Java sun position code (topocentric coordinates, sunrise/sunset/twilight) based on the NREL SPA and ENEA/Grena algorithms.
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Updated
Nov 30, 2025 - Java
Java sun position code (topocentric coordinates, sunrise/sunset/twilight) based on the NREL SPA and ENEA/Grena algorithms.
Scripting-friendly CLI program to calculate accurate topocentric sun position, sunrise, sunset and twilight times. Supports bulk/stream processing.
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