2 papers
astro-ph.EP2025
2005 VL1 is not Venera-2
Jonathan McDowell
The solar system object 2005 VL1 passed close to Earth in late 1965. It has been suggested that it is actually the space probe Venera-2. However, a comparison of the orbits present…
astro-ph.IM2024
Sherpa: An Open Source Python Fitting Package
Aneta Siemiginowska, Douglas Burke, Hans Moritz Günther +8
We present an overview of Sherpa, an open source Python project, and discuss its development history, broad design concepts and capabilities. Sherpa contains powerful tools for com…