Claim: K2's summit is 8611.2 meters above sea level.
Evidence: K2 -LRB- -LSB- -RRB- , also known as Mount Godwin-Austen or Chhogori -LRB- Balti and -LSB- -RRB- , is the second highest mountain in the world , after Mount Everest , at 8611 m above sea level.