Cho Oyu | 2005 NW side

A USA expedition to Cho Oyu in 2005 via NW side, led by David Morton. Summit reached on 21st September 2005. 8 members recorded.

Expedition Details

Field	Value
ID	5067
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY05336
Peak ID	CHOY
Year	2005
Season	3
Host Country	2
Route 1	NW side
Route 2	-
Route 3	-
Route 4	-
Nationality	USA
Leaders	David Morton
Sponsor	Alpine Ascents International (AAI) Cho Oyu Expedition 2005
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	Lhasa->Tingri
Basecamp Date	2005-08-29
Summit Date	2005-09-21
Summit Time	1130
Summit Days	23
Total Days	26
Termination Date	2005-09-24
Termination Reason	1
Termination Notes	-
High Point (m)	8188
Traverse	False
Ski	False
Paraglide	False
Camps	3
Fixed Rope (m)	1000
Total Members	6
Summit Members	5
Member Deaths	0
Total Hired	3
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	Attempted Xixabangma (Morton and Lhakpa Rita)
Campsites	BC(29/08,4900m),ABC(03/09,5700m),C1(09/09,6400m),C2(14/09,7100m),C3(20/09,7400m),Smt(21/09)
Route Notes	Team left C3 at 4:30 am (NT) and spent 15 minutes on summit. They descended to C2, where they arrived at 6 pm (NT) Mrozek abandoned climb below C1 (6000m) due to fatigue. He left BC on 11 Sept. Morton and Lhakpa Rita went to Xixabangma south side. They got to 6200m and abandoned climb due to logistical problems (gear was wrongly sent back to KTM).
Accidents	Mingma Tshering tooth infection
Achievement	-
Agency	Sherpa Shangri-La Trekking
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2459060
Year	2005
Summit Success	True
O2 Summary	Used
Route (lowercase)	nw side

Members

Field	Value
ID	38640
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	01
Peak ID	CHOY
Year	2005
Season	3
First Name	David Charles (Dave)
Last Name	Morton
Sex	M
Age	0
Birth Date	-
Year of Birth	1971
Calculated Age	34
Citizenship	USA
Status	Leader
Residence	Seattle, Washington
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	2005-09-21
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1130
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 and to top and back 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	2439115
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	david charles (dave) morton
Year of Birth	1971
Year	2005
Age at Expedition	34
Role	Leader

Field	Value
ID	38641
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	02
Peak ID	CHOY
Year	2005
Season	3
First Name	Michael J.
Last Name	Hines
Sex	M
Age	0
Birth Date	-
Year of Birth	1963
Calculated Age	42
Citizenship	USA
Status	Climber
Residence	Spokane, Washington
Occupation	Attorney
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	2005-09-21
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1130
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 and to top and back 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	2435962
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	michael j. hines
Year of Birth	1963
Year	2005
Age at Expedition	42
Role	Member

Field	Value
ID	38642
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	03
Peak ID	CHOY
Year	2005
Season	3
First Name	Kevin David
Last Name	Jones
Sex	M
Age	0
Birth Date	-
Year of Birth	1964
Calculated Age	40
Citizenship	USA
Status	Climber
Residence	Veradale, Washington
Occupation	Salesman of factory automation controls
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	2005-09-21
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1130
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 and to top and back 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	2436622
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	kevin david jones
Year of Birth	1964
Year	2005
Age at Expedition	41
Role	Member

Field	Value
ID	38643
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	04
Peak ID	CHOY
Year	2005
Season	3
First Name	Anthony C. (Tony)
Last Name	King
Sex	M
Age	0
Birth Date	-
Year of Birth	1962
Calculated Age	42
Citizenship	UK
Status	Climber
Residence	Wilmslow, Cheshire, England
Occupation	Management consultant
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	2005-09-21
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1130
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 and to top and back 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	2435902
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	anthony c. (tony) king
Year of Birth	1962
Year	2005
Age at Expedition	43
Role	Member

Field	Value
ID	38644
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	05
Peak ID	CHOY
Year	2005
Season	3
First Name	Donald J.
Last Name	Mrozek
Sex	M
Age	0
Birth Date	-
Year of Birth	1945
Calculated Age	60
Citizenship	USA
Status	Climber
Residence	Manhattan, Kansas
Occupation	University professor of history
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)	6000
Summit Date 1	-
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	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	1
Summit Term	7
HCN	0
Checksum	2429585
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	donald j. mrozek
Year of Birth	1945
Year	2005
Age at Expedition	60
Role	Member

Field	Value
ID	38645
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	06
Peak ID	CHOY
Year	2005
Season	3
First Name	Suzanne Kay
Last Name	Nance
Sex	F
Age	0
Birth Date	-
Year of Birth	1960
Calculated Age	45
Citizenship	USA
Status	Climber
Residence	Inverness, Illinois
Occupation	Personal trainer (in sports especially)
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	2005-09-21
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1130
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 and to top and back 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	2434924
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	suzanne kay nance
Year of Birth	1960
Year	2005
Age at Expedition	45
Role	Member

Field	Value
ID	38646
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	07
Peak ID	CHOY
Year	2005
Season	3
First Name	Lhakpa Rita
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1966
Calculated Age	39
Citizenship	Nepal
Status	H-A Worker
Residence	Thami, 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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2005-09-21
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1130
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	5th ascent of Cho Oyu; brother of Kami Rita (Topke)
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2437306
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	lhakpa rita sherpa
Year of Birth	1966
Year	2005
Age at Expedition	39
Role	Hired

Field	Value
ID	38647
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY05336
Member ID	08
Peak ID	CHOY
Year	2005
Season	3
First Name	Tshering Dorje
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1970
Calculated Age	35
Citizenship	Nepal
Status	H-A Worker
Residence	Kharikhola, 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	-
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2005-09-21
Summit Date 2	-
Summit Date 3	-
Summit Time 1	1130
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	3rd ascent of Cho Oyu
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2438712
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	tshering dorje sherpa
Year of Birth	1970
Year	2005
Age at Expedition	35
Role	Hired

8 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
David Charles (Dave) Morton	M	1971	USA	Leader	Seattle, Washington	Alpine guide	Details Other expeditions
Michael J. Hines	M	1963	USA	Climber	Spokane, Washington	Attorney	Details Other expeditions
Kevin David Jones	M	1964	USA	Climber	Veradale, Washington	Salesman of factory automation controls	Details Other expeditions
Anthony C. (Tony) King	M	1962	UK	Climber	Wilmslow, Cheshire, England	Management consultant	Details Other expeditions
Donald J. Mrozek	M	1945	USA	Climber	Manhattan, Kansas	University professor of history	Details Other expeditions
Suzanne Kay Nance	F	1960	USA	Climber	Inverness, Illinois	Personal trainer (in sports especially)	Details Other expeditions
Lhakpa Rita Sherpa	M	1966	Nepal	H-A Worker	Thami, Khumbu	-	Details Other expeditions
Tshering Dorje Sherpa	M	1970	Nepal	H-A Worker	Kharikhola, Solukhumbu	-	Details Other expeditions

References

Field	Value
ID	7971
Imported	2026-03-06 18:06:36.307770
Expedition ID	CHOY05336
Reference ID	01
Year	2005
Type	5
Journal	-
Author	-
Title	http://www.alpineascents.com/cho-oyu-cybercast05.asp
Publisher	-
Publication Date	-
Language	-
Citation	-
Yak 94	-
Notes	-

1 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
CHOY05336	-	-	http://www.alpineascents.com/cho-oyu-cybercast05.asp	-	-	-