On August 31, 2019, Harvey and Ling, who file a joint return and live in Charleston, South Carolina, sell their personal residence, which they have owned and lived in for 10 years. The realized gain of $341,800 was excluded under 121. They purchased another personal residence in Charleston for $546,880 on September 1, 2019. However, in 2020, Harvey's employer transfers him to Houston, Texas. The couple sells the Charleston home on February 28, 2020, and purchases a new home in Houston. The realized gain on the second sale is $307,620.

What is Harvey and Ling's recognized gain on the second sale?