The Hiking World

Stok to Tsomoriri

OSM hiking traverse Stok to Tsomoriri, Ladakh (172.35 km nwn line over a dozen passes). Not Stok La. Vertical figures from the Wave I-5 GLO-30 resample. Days unknown. Provisional-listed.

Byline

  • The Hiking World editorial · author

    Desk byline for seed records. Named surveying editors replace this once a trail is verified.

Figures marked provisional are seed data and still need verification. Source and last-checked date sit under each cited value.

Altitude weather delta

High 5,431 m minus low 3,598 m is 1,833 m of relief on this record. A standard tropospheric lapse of 6.5 °C per 1,000 m implies about 11.9 °C cooler at the high point than the valley, all else equal.

That is a model (International Standard Atmosphere environmental lapse), not a forecast and not a trail-closure. Wind, snow, and storms stay in Hazards.

derived:lapse-rate · 2026-09-10 · provisional

ISA 6.5 °C / 1,000 m · wikipedia.org · 2026-09-10

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Facts34.056, 77.538
Distance172.35 km*
OSM line (ODbL, rel 17169571) · 2026-09-21 · osm · provisional
Ascent+9,012 m*
Copernicus GLO-30 (30 m resample) · 2026-09-21 · dem · provisional
Descent8,213 m*
Copernicus GLO-30 (30 m resample) · 2026-09-21 · dem · provisional
High point5,431 m*
Copernicus GLO-30 · 2026-09-21 · dem · provisional
Low point3,598 m
Copernicus GLO-30 · 2026-09-21 · dem
Routepoint-to-point
Days14
Seasonunverified
GradeOSM sac_scale: demanding_mountain_hiking · SAC T3 · YDS 2

Editorial v1 · Provisional catalog

DifficultyOSM sac_scale: demanding_mountain_hiking

Challenging

SAC T3
Demanding mountain hiking. Exposed sections possible; hands may be needed for balance.
YDS Class 2
Class 2. Simple scrambling, occasional use of hands.
openstreetmap.org · 2026-09-21

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Ingested from OpenStreetMap relation 17169571 (ODbL). The mapped line is that geometry. Distance, ascent, descent, and high/low points are the Wave I-5 evidence-sheet figures (adjudicated 2026-09-21). Season was not sourced. SAC is OSM-sourced demanding_mountain_hiking (T3, ODbL, lastVerified 2026-09-21); YDS is the site cross-walk, still provisional.

OSM 2D length is 172.35 km (OSM line, ODbL, relation 17169571, lastVerified 2026-09-21). Provisional — OSM line, no cited itinerary. Different relation from Stok La 11232944 and unpublished Stok Kangri approach 11232945; do not merge. Stok Kangri is a closed Mountain Guide, not a trail. Ingest stored assembly 172.5 km. The published DataPoint is the evidence-sheet 172.35 km for relation 17169571.

typicalDays 14 is Math.round(lengthKm/12), a placeholder. Days are unknown on the evidence sheet and stay provisional.

High 5,431 m is Copernicus GLO-30 (lastVerified 2026-09-21). Low 3,598 m is the same DEM resample, verified. Ascent 9,012 m / descent 8,213 m remain provisional DEM.

Permit is Unverified (not sourced from OSM or an official tariff; evidence sheet 2026-09-21). Ladakh PAP/ILP likely for many areas; confirm officially before travel. Season is unknown. OSM water context (ODbL, lastVerified 2026-09-21), not a potability or reliability claim and not mapped to WaterSource points (no honest atFraction): +23 springs.

Water

No water sources recorded.

Permits & fees

Permit status is unverified. Permit was not sourced from OSM or an official tariff this pass (evidence sheet Unverified, 2026-09-21). Ladakh PAP/ILP likely for many areas; confirm officially before travel. Different relation from stok-la (11232944) and unpublished Stok Kangri approach 11232945; do not merge.

Getting there

No sourced gateway chain yet.

Trailheads

  • OSM line start car-free: unknown
  • OSM line end car-free: unknown

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Hazards

    Questions

    Do I need a permit for Stok to Tsomoriri?

    Permit status is unverified for Stok to Tsomoriri. This desk does not assert that a walking permit is or is not required.

    How difficult is Stok to Tsomoriri?

    Stok to Tsomoriri is graded OSM sac_scale: demanding_mountain_hiking · SAC T3 · YDS 2.

    How long is Stok to Tsomoriri?

    The length on this record is 172.35 km (provisional). Published figures may differ. See /guides/how-long-is-the-trail

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