RED COURSE

60.0km·3700m+

June 19

Bjelašnica, Sarajevo,

Bosnia & Herzegovina

source

Set your ITRA PI

Estimated Finish

10:30:11

ITRA PI

Segment Details

1/7

+8.2% · 1.28km · 105m+ · 0m-

1358m1253m

0.00km1.28km

OSM ↗

highway

track 96%path 4%

surface

unpaved

Elevation Profile

Trail 79% · Extreme 3%Extreme 3%

3.3TDI

58.1km

96.5FlatKM

3269m+

3261m−

1912max

1008min

1:41

11.7km

0:52

6.3km

1:00

5.1km

3:18

14.8km

1:17

6.7km

1:16

7.3km

1:06

6.1km

OSM

AID

Distance

Time

Gain

Loss

Gels

Water

Salts

Segment

11.7km/11.7km

1:41/1:41

715m+

369m−

1.7×40g(67g)

1.3L

3(600mg)

18.1km/6.3km

2:33/0:52

205m+

351m−

0.9×40g(35g)

0.7L

2(400mg)

23.2km/5.1km

3:33/1:00

406m+

466m−

1.0×40g(40g)

0.8L

2(400mg)

38.0km/14.8km

6:52/3:18

1184m+

1358m−

3.3×40g(132g)

2.5L

7(1400mg)

44.7km/6.7km

8:08/1:17

439m+

289m−

1.3×40g(51g)

1.0L

3(600mg)

52.0km/7.3km

9:24/1:16

362m+

341m−

1.3×40g(51g)

0.9L

3(600mg)

58.1km/6.1km

10:30/1:06

282m+

419m−

0.6×40g(24g)

0.8L

2(400mg)

AID

Distance

Time

Gels

Water

Salts

Gradient Matrix

Extra

Select a gradient

Uphill

Downhill

>40%

30%

25%

20%

15%

10%

0.5

0.3

0.2

0.3

0.5

Uphill

>40%

30%

25%

20%

15%

10%

0.2

0.3

0.5

10%

15%

20%

25%

30%

>40%

Downhill

Technical sections presentDarker — steeper and longer

Extremes

Gradient Breakdown

44% / 25.5km12% / 7.0km44% / 25.6km

Uphill

>40%×10.5km

30–40%×20.9km

25–30%×31.6km

20–25%×31.1km

15–20%×52.7km

10–15%×84.7km

3–10%×1914.1km

Downhill

>40%×10.2km

30–40%×10.3km

25–30%×20.9km

20–25%×42.4km

15–20%×94.4km

10–15%×104.3km

3–10%×2313.2km

Peaks for this course have not been detected yet.

Skyrunning · ISFSource

ISF technical requirements

Average incline5.6%> 6.0%

Steep sections (30%+)3.1%≥ 5.0%

Max altitude1912 m> 2000 m

Vertical climb3269 m> 1300 m

Asphalt4.6%< 15.0%

UIAA Technical climbing1.7 kmGrade I–II

Possible level

1+23

estimated · high confidence

Level 10/1

Peak reachno detection

Level 21/3

Altitude ≥ 3000 m1912 m

Scrambling1672 m

Rocky footing0 m

Level 31/3

Via ferrata0 m

Glacier0 m

Exposed ridge^*1672 m

* feature detected but below the confident-length floor

About RED COURSE

RED COURSE is a 60.0 km ultra trail of Vucko Trail 2026 in Bjelašnica, Sarajevo, Bosnia & Herzegovina. The race starts on June 19, 2026. The course climbs 3700 m+ and descends 3261 m−, between a low point of 1008 m and a high point of 1912 m. By gradient, 44% of the distance is uphill, 44% downhill and 12% flat. The longest climb runs 3.2 km at an average 13.2% grade (418 m of vertical). The longest descent runs 4.6 km at 19.4% (902 m of vertical). Surface: 80% trail, 12% smooth, and 5% road. Flat-equivalent effort: 96.5 FlatKM.

This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for RED COURSE.

Other distances of Vucko Trail 2026BLACK COURSE (105 km)·BLUE COURSE (40.0 km)·YELLOW COURSE (26.0 km)·GREEN COURSE (14.0 km)

Other editions of RED COURSE2025

Official websitevuckotrail.ba/bs