Login to WDCGG as


NO 1
Acronym JMA
Name Japan Meteorological Agency
Address 1
Address 2
Address 3 3-6-9 Toranomon, Minato City, Tokyo 105-8431
Country/Territory Japan
Website https://www.jma.go.jp/jma/indexe.html


Name SAITO Kazuyuki
Prefix Mr.
Email ghg_obs@met.kishou.go.jp
Organization No 1
Organization acronym JMA
Organization name Japan Meteorological Agency
Organization country/territory Japan
Address 1 Atmosphere and Ocean Department
Address 2 Atmospheric Environment and Ocean Division
Address 3 3-6-9 Toranomon, Minato City, Tokyo 105-8431
Country/territory Japan
Tel +81-3-3434-9127
Last updated date 2021-01-19

 Background observation
 2011-02-16 00:00:00 - 9999-12-31 23:59:59: WMO N2O X2006A
 2011-02-16 00:00:00 - 9999-12-31 23:59:59: DLT-100 Fast N2O&CO Analyzer Los Gatos Research, Inc.(CRDS)
 9999-12-31 00:00:00 - 9999-12-31 23:59:59: NA (m)
 Calibration gases used:(CO2,CH4,CO,N2O)-in-air
 0-6: no background condition
7: background condition
9: missing
The flag has a positive or negative value. The concentration with the flag of a negative number is provisional and the selection is the same.
 Air samples were collected into 24 titanium flasks using manual air sampling pump from Atsugi Air Base to Minamitorishima.
 Wind direction:
 Wind speed:
 Relative humidity:
 Precipitation amount:
 Air pressure:
 Air temperature:
 Dew point temperature:
 Sea water temperature:
 Sea surface water temperature:
 Sea water salinity:
 Sea surface water salinity:
Meteorological data may remain as first provded, even when greenhouse gas data are updated.
1  Niwa, Y., et al., Seasonal Variations of CO2, CH4, N2O and CO in the Mid-Troposphere over the Western North Pacific Observed Using a C-130H Cargo Aircraft, Journal of the Meteorological Society of Japan. Ser. II, Vol.92(2014)No.1, 55-70, 2014.
2  Tsuboi, K., et al., Evaluation of a new JMA aircraft flask sampling system and laboratory trace gas analysis system, Atmos. Meas. Tech., 6, 1257-1270, 2013.