Aron Birkir Guðmundsson · jarnkarl.is https://jarnkarl.is/keppandi/aron-birkir-gudmundsson Aron Birkir Guðmundsson í IRONMAN og járnkarlakeppnum: ný úrslit birtast hér sjálfvirkt. is Aron Birkir Guðmundsson: IRONMAN 70.3 Tallinn 2026, 6:14:11https://jarnkarl.is/keppni/ironman-70-3-tallinn/2026https://jarnkarl.is/keppandi/aron-birkir-gudmundsson#2026-ironman-70-3-tallinn-70.3Sun, 23 Aug 2026 12:00:00 +0000IRONMAN 70.3 · 127. sæti í M18-24 · sund 0:44:35, hjól 3:18:32, hlaup 1:54:49.