Wirelessly posted (Mozilla/5.0 (Linux; Android 4.4.2; SAMSUNG-SM-G870A Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2062.117 Mobile Safari/537.36)
Back when AS used D, I landed at C16 and departed from D11 on a 40 minute connection. If you know SEA, you know that is about the worst possible connecting gate option in the whole airport.