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KPDC, Korea Polar Data Center

Korea Polar Data Center Scientific observations and results from Antarctica shall
be exchanged and made freely available

Antarctic SON Mean Total Column Ozone Anomalies (ERA5, 1979–2022)

This dataset was processed during the research workflow associated with Choi et al. (2024) and is intended for the analysis of long-term springtime stratospheric ozone variability over Antarctica. Reference Choi, H., Kwon, H., Kim, S. J., & Kim, B. M. (2024). Warmer Antarctic summers in recent decades linked to earlier stratospheric final warming occurrences. Communications Earth & Environment, 5(1), 50. Tetzner, D., Thomas, E., & Allen, C. (2019). A validation of ERA5 reanalysis data in the Southern Antarctic Peninsula—Ellsworth land region, and its implications for ice core studies. Geosciences, 9(7), 289.

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Entry ID
DOI
https://dx.doi.org/doi:10.22663/KOPRI-KPDC-00003044
Copyright
Science Keyword
ISO Topic
Climatology/Meteorology/Atmosphere
Related URL
Onset Dates of Stratospheric Final Warming in the Southern Hemisphere (1979–2022)
Personnel
  • HyeSun Choi (hschoi@kopri.re.kr)
  • Seong-Joong Kim (seongjkim@kopri.re.kr)
  • Hataek Kwon (dixon409@gmail.com) , Seoul National University
  • Baek-Min Kim (baekmin@pknu.ac.kr) , Pukyong National University
Project
Research period
1979-01-01 ~ 2023-03-31
Create/Update Date
2025-12-11 / 2025-12-11
Location
CONTINENT > ANTARCTICA
Citation
The data(KOPRI-KPDC-00003044) used in this work was provided by the Korea Polar Research Institute.
Spatial Coverage

POLYGON

  • lat:-90.000000, lon:-180.000000
  • lat:-65.000000, lon:180.000000

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Raw Data
File Size 650 Bytes for 1 item
Category File Name Description Size Status
Result kpdc.Antarctic_ERA5_TCO3_SONmean_anomaly_1979-2022.csv This dataset contains the springtime (SON: September–October–November) total column ozone anomalies averaged over the Antarctic region (65°S–90°S). The anomalies were calculated from ERA5 reanalysis data for the period 1979–2022, using 1979–2022 as the climatological base period. The original ERA5 total column ozone values (kg m⁻²) were converted into Dobson Units (DU). Each value in the dataset represents the SON-mean ozone anomaly for a given year. Variable definitions: Year – calendar year SON – SON-mean Antarctic ozone anomaly (DU), averaged over 65°S–90°S 650 Bytes Request required