Ruby gem for runners: pace, time, and distance calculations, unit conversions (30+ units), race time predictions (Riegel & Cameron), GPS track analysis (Haversine, elevation gain, per-km splits), age grading (WMA 2023), VO2max estimation (Daniels & Gilbert), and personalized training zones (Daniels paces & Karvonen heart-rate zones).

Required Ruby Version

>= 3.3.0

Authors

João Gilberto Saraiva

Versions

  1. 1.18.1 September 06, 2026 (66.5 KB)
  2. 1.18.0 September 06, 2026 (65.5 KB)
  3. 1.17.0 September 05, 2026 (64.5 KB)
  4. 1.16.0 September 05, 2026 (54 KB)
  5. 1.15.0 August 30, 2026 (52.5 KB)
Show all versions (41 total)

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GitHub

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Provenance