accessible-charts-data-gistemp.csv - provenance

Dataset: NASA GISS Surface Temperature Analysis (GISTEMP v4), Global Land-Ocean Temperature Index,
         annual mean anomaly in degrees Celsius relative to the 1951-1980 average.
Publisher of original: NASA Goddard Institute for Space Studies, https://data.giss.nasa.gov/gistemp/
Licence: NASA GISTEMP data is a US Government work and is in the public domain.
         The repackaging (datasets/global-temp data package) is licensed CC BY 4.0.
Retrieved from: https://raw.githubusercontent.com/datasets/global-temp/main/data/annual.csv
Retrieved on: 2026-10-06 (branch main)
SHA-256 of downloaded annual.csv: c9f98d4dfb6a985d9dbbb7a99e9208378d8d693ce951cd69f7983a628c296e20
Rows used: Source = GISTEMP only (146 rows, 1880-2025). The GCAG rows in the same file were not used.
Processing: values rounded to 0.01 C; trailing_10yr_mean_c = mean of the year and the 9 preceding years
            (computed from unrounded values), empty for 1880-1888.
Suggested citation: GISTEMP Team, 2026: GISS Surface Temperature Analysis (GISTEMP), version 4.
            NASA Goddard Institute for Space Studies. Dataset accessed 2026-10-06 via datasets/global-temp.
Prepared by: Ali Karabüyük
