73.3 kmRoad🇿🇦 Secunda, South Africa

Kosmos 3-in-1 Ultra

Saturday, 13 March 2027Estimated dateIn 5 months · Start 06:00

A long Highveld road ultra from Lake Umuzi in Secunda, one of the longest Comrades qualifiers on the South African calendar, run alongside a marathon, a half and a 10 km.

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Facts checked 10 Oct 2026 against runningcalendar.co.za.

Elevation gain

700 m

Very hilly · ↓ 700 m

Highest point

1,650 m

above sea level

Temp at start

14°C

Peaks around 23°C

Entry fee

Check site

Open entry

Finishers

—

typical year

Course

Loop

Cut-off: check site

Getting thereFly into JNB (Johannesburg), about 103 km from the start

Course map

A detailed route is not available for this race yet. The marker shows the race location.

Elevation profile

Very hilly: about 700 m of climbing and 700 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start

14°C

Peak during race

23°C

Humidity

69%

Chance of rain

Wind

10 km/h

Race day in past years

Historical averages for 13 March ±3 days, 2016–2025, from 06:00 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

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<a href="https://irun42.com/race/kosmos-73k" title="Kosmos 3-in-1 Ultra on iRun42"><img src="https://irun42.com/badge/kosmos-73k.svg" width="300" height="120" alt="Kosmos 3-in-1 Ultra: course, elevation and race-day weather on iRun42" /></a>