Khallifah ROSSER
13.07.1995
United States

Personal Bests

EventResultWindVenueDate
200m21.30+1.7Cougar Athletic Stadium, Azusa, CA (USA)25.07.2021
200m ind.21.42Birmingham, AL (USA)10.03.2017
400m45.74Norwalk, CA (USA)09.04.2016
400m45.74Trabuco Hills HS, Mission Viejo, CA (USA)18.07.2021
400m ind.46.63Nampa, ID (USA)21.01.2017
400mH47.65Hayward Field, Eugene, OR (USA)26.06.2022
4x100m40.68Turlock, CA (USA)05.05.2018
4x200m1:22.05Mike A. Myers Stadium, Austin, TX (USA)26.03.2022
4x400m3:00.07Mike A. Myers Stadium, Austin, TX (USA)26.03.2022

Season's Bests

EventResultVenueDateT-L
400m46.08Estadio Francisco Montaner, Ponce (PUR)12.05.2022
400mH47.65Hayward Field, Eugene, OR (USA)26.06.2022
4x200m1:22.05Mike A. Myers Stadium, Austin, TX (USA)26.03.2022
4x400m3:00.07Mike A. Myers Stadium, Austin, TX (USA)26.03.2022

World Rankings

EventPlaceScore
Men's 400mH8.1337
Men's 400m108.1136
Men's Overall Ranking116.1337

Honours

1 x Diamond League meeting winner
1 x NACAC Championships Bronze medallist

Results in principal competitions in 2022

EventDateCompetitionPlaceResult
400mH30.04Drake Relays3.49.49
400m12.05Puerto Rico International Athletics Classic6.46.08
400mH14.05Felix Sánchez Classic1.48.45
400m21.05Duval County Challenge4.46.27
400mH28.05Prefontaine Classic2.48.10
400mH03.064th Irena Szewinska Memorial1.48.23
400mH05.06Meeting International Mohammed VI d'Athletisme de Rabat1.48.25
400mH26.06Toyota USATF Outdoor Championships3.47.65