The men's 400 metres event at the 2023 Asian Athletics Championships was held on 12 and 13 July.Results at Tilastopaja

Records +Records before the 2023 Asian Athletics ChampionshipsRecordAthlete (nation)LocationDate World record 43.03 Rio de Janeiro, Brazil 14 August 2016 Asian record 43.93 Beijing, China 23 August 2015 Championship record 44.61 Fukuoka, Japan 20 July 1998 World leading 43.91 Gaborone, Botswana 29 April 2023 Asian leading 45.01 Marrakech, Morocco 21 June 2023

Results Heats Held on 12 July. First 3 in each heat (Q) and the next 4 fastest (q) qualified for the semi-finals.

Heat 1 Rank Athlete Nation Time Notes 1 Ashraf Hussen Osman 46.22 2 Youssef Masrahi 46.34 3 Rajitha Niranjan Rajakaruna 46.52 4 Umajesty Williams 47.55 5 Mueed Abdul 48.18 6 Nguyễn Tùng Lâm 48.59 Lucky Yooyamadu

Heat 2 Rank Athlete Nation Time Notes 1 Fuga Sato 45.97 2 Ammar Ismail Yahya Ibrahim 46.27 3 Joshua Atkinson 46.74 4 Frederick Ramirez 46.77 5 Yefim Tarassov 47.27 6 Hamza Abdullah Al-Jabri 47.49 7 Dilshodbek Boboqulov 48.80

Heat 3 Rank Athlete Nation Time Notes 1 Muhammad Ajmal 46.06 2 Kentaro Sato 46.08 3 Umar Osman 46.72 4 Sarawut Nuansri 47.55 5 Thiruben Thana Rajan 47.69 6 Kumal Som Bahadur 48.33 7 Adam Riffath 50.67

Heat 4 Rank Athlete Nation Time Notes 1 Rajesh Ramesh 46.45 2 Aruna Darshana 46.56 3 Mikhail Litvin 46.86 4 Kim Ui-Yeon 47.52 5 Trần Đình Sơn 47.85 6 Zubin Percy Muncherji 47.97 7 Mohamad Mortada 48.62 8 Abdul Rasheed Ismail 50.72

Semi-finals Held on 12 July. First 3 in each heat (Q) and the next 2 fastest (q) qualified for the final.

Heat 1 Rank Athlete Nation Time Notes 1Fuga Sato 45.61 2Aruna Darshana 45.79 3Rajesh Ramesh 45.91 4Umar Osman 46.42 5Frederick Ramirez 46.53 6Mikhail Litvin 46.74 7Kim Ui-yeon 47.58 Ammar Ismail Yahya Ibrahim

Heat 2 Rank Athlete Nation Time Notes 1Kentaro Sato 45.64 2Youssef Masrahi 45.66 3Ashraf Hussen Osman 45.66 4Muhammad Ajmal 45.76 5Rajitha Niranjan Rajakaruna 46.12 , 6Joshua Atkinson 46.43 7Yefim Tarassov 47.04 8Hamza Abdullah Al-Jabri 47.45

Final Held on 13 July.

Rank Lane Athlete Nation Time Notes 6 Kentaro Sato 45.00 5 Fuga Sato 45.13 4 Youssef Masrahi 45.19 4 1 Muhammad Ajmal 45.36 5 7 Ashraf Hussen Osman 45.61 6 8 Rajesh Ramesh 45.67 7 3 Aruna Darshana 45.69 8 2 Rajitha Niranjan Rajakaruna 46.60

References