Ground handling GPS track analysis: walking 214 meters into 4.2 m/s wind in reverse position (facing the wing) vs failing to make progress in forward position (not seeing the wing). Wind data from Tallinn-Harku station confirms the difference is visual control, not wind conditions.
Leave a CommentAlexander Matrunich: notes about paragliding, genealogy and data analysis Posts
This post was written with the help of Claude Code (Anthropic). Claude built the analysis pipeline, generated the visualizations, and helped draft the article. At…
Leave a CommentAI disclosure: This article was drafted with AI assistance (Claude) under the guidance of a human paraglider pilot. The analysis, code, and editorial decisions were…
Leave a CommentA data-driven study of 5,160 cross-country flights across four European sites, classified by Spatial Synoptic Classification (SSC v3.0). Do post-cold-front air masses really produce the best XC days? The old-school intuition meets modern flight data.
Leave a CommentThe Estonian Environmental Agency reports meteorological observations hourly. On the page dedicated to the wind, two periods are specified: an hour and 10 minutes. I…
Leave a CommentEducating myself on meteorology to enhance my understanding of paraglider flight and being inspired by the story of Mike Vergalla, who utilizes paragliders to collect…
2 CommentsFollowing my pursuit of paragliding, I am studying atmosphere. Recently, I discovered an impressive collection of Russian-language books in the Digital public library of the…
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Вкратце про онлайн-родословные Несколько месяцев назад я решил выглянуть за пределы своего генеалогического огорода Gramps и расширить подходы к изучению семейной истории с помощью онлайн-сервисов.…
Leave a CommentOn the 24th of October 2017, I took part in a seminar by Vincenzo Lagani hosted by the R-Ladies Tbilisi group. Vincenzo gave a broad…
Leave a CommentOnce a colleague of mine told me he had sent out about one thousand resumes to find a suitable job. I was impressed and could…
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