Cho Oyu | 2024 NW side

A New Zealand expedition to Cho Oyu in 2024 via NW side, led by Robert Kelso Smith. Summit reached on 7th October 2024. 9 members recorded.

Expedition Details

Field	Value
ID	11483
Imported	2026-03-06 18:04:49.359634
Expedition ID	CHOY24307
Peak ID	CHOY
Year	2024
Season	3
Host Country	2
Route 1	NW side
Route 2	-
Route 3	-
Route 4	-
Nationality	New Zealand
Leaders	Robert Kelso Smith
Sponsor	Adventure Consultants Cho Oyu Expedition 2024
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	Canada, Ireland, USA
Approach	-
Basecamp Date	2024-09-16
Summit Date	2024-10-07
Summit Time	0730
Summit Days	21
Total Days	24
Termination Date	2024-10-10
Termination Reason	1
Termination Notes	-
High Point (m)	8188
Traverse	False
Ski	False
Paraglide	False
Camps	2
Fixed Rope (m)	0
Total Members	5
Summit Members	3
Member Deaths	0
Total Hired	6
Summit Hired	4
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(16/09,5300m),ABC(18/10,5750m),C1(25/09,6400m),C2(06/10,7100m),Smt(07/10)
Route Notes	CBC 16/09 5300m Chinese BC IC 18/09 5500m Army camp (by Jeep) ABC 18/09 5750m C1 25/09 6400m C2 06/10 7100m Smt 07/10 by Rob Smith, Mark and Rachel Calvert, Pasang Bhote, Pasang Rinji, Chhewang Dorje, Sunduk Dorje Sherpa at 7:30 am (NST). Team left C2 at 1 am. Chinese fixed from C1 to C2. The rest of the route was fixed by the different operators on the mountain. It was snowy. Yellow band covered in snow. Team stayed at summit 20 min and descended to C2 where they arrived at noon. On 08/10 to ABC. Back to CBC on 10/10. Oxygen: C2 to top to C2 by all members and Sherpas. Back to Kathmandu 14/10. Members who did not reach the summit: Slama reached C1. Didn’t attempt the summit rotation as he didn’t acclimatise well. Ayvazian reached C2, but was not strong enough to carry on.
Accidents	-
Achievement	-
Agency	Himalayan Guides
Commercial Route	True
Standard Route	True
Primary Route	False
Primary Member	False
Primary Reference	False
Primary ID	-
Checksum	2465900
Year	2024
Summit Success	True
O2 Summary	Used
Route (lowercase)	nw side

Members

Field	Value
ID	89844
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	01
Peak ID	CHOY
Year	2024
Season	3
First Name	Robert Kelso
Last Name	Smith
Sex	M
Age	0
Birth Date	-
Year of Birth	1971
Calculated Age	53
Citizenship	Ireland/UK
Status	Leader
Residence	Fort William, Inverness, Scotland
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	False
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2024-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
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	-
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	2438946
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	robert kelso smith
Year of Birth	1971
Year	2024
Age at Expedition	53
Role	Leader

Field	Value
ID	89845
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	02
Peak ID	CHOY
Year	2024
Season	3
First Name	Philip John
Last Name	Ayvazian
Sex	M
Age	0
Birth Date	-
Year of Birth	1960
Calculated Age	63
Citizenship	USA
Status	Climber
Residence	Paxton, Massachusetts
Occupation	Urologist
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	False
High Point (m)	False
Personal High Point (m)	7200
Summit Date 1	2024-10-06
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	3
Summit Term	7
HCN	0
Checksum	2435255
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	philip john ayvazian
Year of Birth	1960
Year	2024
Age at Expedition	64
Role	Member

Field	Value
ID	89846
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	03
Peak ID	CHOY
Year	2024
Season	3
First Name	Mark Philip
Last Name	Calvert
Sex	M
Age	0
Birth Date	-
Year of Birth	1973
Calculated Age	51
Citizenship	New Zealand
Status	Climber
Residence	Singapore
Occupation	-
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	False
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2024-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
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	-
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	2439744
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	mark philip calvert
Year of Birth	1973
Year	2024
Age at Expedition	51
Role	Member

Field	Value
ID	89847
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	04
Peak ID	CHOY
Year	2024
Season	3
First Name	Rachel Nicole
Last Name	Calvert
Sex	F
Age	0
Birth Date	-
Year of Birth	1982
Calculated Age	41
Citizenship	USA
Status	Climber
Residence	Singapore
Occupation	-
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	False
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2024-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
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	-
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	2443194
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	rachel nicole calvert
Year of Birth	1982
Year	2024
Age at Expedition	42
Role	Member

Field	Value
ID	89848
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	05
Peak ID	CHOY
Year	2024
Season	3
First Name	Niv Avraham
Last Name	Slama
Sex	M
Age	0
Birth Date	-
Year of Birth	1979
Calculated Age	45
Citizenship	Canada
Status	Climber
Residence	Toronto, Ontario
Occupation	Self-employed
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	False
High Point (m)	False
Personal High Point (m)	6400
Summit Date 1	2024-09-25
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	6
HCN	0
Checksum	2442155
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	niv avraham slama
Year of Birth	1979
Year	2024
Age at Expedition	45
Role	Member

Field	Value
ID	89849
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	06
Peak ID	CHOY
Year	2024
Season	3
First Name	Pasang
Last Name	Bhote
Sex	M
Age	0
Birth Date	-
Year of Birth	1973
Calculated Age	50
Citizenship	Nepal
Status	H-A Worker
Residence	Chepuwa-1, Makalu-Barun
Occupation	-
Leader	False
Deputy	False
Basecamp Only	False
Not to BC	False
Support	False
Disabled	False
Hired	True
Sherpa	False
Tibetan	True
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	2024-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
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	-
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	Son of Jumik Bhote
Necrology	-
Summit Bid	5
Summit Term	1
HCN	0
Checksum	2439958
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	pasang bhote
Year of Birth	1973
Year	2024
Age at Expedition	51
Role	Hired

Field	Value
ID	89850
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	07
Peak ID	CHOY
Year	2024
Season	3
First Name	Chewang Dorje
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1981
Calculated Age	43
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	False
High Point (m)	True
Personal High Point (m)	8188
Summit Date 1	2024-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
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	-
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	2442645
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	chewang dorje sherpa
Year of Birth	1981
Year	2024
Age at Expedition	43
Role	Hired

Field	Value
ID	89851
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	08
Peak ID	CHOY
Year	2024
Season	3
First Name	Pasang Rinji
Last Name	Sherpa
Sex	M
Age	0
Birth Date	-
Year of Birth	1996
Calculated Age	27
Citizenship	Nepal
Status	H-A Worker
Residence	Khumjung, 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	2024-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
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	-
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	2448287
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	pasang rinji sherpa
Year of Birth	1996
Year	2024
Age at Expedition	28
Role	Hired

Field	Value
ID	89852
Imported	2026-03-06 18:06:05.675609
Expedition ID	CHOY24307
Member ID	09
Peak ID	CHOY
Year	2024
Season	3
First Name	Samduk Dorje (Sanduk Dorje)
Last Name	Tamang
Sex	M
Age	0
Birth Date	-
Year of Birth	1983
Calculated Age	41
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	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	2024-10-07
Summit Date 2	-
Summit Date 3	-
Summit Time 1	0730
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	-
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	2443417
Summit Note 1	0
Summit Note 2	0
Summit Note 3	0
Death Route	0
Name (lowercase)	samduk dorje (sanduk dorje) tamang
Year of Birth	1983
Year	2024
Age at Expedition	41
Role	Hired

9 recorded members.

Name	Sex	Year of Birth	Citizenship	Status	Residence	Occupation
Robert Kelso Smith	M	1971	Ireland/UK	Leader	Fort William, Inverness, Scotland	Alpine guide	Details Other expeditions
Philip John Ayvazian	M	1960	USA	Climber	Paxton, Massachusetts	Urologist	Details Other expeditions
Mark Philip Calvert	M	1973	New Zealand	Climber	Singapore	-	Details Other expeditions
Rachel Nicole Calvert	F	1982	USA	Climber	Singapore	-	Details Other expeditions
Niv Avraham Slama	M	1979	Canada	Climber	Toronto, Ontario	Self-employed	Details Other expeditions
Pasang Bhote	M	1973	Nepal	H-A Worker	Chepuwa-1, Makalu-Barun	-	Details Other expeditions
Chewang Dorje Sherpa	M	1981	Nepal	H-A Worker	Pangboche, Khumbu	-	Details Other expeditions
Pasang Rinji Sherpa	M	1996	Nepal	H-A Worker	Khumjung, Khumbu	-	Details Other expeditions
Samduk Dorje (Sanduk Dorje) Tamang	M	1983	Nepal	H-A Worker	Pangboche, Khumbu	-	Details Other expeditions

References

0 recorded references.