Tsy Trail des Sources de l'Yvette
Trail Running and Walking & Hiking covering 10 km to 47 km with up to 2,200 m D+ in Lévis-Saint-Nom (Île-de-France, France)
Tsy Trail des Sources de l'Yvette is an endurance sporting event in Lévis-Saint-Nom, Île-de-France, FR focused on Trail Running, Walking & Hiking and Nordic Walking. Key features include Castles, Forest, Island, Mountain.
The race program comprises 5 competitions, including La P'tite Trotte des TSY'lers (47 km, +2,200 m D+), Le TSY 21 (21 km, +600 m D+), Le P'tit TSY (10 km, +200 m D+), Le P'tit TSY (Walk) (10 km, +200 m D+), and Le P'tit TSY (Nordic Walking) (10 km, +200 m D+). The exact date for the next edition is currently open and will be announced by the organizer. Official race regulations, course details, and registration information are provided on the organizer's website (tsy-levis78.fr).

Event characteristics
Races & distances (5)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| La P'tite Trotte des TSY'lers | Trail Running | 47 km | +2,200 m | 110 m - 1,034 m | Loop course | Route & profile |
| Le TSY 21 | Trail Running | 21 km | +600 m | 113 m - 365 m | Loop course | Route & profile |
| Le P'tit TSY | Trail Running | 10 km | +200 m | 116 m - 200 m | Loop course | Route & profile |
| Le P'tit TSY (Walk) | Walking & Hiking | 10 km | +200 m | 119 m - 203 m | Loop course | Route & profile |
| Le P'tit TSY (Nordic Walking) | Nordic Walking | 10 km | +200 m | 122 m - 206 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 110 m to 1,034 m above sea level (+2,200 m D+, -2,200 m D-)
Elevation profile & course telemetry
Altitude from 113 m to 365 m above sea level (+600 m D+, -600 m D-)
Elevation profile & course telemetry
Altitude from 116 m to 200 m above sea level (+200 m D+, -200 m D-)
Elevation profile & course telemetry
Altitude from 119 m to 203 m above sea level (+200 m D+, -200 m D-)
Elevation profile & course telemetry
Altitude from 122 m to 206 m above sea level (+200 m D+, -200 m D-)
Frequently asked questions (FAQ)
When and where does Tsy Trail des Sources de l'Yvette take place?
Tsy Trail des Sources de l'Yvette takes place in Lévis-Saint-Nom, Île-de-France, FR (start area at coordinates 48.7167° N, 1.95° E). The exact date for the next edition is currently open and will be announced by the organizer.
What races and distances are offered at Tsy Trail des Sources de l'Yvette?
The race program comprises 5 competitions, including La P'tite Trotte des TSY'lers (47 km, +2,200 m D+), Le TSY 21 (21 km, +600 m D+), Le P'tit TSY (10 km, +200 m D+), Le P'tit TSY (Walk) (10 km, +200 m D+), and Le P'tit TSY (Nordic Walking) (10 km, +200 m D+). The competitions belong to Trail Running, Walking & Hiking and Nordic Walking.
What is the course layout and elevation profile for Tsy Trail des Sources de l'Yvette?
The main competition (La P'tite Trotte des TSY'lers over 47 km) is designed as a loop course featuring +2,200 m of elevation gain and -2,200 m of elevation loss, ranging between 110 m and 1,034 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for Tsy Trail des Sources de l'Yvette?
Official race regulations, course details, and registration information are provided on the organizer's website (tsy-levis78.fr).