DQRID : D160610.2
Start DateStart TimeEnd DateEnd Time
05/25/2016000006/08/20161300
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Subject:
ASI/ACSM/M1 - Data averaging period changed
DataStreams:asiaosacsmM1.a1, asiaosacsmM1.b1, asiaosacsmM1.00
Description:
The data averaging interval was changed from 10 minutes to 30 minutes to conform to 
standard ACSM collection protocols.
Suggestions: 
Average the 10 minute data to get a 30 minute average.
Measurements:asiaosacsmM1.b1:
  • Mass concentration of total organics, ambient aerosol in air(total_organics)
  • Mass concentration of ammonium, ambient aerosol in air(ammonium)
  • Mass concentration of chloride, ambient aerosol in air.(chloride)
  • Organic mass spectral error matrix(org_mx_err)
  • Mass concentration of sulfate, ambient aerosol in air.(sulfate)
  • Organic mass spectral matrix(org_mx)
  • Mass concentration of nitrate, ambient aerosol in air(nitrate)
  • Mass to charge ratios of ion fragments(amus)
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asiaosacsmM1.a1:
  • base time in epoch(base_time)
  • Mass concentration of nitrate, ambient aerosol in air(nitrate)
  • Mass concentration of ammonium, ambient aerosol in air(ammonium)
  • Mass concentration of total organics, ambient aerosol in air(total_organics)
  • Inlet closed(inlet_closed)
  • flow rate measured by the mass flow controller(flow_rate)
  • Mass concentration of chloride, ambient aerosol in air.(chloride)
  • Vaporizer(vaporizer)
  • Mass concentration of sulfate, ambient aerosol in air.(sulfate)
  • Emission current(emission_current)
  • Inlet open(inlet_open)
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asiaosacsmM1.00:
  • (Raw data stream - documentation not supported)
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