Cho Oyu | 2025 NW side

A Ireland expedition to Cho Oyu in 2025 via NW side, led by Robert Kelso. Summit reached on 14th October 2025. 10 members recorded.

Expedition Details

Change history — how this expedition, its members and references have changed between database releases.

Field Value
ID 3762
Imported 2026-11-04 22:32:23.994980
Expedition ID CHOY25305
Peak ID CHOY
Year 2025
Season 3
Host Country 2
Route 1 NW side
Route 2 -
Route 3 -
Route 4 -
Nationality Ireland
Leaders Robert Kelso
Sponsor Adventure Consultants Cho Oyu Expedition 2025
Success 1 True
Success 2 False
Success 3 False
Success 4 False
Ascent 1 -
Ascent 2 -
Ascent 3 -
Ascent 4 -
Claimed False
Disputed False
Countries UK
Approach -
Basecamp Date 2025-09-26
Summit Date 2025-10-14
Summit Time 0800
Summit Days 18
Total Days 20
Termination Date 2025-10-16
Termination Reason 1
Termination Notes -
High Point (m) 8188
Traverse False
Ski False
Paraglide False
Camps 2
Fixed Rope (m) 0
Total Members 5
Summit Members 5
Member Deaths 0
Total Hired 5
Summit Hired 5
Hired Deaths 0
No Hired False
O2 Used True
O2 None False
O2 Climb True
O2 Descent False
O2 Sleep False
O2 Medical False
O2 Taken False
O2 Unknown False
Other Summits -
Campsites BC(26/09,4800m),ABC(28/09,5700m),C1(01/10,6400m),C2(134/10,7100m),Smt(14/10)
Route Notes Approach: Jeep KTM to Tingri BC 26/09 4800m ABC 28/09 5700m C1 01/10 6400m C2 13/10 7100m Smt 14/10 by all members, all Sherpas. Group went trekking in Langtang valley for acclimatization before expedition. Gupta was guiding Isted, Smith guiding Bramwell and Wilde. Lots of snow at the start of October, once the snow stopped, the wind picked up. Wind blew much of the snow away, making for good conditions on the mountain. On summit push not too windy, max. 20 knots. Very sunny, very good views from the top. Gupta with Isted, Tashi Thundu and Pasang Bhote set off from C2 at 12:30 am, on the summit at 9:07 am (Nepali time). Smith with clients, Sanduk Dorji, Pasang Rinjin and Da Jangbu set off from C2 at 1:30 am, on the top at 8 am (Nepali time). They stayed on the top for 20 minutes, down to C2 for some rest and to C1 for the night at 6:30 pm (Nepali time). Next day everyone to ABC, on 16/10 from ABC to Tingri. On 17/10 from Tingri to Lhasa by jeep, on 18/10 flight Lhasa to Chengdu, on 19/10 flight Chengdu to Kathmandu. Oxygen: Taken and used from C1 to the summit and down to C1/C2 by members From C2 to the summit and down to C2/C1 by Sherpas. Accidents: Wilde took a fall not far from C1 and hurt his shoulder, nothing severe.
Accidents -
Achievement -
Agency Himalayan Guides
Commercial Route True
Standard Route True
Primary Route False
Primary Member False
Primary Reference False
Primary ID -
Checksum 2464293
Year 2025
Summit Success True
O2 Summary Used
Route (lowercase) nw side

Members

10 recorded members.

Name Sex Year of Birth Citizenship Status Residence Occupation
Robert Kelso Smith M 1971 Ireland/UK Leader Fort William, Inverness, Scotland Alpine guide Details Other expeditions
Jonathan Christian Gupta M 1986 UK Climbing Guide Caernarfon, Wales Alpine guide Details Other expeditions
Sarah Teresa Isted F 1974 UK Climber Crawley, W Sussex, England Accountant Details Other expeditions
David Stevenon Wilde M 1965 UK Climber Wigton, Cumbria, England Company director Details Other expeditions
Gerhard Michael Bramwell M 1977 UK Climber Gloucester, England Landscaper Details Other expeditions
Tashi Thundup/Thundu Sherpa M 1985 Nepal H-A Worker Khumjung, Khumbu - Details Other expeditions
Dawa Jangbu (Da Jangbu) Sherpa M 1973 Nepal H-A Worker Pangboche, Khumbu - Details Other expeditions
Pasang Bhote M 1973 Nepal H-A Worker Chepuwa-1, Makalu-Barun - Details Other expeditions
Samduk Dorje (Sanduk Dorje) Tamang M 1983 Nepal H-A Worker Pangboche, Khumbu - Details Other expeditions
Pasang Rinji Sherpa M 1996 Nepal H-A Worker Khumjung, Khumbu - Details Other expeditions

References

0 recorded references.