Cho Oyu | 1996 W side (direct from C2 to top)

A Switzerland expedition to Cho Oyu in 1996 via W side (direct from C2 to top), led by Bruno Hasler. Summit reached on 2nd May 1996. 7 members recorded.

Expedition Details

Field	Value
ID	1721
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY96104
Peak ID	CHOY
Year	1996
Season	1
Host Country	2
Route 1	W side (direct from C2 to top)
Route 2	-
Route 3	-
Route 4	-
Nationality	Switzerland
Leaders	Bruno Hasler
Sponsor	International Mountain Climbing (IMC) Swiss to Cho Oyu & Xixa
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	195 w/Swz,198
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	Spain
Approach	-
Basecamp Date	1996-04-13
Summit Date	1996-05-02
Summit Time	0700
Summit Days	19
Total Days	27
Termination Date	1996-05-10
Termination Reason	1
Termination Notes	-
High Point (m)	8188
Traverse	False
Ski	False
Paraglide	False
Camps	0
Fixed Rope (m)	0
Total Members	7
Summit Members	6
Member Deaths	0
Total Hired	4
Summit Hired	0
Hired Deaths	0
No Hired	False
O2 Used	False
O2 None	True
O2 Climb	False
O2 Descent	False
O2 Sleep	False
O2 Medical	False
O2 Taken	False
O2 Unknown	False
Other Summits	Climbed Xixabangma (except Schmid)
Campsites	BC(13/04,4800m),ABC(17/04,5400m),C1(20/04,6400m),C2(26/04,7200m),Smt(02,04/05)
Route Notes	Schmid and Zinsli left C2 about 8:00 pm 1 May with Loretan's party and on top 7:00 am with Loretan men and down to C1 that day. On 3 May from C2 at 9:30 pm and on summit on 4th at 8:30 am (climbed through the night of full moon in beautiful but very windy night) and down to C1. Team used 4 Tibetans to C1.
Accidents	Schmid frostbitten fingers
Achievement	-
Agency	Asian Trekking
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2455937
Year	1996
Summit Success	True
O2 Summary	None
Route (lowercase)	w side (direct from c2 to top)

Members

Field	Value
ID	5619
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY96104
Member ID	02
Peak ID	CHOY
Year	1996
Season	1
First Name	Daniel
Last Name	Bieri
Sex	M
Age	0
Birth Date	-
Year of Birth	1968
Calculated Age	27
Citizenship	Switzerland
Status	Climber
Residence	Sursee, Luzern, Switzerland
Occupation	Alpine guide
Leader	False
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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	1996-05-04
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	198
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	2438109
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	daniel bieri
Year of Birth	1968
Year	1996
Age at Expedition	28
Role	Member

Field	Value
ID	5620
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY96104
Member ID	01
Peak ID	CHOY
Year	1996
Season	1
First Name	Bruno
Last Name	Hasler
Sex	M
Age	0
Birth Date	-
Year of Birth	1959
Calculated Age	36
Citizenship	Switzerland
Status	Leader
Residence	Mastrils, Graubunden, Switzerland
Occupation	Alpine guide
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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	1996-05-04
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	198
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	2434748
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	bruno hasler
Year of Birth	1959
Year	1996
Age at Expedition	37
Role	Leader

Field	Value
ID	5621
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY96104
Member ID	03
Peak ID	CHOY
Year	1996
Season	1
First Name	Arthur
Last Name	Kaeslin
Sex	M
Age	0
Birth Date	-
Year of Birth	1969
Calculated Age	27
Citizenship	Switzerland
Status	Climber
Residence	Beckenried, Lucerne, Switzerland
Occupation	Carpenter
Leader	False
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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	1996-05-04
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	198
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	2438211
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	arthur kaeslin
Year of Birth	1969
Year	1996
Age at Expedition	27
Role	Member

Field	Value
ID	5622
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY96104
Member ID	04
Peak ID	CHOY
Year	1996
Season	1
First Name	Rosa Maria
Last Name	Real Soriano
Sex	F
Age	0
Birth Date	-
Year of Birth	1963
Calculated Age	32
Citizenship	Spain
Status	Climber
Residence	Valencia, Spain
Occupation	Sports teacher
Leader	False
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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	1996-05-04
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	198
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	2436135
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	rosa maria real soriano
Year of Birth	1963
Year	1996
Age at Expedition	33
Role	Member

Field	Value
ID	5623
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY96104
Member ID	05
Peak ID	CHOY
Year	1996
Season	1
First Name	Markus
Last Name	Schmid
Sex	M
Age	0
Birth Date	-
Year of Birth	1966
Calculated Age	29
Citizenship	Switzerland
Status	Climber
Residence	St. Gallen, Switzerland
Occupation	Technician
Leader	False
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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	1996-05-02
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0700
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	195
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	True
Injury Date	-
Injury Time	-
Injury Type	3
Injury Height (m)	0
Death Notes	-
Member Notes	-
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2437280
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	markus schmid
Year of Birth	1966
Year	1996
Age at Expedition	30
Role	Member

Field	Value
ID	5624
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY96104
Member ID	06
Peak ID	CHOY
Year	1996
Season	1
First Name	Daniel
Last Name	Weber
Sex	M
Age	0
Birth Date	-
Year of Birth	1959
Calculated Age	37
Citizenship	Switzerland
Status	Climber
Residence	Chur, Graubunden, Switzerland
Occupation	Engineer
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	False
Sherpa	False
Tibetan	False
Summit Success	False
Claimed	False
Disputed	False
Solo	False
Traverse	False
Ski	False
Paraglide	False
Speed	-
High Point (m)	False
Personal High Point (m)	7000
Summit Date 1	-
Summit Date 2	-
Summit Date 3	-
Summit Time 1	-
Summit Time 2	-
Summit Time 3	-
Route 1	0
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	0
Summit Term	0
HCN	0
Checksum	2434605
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	daniel weber
Year of Birth	1959
Year	1996
Age at Expedition	37
Role	Member

Field	Value
ID	5625
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY96104
Member ID	07
Peak ID	CHOY
Year	1996
Season	1
First Name	Christian
Last Name	Zinsli
Sex	M
Age	0
Birth Date	-
Year of Birth	1968
Calculated Age	28
Citizenship	Switzerland
Status	Climber
Residence	Thalkirch, Graubunden, Switzerland
Occupation	Alpine guide
Leader	False
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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	1996-05-02
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0700
Summit Time 2	-
Summit Time 3	-
Route 1	1
Route 2	0
Route 3	0
Ascent 1	195
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	2437856
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	christian zinsli
Year of Birth	1968
Year	1996
Age at Expedition	28
Role	Member

7 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Daniel Bieri	M	1968	Switzerland	Climber	Sursee, Luzern, Switzerland	Alpine guide	Details Other expeditions
Bruno Hasler	M	1959	Switzerland	Leader	Mastrils, Graubunden, Switzerland	Alpine guide	Details Other expeditions
Arthur Kaeslin	M	1969	Switzerland	Climber	Beckenried, Lucerne, Switzerland	Carpenter	Details Other expeditions
Rosa Maria Real Soriano	F	1963	Spain	Climber	Valencia, Spain	Sports teacher	Details Other expeditions
Markus Schmid	M	1966	Switzerland	Climber	St. Gallen, Switzerland	Technician	Details Other expeditions
Daniel Weber	M	1959	Switzerland	Climber	Chur, Graubunden, Switzerland	Engineer	Details Other expeditions
Christian Zinsli	M	1968	Switzerland	Climber	Thalkirch, Graubunden, Switzerland	Alpine guide	Details Other expeditions

References

0 recorded references.