Water vapor isotope experiment was conducted at Kohnen site (ice sheet), Antarctic (75°00’S, 0°04’E) from Dec 2013 to Jan2014.
Data download: NetCDF
Variable definitions
|
Description |
Unit |
Equipment |
Height (m) |
Additional description |
|
Date time |
− |
− |
− |
UTC |
|
Water mixing ratio |
ppmv |
LGR DTL-100 |
3 |
− |
|
Water vapour isotopic ratio (18O) |
per mil |
LGR DTL-100 |
3 |
Normalized to V-SMOW; Humidity dependence correlation: Non-linear regression |
|
Standard deviation of 18O |
per mil |
LGR DTL-100 |
3 |
Hourly |
|
Water vapour isotopic ratio (D) |
per mil |
LGR DTL-100 |
3 |
Normalized to V-SMOW; Humidity dependence correlation: Non-linear regression |
|
Standard deviation of D |
per mil |
LGR DTL-100 |
3 |
Hourly |
|
Air temperature |
K |
− |
− |
− |
|
Relative humidity |
<=100% |
− |
− |
− |
|
Air pressure |
Pa |
− |
− |
− |
|
Precipitation |
mm |
− |
− |
− |
|
Net radiation |
W/m2 |
− |
− |
− |
|
Wind speed |
m/s |
− |
− |
− |
|
Wind direction |
degree (°C) |
− |
− |
− |
|
Air temperature |
K |
− |
2 |
ERA5 |
|
Relative humidity |
<=100% |
− |
2 |
ERA5 |
|
Air pressure |
Pa |
− |
2 |
ERA5 |
|
Precipitation |
mm |
− |
− |
ERA5 |
|
Net radiation |
W/m2 |
− |
− |
ERA5 |
|
Wind speed |
m/s |
− |
− |
ERA5 |
|
Wind direction |
°C |
− |
10 |
ERA5 |
Reference papers
Ritter, F., Steen-Larsen, H. C., Werner, M., Masson-Delmotte, V., Orsi, A., Behrens, M., Birnbaum, G., Freitag, J., Risi, C., and Kipfstuhl, S. (2016), Isotopic exchange on the diurnal scale between near-surface snow and lower atmospheric water vapor at Kohnen station, East Antarctica, The Cryosphere, 10, 1647-1663.
Site contact
Name: François Ritter
Email: ritter.francois@gmail.com