Vijaywada: Four more records fell on Day 3 of the 33rd National Junior Athletics Championships at the Acharya Nagarjuna University athletics ground here Saturday.
Kerala's Jisna Mathew, representing the Athletics Federation of India, broke the U-20 girls' 400m meet record Saturday. With the record-breaking feat, the 18-year-old has qualified for U-20 World Championships in Finland.
Delhi's Amoj Jacob created history when he broke 11-year-old national record in junior boys' U-20 400m event.
With his timing of 46.59 seconds, Amoj bettered a decade-old record of 46.99 seconds of Virender Pank that was created in 2006.
Haryana's Harsh Kumar (46.99 seconds) also bettered the meet record, while Gaurav (47.62s), also from Haryana, bagged the bronze.
Amoj, who started his career as a junior champion, had competed with the seniors at the IAAF Worlds Championships in August and was part of 4X400m Indian relay team.
After the race he said, "I wanted to check my timings, so this was an important championship for me. I want to run under 45 seconds next year. The experience from the World Championships has helped a lot."
Meanwhile, Poonam Jakhar from Haryana broke her own national record in the girls' U18 hammer throw. She bettered her previous national record of 54.66m to 58.23m.
Maharashtra's Sneha Jadhav (51.69m) won the silver while Medha M (51.08m) of Tamil Nadu bagged the bronze medal.
With 15 gold, 10 silver, and nine bronze, Haryana (242 points) topped the table, followed by Kerala (192 points) with 10 gold, 10 silver and 10 bronze.