Cho Oyu | 2011 NW side

A France expedition to Cho Oyu in 2011 via NW side, led by Marie-Helene Rougeron. Summit reached on 4th October 2011. 3 members recorded.

Expedition Details

Field	Value
ID	7346
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY11304
Peak ID	CHOY
Year	2011
Season	3
Host Country	2
Route 1	NW side
Route 2	-
Route 3	-
Route 4	-
Nationality	France
Leaders	Marie-Helene Rougeron
Sponsor	Marie-Helene Rougeron (1st woman chartered accountant)
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	2011-09-16
Summit Date	2011-10-04
Summit Time	1000
Summit Days	18
Total Days	20
Termination Date	2011-10-06
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	2
Summit Hired	2
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(16/09,4700m),ABC(19/09,5700m),C1(23/09,6400m),C2(02/10,7150m),C3(03/10,7500m),Smt(04/10)
Route Notes	Rougeron, Gyalzen and Jangbu left C3 at 11:45 pm on 3 Oct. They got to the top at 10 am NST on 4 Oct and stayed on summit for 30 minutes. The team descended to C2 and spent the night there. Next 5 Oct they went down to ABC. Rougeron said that 15 Chinese climbers and maybe 15 Tibetan summited on same day. Also 3 Australians with Sherpas summited on that day. Rougeron saw Everest and prayer flags on the summit. The weather on summit day was nice. Rougeron team was the last one to summit on that day. Sherpas: Ang Gyalzen Sherpa, 18/3/1983 (4/12/2039), Garma-3, Everest X1 [??] Jangbu Sherpa, 20/7/1987, Chitre, Sisuwa-9, Makalu, Everest X1
Accidents	-
Achievement	1st woman chartered accountant on the roof of the world
Agency	Adventure 6000
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2461450
Year	2011
Summit Success	True
O2 Summary	Used
Route (lowercase)	nw side

Members

Field	Value
ID	54716
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY11304
Member ID	01
Peak ID	CHOY
Year	2011
Season	3
First Name	Marie-Helene
Last Name	Rougeron
Sex	F
Age	0
Birth Date	-
Year of Birth	1961
Calculated Age	50
Citizenship	France
Status	Leader
Residence	Charenton, Val-de-Marne, France
Occupation	-
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	2011-10-04
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1000
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 C2 to smt to C2
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	2435334
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	marie-helene rougeron
Year of Birth	1961
Year	2011
Age at Expedition	50
Role	Leader

Field	Value
ID	54717
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY11304
Member ID	02
Peak ID	CHOY
Year	2011
Season	3
First Name	Ang Gyalzen
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1983
Calculated Age	28
Citizenship	Nepal
Status	H-A Worker
Residence	Garma-3, Solukhumbu
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	2011-10-04
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1000
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
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	1st 8000er
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2443403
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	ang gyalzen sherpa
Year of Birth	1983
Year	2011
Age at Expedition	28
Role	Hired

Field	Value
ID	54718
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY11304
Member ID	03
Peak ID	CHOY
Year	2011
Season	3
First Name	Jangbu
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1987
Calculated Age	24
Citizenship	Nepal
Status	H-A Worker
Residence	Chitre, Sisuwa-9, Makalu-Barun
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	2011-10-04
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1000
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	Nephew of Lhakpa/Lakpa Sherpa (Tamku)
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2444984
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	jangbu sherpa
Year of Birth	1987
Year	2011
Age at Expedition	24
Role	Hired

3 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Marie-Helene Rougeron	F	1961	France	Leader	Charenton, Val-de-Marne, France	-	Details Other expeditions
Ang Gyalzen Sherpa	M	1983	Nepal	H-A Worker	Garma-3, Solukhumbu	-	Details Other expeditions
Jangbu Sherpa	M	1987	Nepal	H-A Worker	Chitre, Sisuwa-9, Makalu-Barun	-	Details Other expeditions

References

0 recorded references.