2017 World Youth Championships in Athletics – Boys' 400 metres

The Boys' 400 metres at the 2017 World Youth Championships in Athletics was held on 12-14 July.

Boy's 400 metres
at the World U18 Championships
VenueMoi International Sports Centre
Dates12–14 July 2017
Winning time46.59
Medalists
 Antonio Watson   Jamaica
 Daniel Williams   Guyana
 Colby Jennings   Turks and Caicos Islands
2017 World Youth
Championships in Athletics
Track events
100 mboysgirls
200 mboysgirls
400 mboysgirls
800 mboysgirls
1500 mboysgirls
3000 mboysgirls
5000 mboysgirls
100 m hurdlesgirls
110 m hurdlesboys
400 m hurdlesboysgirls
2000 m s'chaseboysgirls
Medley relayboysgirls
5000 m walkgirls
10,000 m walkboys
Field events
Long jumpboysgirls
Triple jumpboysgirls
High jumpboysgirls
Pole vaultboysgirls
Shot putboysgirls
Discus throwboysgirls
Javelin throwboysgirls
Hammer throwboysgirls
Combined events
Heptathlongirls
Decathlonboys

Records

Prior to the competition, the following records were as follows.

World Youth Best  Obea Moore (USA) 45.14 Santiago de Chile, Chile 2 September 1995
Championship Record  Kirani James (GRN) 45.24 Bressanone, Italy 10 July 2009
World Youth Leading  Tyrese Cooper (USA) 45.38 Albuquerque, New Mexico, United States 3 June 2017

Heats

Qualification rule: first 4 of each heat (Q) and the next 4 fastest qualified.[1]


RankHeatLaneNameNationalityTimeNotes
11Anthony Cox Jamaica
12Thiran Kalavitigoda Pathirannahalage Sri Lanka
13Gregor Grahovac Slovenia
14Correy Sherrod Bahamas
15Xu Bo China
16Patrice Remanoro Madagascar
17Ali Soleymani Iran
18Mohammad Jahir Rayhan Bangladesh
22Daniel Williams Guyana
23Elvin Josué Canales Honduras
24Thiruben Thana Rajan Singapore
25Melkamu Assefa Ethiopia
26Eric Layeng Uganda
27José Álvarez Venezuela
28Antonio Grant Panama
31Reuben Nichols Saint Lucia
32Musa Isah Bahrain
33Manish Manish India
34Kelvin Sawe Tauta Kenya
35Elián Larregina Argentina
36Mohamed Naail Maldives
37Yaroslav Demchenko Ukraine
38Nsikak Francis Okon Nigeria
41Yaroslav Holub Ukraine
42Deng Hantao China
43Mohammad Reza Dehghani Iran
44Alexandru Vlad Romania
45Antonio Watson Jamaica
46David Sanayek Kenya
47Ivan Danny Geldenhuis Namibia
48Akshay Nain India
52Tyrell Simms Bahamas
53Emmanuel Goni Uganda
54Bruno Benedito da Silva Brazil
55Diego Camacho Venezuela
56Kennedy Luchembe Zambia
57Bernard Olesitse Botswana
58Colby Jennings Turks and Caicos Islands


Semifinals

Semifinal 1
RankNameNationalityReactionTimeNotes
1Colby Jennings Turks and Caicos Islands0.22447.36Q, PB
2Melkamu Assefa Ethiopia0.21447.43Q
3Kelvin Sawe Tauta Kenya0.37047.55
4Elvin Josué Canales Honduras0.24348.21
5Thiruben Thana Rajan Singapore0.17148.40
6Musa Isah Bahrain0.18748.43
7Xu Bo China0.22648.90
8Bernard Olesitse Botswana0.16150.54

Semifinal 2
RankNameNationalityReactionTimeNotes
1Anthony Cox Jamaica0.26646.86Q
2Ivan Danny Geldenhuys Namibia0.18147.24Q, PB
3Daniel Williams Guyana0.18647.46q
4David Sanayek Kenya0.19947.66
5Mohammad Jahir Rayhan Bangladesh0.19848.22
6José Álvarez Venezuela0.16048.79
7Deng Hantao China0.18549.12
8Tyrell Simms Bahamas0.16749.38


Semifinal 3
RankNameNationalityReactionTimeNotes
1Bruno Benedito da Silva Brazil0.21546.87Q, PB
2Antonio Watson Jamaica0.00047.05Q, PB
3Gregor Grahovac Slovenia0.18347.34q, PB
4Yaroslav Demchenko Ukraine0.17847.96PB
5Reuben Nichols Saint Lucia0.21548.01PB
6Correy Sherrod Bahamas0.21148.56
7Thiran Kalavitigoda Pathirannahalage Sri Lanka0.18848.89
–Antonio Grant PanamaN/AN/ADQ

Final
RankNameNationalityReactionTimeNotes
Antonio Watson Jamaica0.17446.59PB
Daniel Williams Guyana0.20046.72PB
Colby Jennings Turks and Caicos Islands0.21346.77PB
4Anthony Cox Jamaica0.21046.77
5Melkamu Assefa Ethiopia0.24947.05
6Bruno Benedito da Silva Brazil0.23147.15
7Ivan Danny Geldenhuys Namibia0.19247.17PB
8Gregor Grahovac Slovenia0.15748.88

References
  1. iaaf.org - International Association of Athletics Federations
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