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Fastest time to climb Everest and Lhotse without supplementary oxygen

Fastest time to climb Everest and Lhotse without supplementary oxygen
Who
Nirmal “Nims” Purja
What
25:01 hour(s):minute(s)
Where
Nepal
When
16 May 2022

The fastest time to reach the top of Everest and Lhotse without supplementary oxygen is 25 hours 1 minute, by Nirmal “Nims” Purja (Nepal) between 9:00 a.m. on 15 May 2022 and 10:01 a.m. on 16 May.

With this record category, the climber ascends to the top of Everest, descends to the South Col (camp IV) and continues on up to the top of Lhotse (often referred to as the "Everest-Lhotse traverse").

Also in May 2022, Purja set a new speed record for ascending Kangchenjunga (7th), Everest (15th), and Lhotse (16th) consecutively without oxygen, in a time of 8 days 23 hours 10 minutes.