Kullamannen by UTMB - Ultra 100 Miles

Kullamannen 100M Finish Time Predictor

Kullamannen 100M race stats pre-loaded (173 km, 2,300 m D+). Enter a known race result to get an elevation-adjusted finish time estimate.

173km2,300m D+Winner: ~16h18Cutoff: 32h

Full Kullamannen by UTMB - Ultra 100 Miles course data: aid stations, cutoffs, course profile

1. Your race

Kullamannen 100M

173 km · 2300 m D+ · 2108 m D-

Different race?

Have the GPX? Measure the exact course in the GPX Explorer

2. How should we estimate you?

From my Strava historyYour last 90 days of real training. Opens the TrailMath app.Read-only access to your activities. Nothing is posted to Strava, and no training plan is created until you ask for one.

Distance (km)

Elevation gain (m)

Elevation loss (m)

Same as gain. Edit if different.

Finish time

Hours, or h:mm

3. Your predicted finish

196.0 km-effort (ITRA, gain only)206.5 km-effort

Add a past race or your index to get a finish time.

Kullamannen 100M finish times by UTMB Index

Predicted finish on the Kullamannen 100M course (173.0 km, 2,300 m D+) for each UTMB Index, with the margin to the 32h00 cutoff.

Kullamannen 100M: predicted finish time by UTMB Index
UTMB Index	Predicted finish	Average pace	Margin to cutoff
850	12h51	4:27 /km	+19h09
800	14h03	4:52 /km	+17h57
750	15h21	5:20 /km	+16h39
700competitive	16h47	5:49 /km	+15h13
650	18h21	6:22 /km	+13h39
600	20h03	6:57 /km	+11h57
550	21h55	7:36 /km	+10h05
500mid-pack	23h58	8:19 /km	+8h02
450	26h12	9:05 /km	+5h48
400back of the pack	28h38	9:56 /km	+3h22
350	31h18	10:51 /km	+0h42
300	34h13	11:52 /km	2h13 past the cutoff

The 32h00 cutoff sits at about Index 338. The typical winning time, 16h18, sits at about Index 717. A model estimate, not an official ITRA or UTMB figure.

From a result you already have

What the predictor gives on Kullamannen 100M for a few common reference results.

Kullamannen 100M: predicted finish from reference results
Road marathon	3h00 → 20h59	3h30 → 24h29	4h00 → 27h58	4h30 → 31h28
50 km trail, 2,000 m D+	5h30 → 17h41	6h30 → 20h54	7h30 → 24h06	8h30 → 27h17

Road marathons use the tool's rougher power-law fallback.

For arrival times at each checkpoint, use the Kullamannen 100M aid station planner.

Kullamannen 100M course in numbers

Climbing per km: 13 m
ITRA km-effort: 196 (100M)
Highest point: 202 m
Biggest climb: +235 m over 17.0 km at 0.8% (through Hovs Hallar)
Steepest climb: +101 m over 1.6 km at 6.2%
Longest descent: -153 m over 27.5 km at 0.1% (through Svanshall)
Track climbing above 3%: 14%
Winning time / cutoff: 16h18 / 32h00 (2x the winner's time)

Section-by-section climbs, descents and grades are on the Kullamannen 100M course page.

Predict your Kullamannen 100M finish time from a reference race result, adjusted for the course's 173 km and roughly 2,300 m of elevation gain. The overall cutoff is 32h.

About Kullamannen by UTMB - Ultra 100 Miles

Kullamannen by UTMB - Ultra 100 Miles covers 173 km with around 2,300 m of elevation gain, starting in Höganäs, Sweden. The overall cutoff is 32 hours.

Checkpoint data approximate - verify against the current official race guide at kullamannen.utmb.world before your race.

How the prediction works

Your result becomes a UTMB Index, mapped onto Kullamannen 100M by the calibrated model behind the ITRA / UTMB Index Estimator. Full methodology.

Build a training plan targeted at your Kullamannen 100M goal time

TrailMath uses these models to build periodized plans adjusted to your goals and terrain.

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