In 2012, some students found a passage in Greek attributed to an astronomer called Eratosthenes. In 2017, these pages were re-analyzed using state-of-the-art spectral imaging. One of the researchers was looking at these re-examined images during lockdown when he found something very unusual,. stark coordinates. And there's several lines of evidence that suggest that this could have been taken from the catalogue made by this famed astronomer Hipparchus.