Datastream : AOSGHG

AOS: Greenhouse Gas Monitor Corrected Data

Active Dates
2015.04.22 - 2017.03.22

Measurement Categories
Atmospheric Carbon, Atmospheric State

Originating Instrument
Greenhouse Gas Monitor (GHG)


Only measurements considered scientifically relevant are shown below by default.

Show all measurements

Measurement Units Variable
Alarm status to be interpreted as a binary number. unitless alarm_status ( time )
Altitude above mean sea level m alt
Analyzer temperature degC analyzer_temperature ( time )
Base time in Epoch seconds since 1970-1-1 0:00:00 0:00 base_time
Cavity pressure hPa cavity_pressure ( time )
Picarro optical cavity temperature degC cavity_temperature ( time )
Methane volume mixing ratio ppm ch4 ( time )
Methane dry volume mixing ratio ppm ch4_dry ( time )
Time synchronized methane dry mixing ratio ppm ch4_dry_sync ( time )
Time synchronized methane mixing ratio. ppm ch4_sync ( time )
carbon dioxide volume mixing ratio ppm co2 ( time )
Carbon dioxide dry volume mixing ratio ppm co2_dry ( time )
Time synchronized carbon dioxide dry mixing ratio. ppm co2_dry_sync ( time )
Time synchronized carbon dioxide mixing ratio. ppm co2_sync ( time )
Etalon temperature degC etalon_temperature ( time )
Time synchronized water mixing ratio. ppm h2o_sync ( time )
water vapor volume mixing ratio % h2o_vapor ( time )
Instrument status indicators unitless instrument_status ( time )
North latitude degree_N lat
East longitude degree_E lon
Value indicates state of the rotary valco valve (range 1 to 8) unitless mp_valve_position ( time )
Arbitrary status. unitless outlet_valve ( time )
Value indicating which solenoid valve is currently used unitless solenoid_valve ( time )
Species unitless species ( time )
Time offset from midnight time ( time )
Time offset from base_time time_offset ( time )
Warm box temperature degC warm_box_temperature ( time )


Eastern North Atlantic
ENAC1 Browse Data Browse PlotsGraciosa Island, Azores, Portugal
ARM Mobile Facility
OLIM1 Browse DataOlikiok Point, Alaska; AMF3


Sebastien Biraud
Lawrence Berkeley National Laboratory

Donald Herman
Lawrence Berkeley National Laboratory

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

Ken Reichl
Lawrence Berkeley National Laboratory