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README.md

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 # Validation data for Surya 1.0
 
-This dataset comprises imagery from NASA's Solar Dynamics Observatory (SDO). The data can and should be used to validate a local installation of the [Surya Foundation Model for Heliophysics](https://huggingface.co/nasa-ibm-ai4science/Surya-1.0).
+This dataset comprises imagery from NASA's Solar Dynamics Observatory (SDO). The data can and should be used to validate a local installation of the [Surya Foundation Model for Heliophysics](https://huggingface.co/nasa-ibm-ai4science/Surya-1.0). The data is compressed; you should use the [hdf5plugin](https://hdf5plugin.readthedocs.io/en/stable/) to read it directly.