Datastream : AOSAETH1SPOT

AOS: Single spot Aethalometer®

Active Dates
2014.01.21 - 2017.04.04

Measurement Categories
Aerosols, Atmospheric Carbon

Originating Instrument
Aethalometer (AETH)


Only measurements considered scientifically relevant are shown below by default.

Show all measurements

Measurement Units Variable
Altitude above mean sea level m alt
Base time in Epoch seconds since 1970-1-1 0:00:00 0:00 base_time
Bypass fraction unitless bypass_fraction ( time )
Equivalent black carbon concentration ng/m^3 equivalent_black_carbon ( time, wavelength )
North latitude degree_N lat
East longitude degree_E lon
Optical attenuation unitless optical_attenuation ( time, wavelength )
Reference zero or dark level count reference_dark ( time, wavelength )
Reference beam intensity count reference_intensity ( time, wavelength )
Sample zero or dark level count sample_dark ( time, wavelength )
Instrument flow rate L/min sample_flow_rate ( time )
Sample intensity count sample_intensity ( time, wavelength )
Specific attenuation sigma 1/nm specific_attenuation_sigma
Spot size area cm^2 spot_size_area
Time offset from midnight time ( time )
Time offset from base_time time_offset ( time )
Wavelength of aethelometer optical filter nm wavelength ( wavelength )


North Slope Alaska
NSAX1 Browse DataExternal Data (satellites and others)
ARM Mobile Facility
ASIM1 Browse DataAscension Island, South Atlantic Ocean; AMF1
MAOS1 Browse DataManacapuru, Amazonas, Brazil; MAOS


Cynthia Salwen
Brookhaven National Laboratory

Annette Koontz
Pacific Northwest National Laboratory
(509) 375-3609

Stephen Springston
Brookhaven National Laboratory
(631) 344-4477

Anne Jefferson
(303) 497-6493

Arthur Sedlacek
Brookhaven National Laboratory
(631) 344-2404