¹³CH₄ _ NYA _ surface - flask _ TU _ data1

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Organization

NO	70
Acronym	TU
Name	Tohoku University
Address 1	Center for Atmospheric and Oceanic Studies
Address 2	6-3 Aoba, Aramaki, Aoba-ku
Address 3	Sendai 980-8578
Country/Territory	Japan
Website	http://tgr.gp.tohoku.ac.jp

Contact(s)

Last updated date	2024-10-04
Name	Shinji Morimoto
Prefix	Prof.
Email	mon@tohoku.ac.jp
Organization No	70
Organization acronym	TU
Organization name	Tohoku University
Organization country/territory	Japan
Address 1
Address 2
Address 3	Aoba 6-3, Aramaki, Aoba-ku, Sendai 980-8578
Country/territory	Japan
Tel	+81-22-795-5780
Fax	+81-22-795-5797

Collaborator(s)

NO	56
Acronym	NIPR
Name	National Institute of Polar Research

Aim of Observation

Background observation

Data Time zone

UTC

Unit

permil

Calibration Scale

1996-03-08 12:50:00 - 9999-12-31 23:59:59: VPDB

Instrument(s)

1996-03-08 12:50:00 - 9999-12-31 23:59:59: GC-C-IRMS based on MAT252 (Mass spectrometry)

Intake Height above ground level

9999-12-31 00:00:00 - 9999-12-31 23:59:59: 3 (m)

Sampling Frequency

weekly

Measurement Calibration

Data Processing

Processing for averaging

[Hourly]
[Daily]
[Monthly]

Original Data Quality Flag

Data Quality Flag (Valid/Invalid)

Observation Status

Temporarily suspended

Description

Meteorological Data Availability
(1: Available)

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 Description

Meteorological data may remain as first provided, even when greenhouse gas data are updated.

No DOI available

Related information

Format

Text (WDCGG Data Format Table, WDCGG Meteorological Data Format Table), NetCDF

Relation List (Is Part Of)

All ¹³CH₄ data contributed to WDCGG by GAW stations and mobiles by 2024-07-01
All ¹³CH₄ data contributed to WDCGG by GAW stations and mobiles by 2023-07-20
All ¹³CH₄ data contributed to WDCGG by GAW stations and mobiles by 2022-07-13
All ¹³CH₄ data contributed to WDCGG by GAW stations and mobiles by 2021-07-07
All ¹³CH₄ data contributed to WDCGG by GAW stations and mobiles by 2020-09-02

Geolocation Point

Latitude (north: +; south: -)	78.923576355
Longitude (east: +; west: -)	11.9236602783

GAW Data Policy

"For Scientific purposes, access to these data is unlimited and provided without charge. By their use you accept that an offer of co-authorship will be made through personal contact with the data providers or owners whenever substantial use is made of their data. In all cases, an acknowledgement must be made to the data providers or owners and to the data centre when these data are used within a publication."

Citation format

This format is an example of the WDCGG standard citation.
Please follow the citation format which the data providers or owners indicate.

Shinji Morimoto (TU), Atmospheric ¹³CH₄ at Ny Ålesund by Tohoku University , dataset published as ¹³CH₄_NYA_ surface-flask_TU_data1 at WDCGG, ver. 2022-10-07-1340 (Reference date^*: YYYY/MM/DD)

* As the reference date, please indicate the date you downloaded the files.

Reference(s)

1	Morimoto, S., Aoki, S., Nakazawa, T., and Yamanouchi, T. (2006). Temporal variations of the carbon isotopic ratio of atmospheric methane observed at Ny Ålesund, Svalbard from 1996 to 2004, Geophys. Res. Lett., 33,L01807, https://doi.org/10.1029/2005GL024648
2	Morimoto, S., Fujita, R., Aoki, S., Goto, D., & Nakazawa, T. (2017). Long-term variations of the mole fraction and carbon isotope ratio of atmospheric methane observed at Ny-Ålesund, Svalbard from 1996 to 2013. Tellus B Chemical and Physical Meteorology, 69(1), 1380497. https://doi.org/10.1080/16000889. 2017.1380497.

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