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About RaceIndexOur methodologyData coverageCyclingTriathlon

TARC Stone Cat Trail Festival

  • Ipswich
  • Massachusetts
  • Parkland
Data current as of

Official event website & entry ↗

Same event — which distance suits you?

DistanceAscentClimb densityDescentNet elevationMax absolute gradeGAP factor
Ultramarathon1,094 m10.9 m/km1,095 m-0 m17.4%1.4%
MarathonUnavailableUnavailableUnavailableUnavailableUnavailableUnavailable
Half Marathon262 m12.4 m/km262 m0 m17.5%1.7%
10K155 m15.5 m/km155 m0 m17.5%2.3%

Ultramarathon

Ascent
1,094 m
Climb density
10.9 m/km
Descent
1,095 m
Net elevation
-0 m
Max absolute grade
17.4%
GAP factor
1.4%

Marathon

Ascent
Unavailable
Climb density
Unavailable
Descent
Unavailable
Net elevation
Unavailable
Max absolute grade
Unavailable
GAP factor
Unavailable

Half Marathon

Ascent
262 m
Climb density
12.4 m/km
Descent
262 m
Net elevation
0 m
Max absolute grade
17.5%
GAP factor
1.7%

10K

Ascent
155 m
Climb density
15.5 m/km
Descent
155 m
Net elevation
0 m
Max absolute grade
17.5%
GAP factor
2.3%

GAP is modelled energy-cost change versus flat, not a time penalty. Unavailable cells mean no sourced value is available yet. Click a distance for its full page.

Compare distances at this event

Same-event questions

What distances does TARC Stone Cat Trail Festival offer?

TARC Stone Cat Trail Festival offers Ultramarathon, Marathon, Half Marathon, 10K, all run from the same event.

Typical conditions on race weekend

  • 9°CTypical temperature
  • 24 kphTypical wind
  • 2 mmTypical rainfall
  • 80Favourability /100
Typical conditions for the race date and locality, within the endurance-optimal window. These are climatological norms, not a forecast, and are shared across every distance at this event.

Explore each distance

How we calculated this

Published facts and derived model outputs on this page are tied to stored sources or a published, version-locked methodology. We show the provenance so runners, coaches and organisers can check it. Data on this page is current as of .

Derived numbers use scoring-methodology-v1.0.

Sources used on this page (3)

Read the full methodology →

Source-backed sections

available route profile, race-day conditions, and source facts are shown on this event page. Sections appear only when their source-backed data is available.