourly. Sulfur Dioxide Monitor (AOSSO2). 2016-04-23 to 2017-11-01, ARM Mobile Facility (ASI) Ascension Island, South Atlantic Ocean; AMF1 (M1). Compiled by S. Springston. ARM Data Center. Data set accessed at http://dx.doi.org/10.5439/1095586.