Name: Shin-ichiro Nakaoka

Organization: National Institute for Environmental Studies

Address: 16-2 Onogawa, Tsukuba, Ibaraki, 305-8506, Japan

Phone: +81-29-850-2554

Email: nakaoka.shinichiro@nies.go.jp

Ship

M/S Fujitrans World

Western Pacific

YOKOHAMA

NAGOYA

TAIPEI

LAEM CHABANG

PORT KLANG

SINGAPORE

JAKARTA

MUARA

BATANGAS

TAHARA

AUCKLAND

others

North: 35

West: 100

South: -45

East: 180

Measurement Method: NDIR measurement of dry base xCO2 in marine air

Manufacturer: Kimoto Electric Co., Osaka, Japan.

Model: MOG-701 using LI-7000 CO2 Analyzer by LI-COR

Frequency: 10sec (except during calibration routines)

Accuracy of CO2 Air: 0.1ppm

Precision of CO2 Air: 0.01ppm

CO2 Sensor Calibration:

   Introducing CO2 standards to NIDR every 6 hours (10min each standard, 40 min. total) for air.

Manufacturer of CO2 calibration gases:

   Taiyo Nippon Sanso Corporation, Japan. All of the standard gases are certified by NIES laboratory as WMO traceable standards.

   CO2 gas concentrations are approximately 360, 380, 400, 420ppm for air.

Measurement: yes, every 10 seconds

Location and Height: 30m above sea level 

Location: Bridge above sea level (32m)

Manufacturer: COPAL electronics

Model: PG-200

Accuracy: 0.5 hPa

Resolution: 0.1 hPa

Calibration: Calibration is performed every 6 hours by JMA certified barometer.