Cho Oyu | 2009 NW side

A France expedition to Cho Oyu in 2009 via NW side, led by Gabriel-Marc Castetron. Summit reached on 30th September 2009. 2 members recorded.

Expedition Details

Field	Value
ID	6620
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY09330
Peak ID	CHOY
Year	2009
Season	3
Host Country	2
Route 1	NW side
Route 2	-
Route 3	-
Route 4	-
Nationality	France
Leaders	Gabriel-Marc Castetron
Sponsor	Cho Oyu Expedition 2009
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	-
Approach	Zhangmu->Nyalam->Tingri
Basecamp Date	2009-09-10
Summit Date	2009-09-30
Summit Time	0830
Summit Days	20
Total Days	25
Termination Date	2009-10-05
Termination Reason	1
Termination Notes	-
High Point (m)	8188
Traverse	False
Ski	False
Paraglide	False
Camps	3
Fixed Rope (m)	0
Total Members	1
Summit Members	1
Member Deaths	0
Total Hired	1
Summit Hired	1
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(10/09,4600m),ABC(12/09,5600m),C1(18/09,6400m),C2(22/09,7200m),C3(29/09,7500m),Smt(30/09)
Route Notes	BC at CBC/midcamp on 11 Oct at 5200m. Castetron and Karma started from C3 at 1 am NST on 30 September, reached summit at 8:30 am, stayed on summit for 15 minutes, then descended to C2 at 2 pm, slept there. Next day to C1 and continued to ABC. Castetron had a good view of Everest, Lhotse, Nuptse, Makalu. Sherpa: Karma Gyalzen, 26/9/76, Surke, Chaurikharka-4, Solu, Everest X1
Accidents	-
Achievement	-
Agency	Thamserku Trekking
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2460669
Year	2009
Summit Success	True
O2 Summary	Used
Route (lowercase)	nw side

Members

Field	Value
ID	49702
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY09330
Member ID	01
Peak ID	CHOY
Year	2009
Season	3
First Name	Gabriel-Marc
Last Name	Castetron
Sex	M
Age	0
Birth Date	-
Year of Birth	1953
Calculated Age	56
Citizenship	France
Status	Leader
Residence	Bedous, Pyrenees-Atlantiques, France
Occupation	Dental surgeon
Leader	True
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	False
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2009-09-30
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	True
O2 None	False
O2 Climb	True
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	From C3 to smt to C3
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2432307
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	gabriel-marc castetron
Year of Birth	1953
Year	2009
Age at Expedition	56
Role	Leader

Field	Value
ID	49703
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY09330
Member ID	02
Peak ID	CHOY
Year	2009
Season	3
First Name	Karma Gyalzen (Karma Geljen)
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1971
Calculated Age	38
Citizenship	Nepal
Status	H-A Worker
Residence	Surke, Khumbu
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	True
Tibetan	False
Summit Success	True
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	False
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2009-09-30
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0830
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	0
Ascent 2	0
Ascent 3	0
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Notes	-
Death	False
Death Date	-
Death Time	-
Death Type	0
Death Height (m)	0
Death Class	0
AMS	False
Weather	False
Injury	False
Injury Date	-
Injury Time	-
Injury Type	0
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2439064
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	karma gyalzen (karma geljen) sherpa
Year of Birth	1971
Year	2009
Age at Expedition	38
Role	Hired

2 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Gabriel-Marc Castetron	M	1953	France	Leader	Bedous, Pyrenees-Atlantiques, France	Dental surgeon	Details Other expeditions
Karma Gyalzen (Karma Geljen) Sherpa	M	1971	Nepal	H-A Worker	Surke, Khumbu	-	Details Other expeditions

References

0 recorded references.