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Plateau de Beille: published power figures

France · Power figures for Plateau de Beille as printed by the press, shown on a race broadcast or taken from a rider's own file, each with its source. None of them is our estimate.

The climb

Occitanie (Ariège), France

SideStartLengthElevation gainAverageMaxSummitHairpinsSource
Les CabannesLes Cabannes16 km1250 m7.8 %12.8 %1785 m14climbfinder.com

Each side from one source, linked. A dash: the sources we opened disagree or give no figure, so we leave it out.

In the Grand Tours since 1996 7

YearRaceStageTypeStage winner or first over the topSource
2024Tour de France15Summit finishTadej Pogačaren.wikipedia.org
2015Tour de France12Summit finishJoaquim Rodríguezen.wikipedia.org
2011Tour de France14Summit finishJelle Vanenderten.wikipedia.org
2007Tour de France14Summit finishAlberto Contadoren.wikipedia.org
2004Tour de France13Summit finishLance Armstrong (result vacated)en.wikipedia.org
2002Tour de France12Summit finishLance Armstrong (result vacated)en.wikipedia.org
1998Tour de France11Summit finishMarco Pantanien.wikipedia.org

Records

RecordRiderTimeYearSource
Les Cabannes: fastest ascent in a race (15.8 km)Tadej Pogačar0:39:412024cyclingnews.com

A time is listed only where the sources agree on it; where two sources give different times for the same ride, it is left out.

How long would it take you?

Your time up Plateau de Beille at a steady power, from a physics model.

Advanced: rolling resistance and drag

Estimate from a physics model (Martin et al. 1998), on the average gradient. Wind, surface, pacing and steep sections change the real time. More cycling tools

How this is calculated

P × 0.977 = ½ · ρ · CdA · v³ + v · m · g · (sin θ + Crr · cos θ), θ = arctan(average gradient), m = rider + bike, g = 9.81; solved for the speed v, time = length / v. Air density ρ: NASA GRC troposphere: T=15.04-0.00649*h; p=101.29*((T+273.1)/288.08)^5.256; rho=p/(0.2869*(T+273.1)); h = mean of start and summit altitude. Sources: Martin et al. 1998, J Appl Biomech 14(3):276-291 — https://collections.lib.utah.edu/ark:/87278/s6jd5f71; Defraeye et al. 2010, J Biomech 43(7):1262-1268 (upright position, cyclist+bike 0.270 m2) — https://lirias.kuleuven.be/retrieve/232736; NASA Glenn Research Center, Earth Atmosphere Model (metric) — https://www.grc.nasa.gov/www/k-12/airplane/atmosmet.html. Climb geometry: the side's source in the table above.

Published power figures 2

RiderEffortFigureDurationTypeSource
Tadej PogačarTdF 2024 st.15, Plateau de Beille 2024-07-14 (derived)7.0 W/kg W/kg (est.)39 minAnalyst estimateVelo Jim Cotton, 2026-05-27“a 7.0w/kg, 39-minute climbing attack”
Tadej PogačarTdF 2024 st.15, Plateau de Beille 2024-07-14 (derived)6.98 W/kg W/kg (est.)39:50Analyst estimateRennRad David Binnig, 2025-07-31“inoffiziellen Berechnungen zufolge”

As published, with no conversion: each figure is labelled by what it is, and links to where it was printed. All published power figures →

All climbs → · How we estimate power on the key climbs →

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