Cho Oyu | 1998 NW side

A UK expedition to Cho Oyu in 1998 via NW side, led by Henry Todd. Summit reached on 26th September 1998. 17 members recorded.

Expedition Details

Field	Value
ID	3129
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY98318
Peak ID	CHOY
Year	1998
Season	3
Host Country	2
Route 1	NW side
Route 2	-
Route 3	-
Route 4	-
Nationality	UK
Leaders	Henry Todd
Sponsor	Himalayan Guides Cho Oyu 98
Success 1	True
Success 2	False
Success 3	False
Success 4	False
Ascent 1	309,314
Ascent 2	-
Ascent 3	-
Ascent 4	-
Claimed	False
Disputed	False
Countries	Austria, Ireland, USA, Yugoslavia
Approach	-
Basecamp Date	1998-09-05
Summit Date	1998-09-26
Summit Time	-
Summit Days	21
Total Days	30
Termination Date	1998-10-05
Termination Reason	1
Termination Notes	-
High Point (m)	8188
Traverse	False
Ski	False
Paraglide	False
Camps	3
Fixed Rope (m)	0
Total Members	15
Summit Members	11
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	-
Campsites	BC(05/09),ABC(07/09,5400m),C1(10/09,6100m),C2(15/09,6800m),C3(25/09,7300m),Smt(26-27/09)
Route Notes	Lovely weather to start in and turned bad only on 28 Sept. Oxygen used on 26th Sept ascent by Lapkass and Gaddard C3 to top; 27th Ferlan, Jacimovic, Gubser and Mellor from C3 to top and back to C3. Todd was in 2nd summit party but gave his oxygen to Mellor at 8000m on shoulder of mountain.
Accidents	Nothing
Achievement	-
Agency	Arun Treks
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	-
Primary ID	-
Checksum	2456861
Year	1998
Summit Success	True
O2 Summary	Used
Route (lowercase)	nw side

Members

Field	Value
ID	22605
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	15
Peak ID	CHOY
Year	1998
Season	3
First Name	Michael J. (Mike)
Last Name	Trueman
Sex	M
Age	0
Birth Date	-
Year of Birth	1952
Calculated Age	46
Citizenship	UK
Status	Climber
Residence	Gosport, Hampshire, England
Occupation	Director
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)	0
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	2432064
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	michael j. (mike) trueman
Year of Birth	1952
Year	1998
Age at Expedition	46
Role	Member

Field	Value
ID	22591
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	03
Peak ID	CHOY
Year	1998
Season	3
First Name	Timothy Alan (Tim)
Last Name	Cowen
Sex	M
Age	0
Birth Date	-
Year of Birth	1962
Calculated Age	36
Citizenship	USA
Status	Climber
Residence	Denver, Colorado
Occupation	Surveyor
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	1998-09-26
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	309
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	2435640
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	timothy alan (tim) cowen
Year of Birth	1962
Year	1998
Age at Expedition	36
Role	Member

Field	Value
ID	22592
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	04
Peak ID	CHOY
Year	1998
Season	3
First Name	Goran
Last Name	Ferlan
Sex	M
Age	0
Birth Date	-
Year of Birth	1963
Calculated Age	35
Citizenship	Yugoslavia
Status	Climber
Residence	Ruma, Serbia, Yugoslavia
Occupation	Secondary school physics 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	1998-09-27
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	314
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 top 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	2435965
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	goran ferlan
Year of Birth	1963
Year	1998
Age at Expedition	35
Role	Member

Field	Value
ID	22593
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	05
Peak ID	CHOY
Year	1998
Season	3
First Name	Mark Kimball
Last Name	Goddard
Sex	M
Age	0
Birth Date	-
Year of Birth	1957
Calculated Age	41
Citizenship	USA
Status	Climber
Residence	Salt Lake City, Utah
Occupation	Physician
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	1998-09-26
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	309
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	During ascent on 26th Sept
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	2433910
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	mark kimball goddard
Year of Birth	1957
Year	1998
Age at Expedition	41
Role	Member

Field	Value
ID	22594
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	06
Peak ID	CHOY
Year	1998
Season	3
First Name	Nicholas J. (Nick)
Last Name	Gubser
Sex	M
Age	0
Birth Date	-
Year of Birth	1938
Calculated Age	60
Citizenship	USA
Status	Climber
Residence	Aspen, Colorado
Occupation	Property manager
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	1998-09-27
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	314
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 top 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	2427052
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	nicholas j. (nick) gubser
Year of Birth	1938
Year	1998
Age at Expedition	60
Role	Member

Field	Value
ID	22595
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	07
Peak ID	CHOY
Year	1998
Season	3
First Name	Dragan
Last Name	Jacimovic
Sex	M
Age	0
Birth Date	-
Year of Birth	1969
Calculated Age	29
Citizenship	Yugoslavia
Status	Climber
Residence	Pancevo, Serbia, Yugoslavia
Occupation	Graduate student in physiology
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	1998-09-27
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	314
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 top 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	2438319
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	dragan jacimovic
Year of Birth	1969
Year	1998
Age at Expedition	29
Role	Member

Field	Value
ID	22596
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	08
Peak ID	CHOY
Year	1998
Season	3
First Name	David
Last Name	Lambert
Sex	M
Age	0
Birth Date	-
Year of Birth	1956
Calculated Age	41
Citizenship	UK
Status	Climber
Residence	Adelaide, SA, Australia
Occupation	Computer support provider
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	1998-09-26
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	309
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	2433641
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	david lambert
Year of Birth	1956
Year	1998
Age at Expedition	42
Role	Member

Field	Value
ID	22597
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	02
Peak ID	CHOY
Year	1998
Season	3
First Name	Andrew Atis (Andy)
Last Name	Lapkass
Sex	M
Age	0
Birth Date	-
Year of Birth	1958
Calculated Age	40
Citizenship	USA
Status	Deputy Leader
Residence	Breckenridge, Colorado
Occupation	Alpine guide, physician's assistant, carpenter
Leader	False
Deputy	True
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	1998-09-26
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	309
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	During ascent on 26th Sept
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	2434129
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	andrew atis (andy) lapkass
Year of Birth	1958
Year	1998
Age at Expedition	40
Role	Deputy

Field	Value
ID	22598
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	09
Peak ID	CHOY
Year	1998
Season	3
First Name	Andreas
Last Name	Mayer
Sex	M
Age	0
Birth Date	-
Year of Birth	1962
Calculated Age	36
Citizenship	Austria
Status	Climber
Residence	Vienna, Austria
Occupation	Physician
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	1998-09-27
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	314
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	2435740
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	andreas mayer
Year of Birth	1962
Year	1998
Age at Expedition	36
Role	Member

Field	Value
ID	22599
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	10
Peak ID	CHOY
Year	1998
Season	3
First Name	Laura T.
Last Name	Medina
Sex	F
Age	0
Birth Date	-
Year of Birth	1963
Calculated Age	34
Citizenship	USA
Status	Climber
Residence	Edwards, Colorado
Occupation	Physician
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	1998-09-26
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	309
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	2436236
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	laura t. medina
Year of Birth	1963
Year	1998
Age at Expedition	35
Role	Member

Field	Value
ID	22600
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	11
Peak ID	CHOY
Year	1998
Season	3
First Name	George David
Last Name	Mellor
Sex	M
Age	0
Birth Date	-
Year of Birth	1942
Calculated Age	56
Citizenship	UK
Status	Climber
Residence	Freeport, Bahamas
Occupation	Building contractor
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	1998-09-27
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	314
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 top 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	2428496
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	george david mellor
Year of Birth	1942
Year	1998
Age at Expedition	56
Role	Member

Field	Value
ID	22601
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	12
Peak ID	CHOY
Year	1998
Season	3
First Name	Damian G. B.
Last Name	Ryan
Sex	M
Age	0
Birth Date	-
Year of Birth	1960
Calculated Age	38
Citizenship	Ireland
Status	Climber
Residence	Hong Kong
Occupation	Police officer
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	1998-09-26
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	309
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	2434880
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	damian g. b. ryan
Year of Birth	1960
Year	1998
Age at Expedition	38
Role	Member

Field	Value
ID	22602
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	13
Peak ID	CHOY
Year	1998
Season	3
First Name	Thomas Ely (Tom)
Last Name	Taplin, Jr.
Sex	M
Age	0
Birth Date	-
Year of Birth	1953
Calculated Age	45
Citizenship	USA
Status	Climber
Residence	Santa Monica, California
Occupation	Photographer & writer
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)	0
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	(1953-2015) Died 25 April 2015 at Everest BC from avalanche
Summit Bid	0
Summit Term	0
HCN	0
Checksum	2432498
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	thomas ely (tom) taplin, jr.
Year of Birth	1953
Year	1998
Age at Expedition	45
Role	Member

Field	Value
ID	22603
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	01
Peak ID	CHOY
Year	1998
Season	3
First Name	Henry Barclay
Last Name	Todd
Sex	M
Age	0
Birth Date	-
Year of Birth	1945
Calculated Age	53
Citizenship	UK
Status	Leader
Residence	Edinburgh, Scotland
Occupation	Expedition organizer & leader
Leader	True
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	False
High Point (m)	False
Personal High Point (m)	8000
Summit Date 1	1998-09-27
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 8000m (then given to Mellor)
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	(1945-2025) Died 3 Nov 2024 in Kathmandu from stroke
Summit Bid	4
Summit Term	18
HCN	0
Checksum	2429455
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	henry barclay todd
Year of Birth	1945
Year	1998
Age at Expedition	53
Role	Leader

Field	Value
ID	22604
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	14
Peak ID	CHOY
Year	1998
Season	3
First Name	Daniel
Last Name	Trueman
Sex	M
Age	0
Birth Date	-
Year of Birth	1977
Calculated Age	20
Citizenship	UK
Status	Climber
Residence	Gosport, Hampshire, England
Occupation	Student
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)	0
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	2441378
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	daniel trueman
Year of Birth	1977
Year	1998
Age at Expedition	21
Role	Member

Field	Value
ID	22606
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	16
Peak ID	CHOY
Year	1998
Season	3
First Name	Pasang Tshering (Ang Tshering)
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1976
Calculated Age	22
Citizenship	Nepal
Status	H-A Worker
Residence	Pangboche, 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	1998-09-26
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	309
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	2nd ascent of Cho Oyu; brother of Pasang Nuru (Ang Nuru)
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	-2142
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	pasang tshering (ang tshering) sherpa
Year of Birth	1976
Year	1998
Age at Expedition	22
Role	Hired

Field	Value
ID	22607
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY98318
Member ID	17
Peak ID	CHOY
Year	1998
Season	3
First Name	Pemba Dorje
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1961
Calculated Age	37
Citizenship	Nepal
Status	H-A Worker
Residence	Pangboche, 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	1998-09-27
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	314
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	2nd ascent of Cho Oyu
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2435405
Summit Note 1	-
Summit Note 2	-
Summit Note 3	-
Death Route	-
Name (lowercase)	pemba dorje sherpa
Year of Birth	1961
Year	1998
Age at Expedition	37
Role	Hired

17 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Michael J. (Mike) Trueman	M	1952	UK	Climber	Gosport, Hampshire, England	Director	Details Other expeditions
Timothy Alan (Tim) Cowen	M	1962	USA	Climber	Denver, Colorado	Surveyor	Details Other expeditions
Goran Ferlan	M	1963	Yugoslavia	Climber	Ruma, Serbia, Yugoslavia	Secondary school physics teacher	Details Other expeditions
Mark Kimball Goddard	M	1957	USA	Climber	Salt Lake City, Utah	Physician	Details Other expeditions
Nicholas J. (Nick) Gubser	M	1938	USA	Climber	Aspen, Colorado	Property manager	Details Other expeditions
Dragan Jacimovic	M	1969	Yugoslavia	Climber	Pancevo, Serbia, Yugoslavia	Graduate student in physiology	Details Other expeditions
David Lambert	M	1956	UK	Climber	Adelaide, SA, Australia	Computer support provider	Details Other expeditions
Andrew Atis (Andy) Lapkass	M	1958	USA	Deputy Leader	Breckenridge, Colorado	Alpine guide, physician's assistant, carpenter	Details Other expeditions
Andreas Mayer	M	1962	Austria	Climber	Vienna, Austria	Physician	Details Other expeditions
Laura T. Medina	F	1963	USA	Climber	Edwards, Colorado	Physician	Details Other expeditions
George David Mellor	M	1942	UK	Climber	Freeport, Bahamas	Building contractor	Details Other expeditions
Damian G. B. Ryan	M	1960	Ireland	Climber	Hong Kong	Police officer	Details Other expeditions
Thomas Ely (Tom) Taplin, Jr.	M	1953	USA	Climber	Santa Monica, California	Photographer & writer	Details Other expeditions
Henry Barclay Todd	M	1945	UK	Leader	Edinburgh, Scotland	Expedition organizer & leader	Details Other expeditions
Daniel Trueman	M	1977	UK	Climber	Gosport, Hampshire, England	Student	Details Other expeditions
Pasang Tshering (Ang Tshering) Sherpa	M	1976	Nepal	H-A Worker	Pangboche, Khumbu	-	Details Other expeditions
Pemba Dorje Sherpa	M	1961	Nepal	H-A Worker	Pangboche, Khumbu	-	Details Other expeditions

References

Field	Value
ID	5263
Imported	2026-03-06 18:06:36.307770
Expedition ID	CHOY98318
Reference ID	01
Year	1998
Type	3
Journal	HIGH
Author	-
Title	-
Publisher	-
Publication Date	1999
Language	-
Citation	198:39-40 (May 1999)
Yak 94	-
Notes	-

1 recorded references.

Expedition ID	Journal	Author	Title	Publisher	Citation	Yak 94
CHOY98318	HIGH	-	-	-	198:39-40 (May 1999)	-