Ronald Dalmacio Downs 11-12 100 & 200 Backstroke NAG Records
Ronald Dalmacio, 12, of Rose Bowl Aquatics downed both the 100-yard and 200-yard backstroke National Age Group records while swimming at the Kevin Perry Invitational this past weekend.
Dalmacio first took down the 100-yard backstroke NAG record while swimming against a field of athletes aged 16 years and older. He placed 11th overall with a 50.99 to shatter the previous NAG record of 51.40, set in 2014 by Vinny Marciano.
Splits:
- Dalmacio (2016): 25.04/25.95 – 50.99
- Marciano (2014): 24.65/26.75 – 51.40
The newly turned 12-year-old added a second NAG record for the weekend in the 200-yard backstroke with a 1:53.33 finish. His time edged him past the previous record of 1:53.36 set last February by King Aquatic Club’s Tyler Lu.
Swimmers have slowly been shaving down the 200-yard backstroke NAG record, taking off milliseconds at a time.
Splits:
- Dalmacio (2016): 27.20/29.26/28.68/28.19 – 1:53.33
- Lu (2016): 26.90/28.67/29.15/28.64 – 1:53.36
- Lasco (2014): 26.73/29.02/29.15/
In addition to his two new NAG records Dalmacio also owns the 10 & under 50 (30.95) and 100 (1:07.40) LCM backstroke records, 200 LCM Individual Medley (2:31.87), 50 (26.91) and 100 (58.62) SCY backstroke records, 100 SCY Individual Medley (1:01.21) and 11-12 50 LCM backstroke (27.88) records.
All results from Kevin Perry Invitational available on Meet Mobile.




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