Races

No Business

TennesseeOctober

Tennessee Big South Fork. Eighteen thousand feet. Gorge trails. October leaves on sandstone.

100 mi+2,226 ft-2,223 ft34 hours586 ft to 746 fttech 5/10Checkpoints per race bookBig South ForkWSER qualifierOctoberWSER qualifier
Distance100 mi
Gain+2,226 ft
Loss-2,223 ft
Altitude586 ft to 746 ft
Technicality5/10
Air40°F to 80°F
Gradient profileOfficial race GPX
  • Start686 ft
  • High746 ft
  • Low586 ft
  • Finish689 ft

Geometryderived

Steepest drop118 ft-1.1% over 2.1 mi
Night miles47 misunset near 18:00 local

The cruxBig South Fork gorge descent on tired quads (near mile 65)

Course DNA

The Course

No Business runs 100 mi through Tennessee. +2,226 ft gain and -2,223 ft loss. Surfaces skew 80% trail / 20% dirt road. Big South Fork gorge descent on tired quads. High point near 746 ft. Low near 586 ft. October temps run 40°F to 80°F. The course rewards patience early and punishes rushed descents after mile 50.

The Work

Train for 2,226 feet of climbing across 100 mi. Back-to-back long runs on trail. Practice power-hiking grades above 15 percent. 34 hours total means limited margin: rehearse fueling every 45 to 60 minutes and downhill eccentric work weekly. Technicality 5/10. Build a block that simulates the crux near mile 65.

Kit

October in Tennessee: plan for 40°F to 80°F. Mandatory shell if rain is in forecast. Headlamp with spare batteries if 34 hours pushes past dark. Poles help on sustained climbs above mile 25. Vest capacity for 2 liters minimum. Shoes matched to 80% trail: lugs for mud, rock plate if the course turns technical after mile 50.

Race Day

Hold effort through mile 25. The field often splits on the first big climb after mile 50. Big South Fork gorge descent on tired quads near mile 65 is where time is won or lost. Walk the steep pinches. Run the flats and gentle downhills. Crew at major aids: socks, calories, ice if hot. Transitions under 5 minutes when possible. Final third is 33 miles of fatigue management. Finish with reserve for the last descent.

Sources (1)

No Business