Emerson Daniel Calero
- Born
- Jul 18, 2006 (20 years old)
- Events
- 400 m
Emerson Daniel Calero is a Costa Rica sprinter, born on July 18, 2006. He competes primarily in the 400m, 4x100m and 4x400m.
His personal bests include 48.81 in the 400m, 49.46 in the 4x100m, 3:27.20 in the 4x400m and 3:36.46 in the 4x400Metre. He is currently active on the international athletics circuit, representing Costa Rica.
Personal best · 400 m48.81
2025 season best50.96Apr 26, 2025 · Estadio Nacional - La Sabana, San José
Last competitionCosta Rican U20 Championships, Estadio Nacional - La Sabana, San JoséApr 26, 2025 · 50.96
As of Oct 28, 2026: 400 m 48.81, 2025 season best 50.96 (Apr 26, 2025, Estadio Nacional - La Sabana, San José (CRC)) · Last competition: Costa Rican U20 Championships, Estadio Nacional - La Sabana, San José, Apr 26, 2025, 50.96 · 20 years old
Personal bests
WA points calculator →DisciplineResultAll-time
4x100mSan José 202349.46–
4x400mSan José 20233:27.20–
4x400MetreSan José 20243:36.46–
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2025 | 400m | 50.96 | – | Apr 26, 2025 | Costa Rican U20 Championships, Estadio Nacional - La Sabana, San José |
| 2024 | 400m | 48.81 | – | Jun 22, 2024 | Costa Rican Championships, Estadio Nacional - La Sabana, San José |
| 2024 | 4x400Metre | 3:36.46 | – | Jun 1, 2024 | Torneo Universitario de Atletismo Conare UTN, Estadio Ecológico Universidad de Costa Rica, San José |
| 2023 | 4x100m | 49.46 | – | Jul 22, 2023 | NACAC U18 Championships |
| 2023 | 400m | 49.58 | – | Jun 3, 2023 | Central American U18 Championships, Ciudad de Guatemala |
| 2023 | 4x400m | 3:27.20 | – | Jul 23, 2023 | NACAC U18 Championships |
| 2023 | 4x400Metre | 3:48.00 | – | Jul 21, 2023 | NACAC U18 Championships |