Why Halley Did Not Discover Proper Motion and Why Cassini Did
Frank Verbunt; Marc van der Sluys · 2019 · Journal for the History of Astronomy
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
In 1717, Halley compared contemporaneous measurements of the latitudes of four stars with earlier measurements by ancient Greek astronomers and by Brahe, and from the differences concluded that these four stars showed proper motion. An…
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Metadata source: Crossref · DOI 10.1177/0021828619877967