A France expedition to Jannu in 1957 via E side (recon), led by Guido Magnone.
3 members recorded.
Expedition Details
Field
Value
ID
2828
Imported
2026-03-06 18:04:49.359634
Expedition ID
JANU57301
Peak ID
JANU
Year
1957
Season
3
Host Country
1
Route 1
E side (recon)
Route 2
SW side (recon)
Route 3
-
Route 4
-
Nationality
France
Leaders
Guido Magnone
Sponsor
-
Success 1
False
Success 2
False
Success 3
False
Success 4
False
Ascent 1
-
Ascent 2
-
Ascent 3
-
Ascent 4
-
Claimed
False
Disputed
False
Countries
-
Approach
Darjeeling->Tseram->Mirgin La->Ghunsa
Basecamp Date
1957-10-01
Summit Date
-
Summit Time
-
Summit Days
0
Total Days
16
Termination Date
1957-10-17
Termination Reason
12
Termination Notes
-
High Point (m)
0
Traverse
False
Ski
False
Paraglide
False
Camps
0
Fixed Rope (m)
0
Total Members
3
Summit Members
0
Member Deaths
0
Total Hired
0
Summit Hired
0
Hired Deaths
0
No Hired
True
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
-
Campsites
-
Route Notes
Explored from Tseram up Yalung Valley first (east side of Jannu), then crossed Mirgin La to Ghunsa and explored up Yamatarie Glacier (SW side of Jannu).
Accidents
-
Achievement
-
Agency
-
Commercial Route
-
Standard Route
-
Primary Route
False
Primary Member
False
Primary Reference
-
Primary ID
-
Checksum
2407
Year
1957
Summit Success
False
O2 Summary
None
Route (lowercase)
e side (recon)
Members
Guido Magnone
Field
Value
ID
22145
Imported
2026-03-06 18:06:05.675609
Expedition ID
JANU57301
Member ID
01
Peak ID
JANU
Year
1957
Season
3
First Name
Guido
Last Name
Magnone
Sex
M
Age
0
Birth Date
-
Year of Birth
1917
Calculated Age
40
Citizenship
France
Status
Leader
Residence
-
Occupation
-
Leader
True
Deputy
False
Basecamp Only
False
Not to BC
True
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
1
Summit Term
17
HCN
0
Checksum
2419227
Summit Note 1
-
Summit Note 2
-
Summit Note 3
-
Death Route
-
Name (lowercase)
guido magnone
Year of Birth
1917
Year
1957
Age at Expedition
40
Role
Leader
Jean Bouvier
Field
Value
ID
26326
Imported
2026-03-06 18:06:05.675609
Expedition ID
JANU57301
Member ID
02
Peak ID
JANU
Year
1957
Season
3
First Name
Jean
Last Name
Bouvier
Sex
M
Age
0
Birth Date
-
Year of Birth
1920
Calculated Age
37
Citizenship
France
Status
Climber
Residence
-
Occupation
-
Leader
False
Deputy
False
Basecamp Only
False
Not to BC
True
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
(1914-1964) Died in 1964 in the Alps in an accident