Tomoko Aihara

Age: 10 years old
Age Category: 10 & under
Team: Tsm Aquatics | Southern California Swimming

Personal Best

Short course distance

Event	Time		Age	Date	Standard	Next Standard	Tsm Aquatics	Southern California Swimming	Western Zone	USA

Long course distance

Event	Time	Age	Date	Standard	Next Standard	Tsm Aquatics	Southern California Swimming	Western Zone	USA
Free 50 M	39.38	10	07/23/2026	BB	A: 36.59 (+2.79s \| 7.1%)	3	144	580	1,000+

Back 50 M	41.83	10	07/23/2026	A	AA: 41.59 (+0.24s \| 0.6%)	2	58	164	413

Above are the fastest times that Tomoko Aihara has achieved in her swimming career. For each event, you can find Tomoko's best time, the corresponding time standard, as well as how much faster Tomoko needs to be to reach the next level. The last columns provide Tomoko rankings at the team and LSC levels. These rankings are based on the Tomoko's personal best, her current age category, and team; and are calculated from all the meets results.

Time Standards

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Time standard for the next age group and the gap to reach it
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Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	39.38	28.69 (+10.69s \| 27.1%)	27.39 (+11.99s \| 30.4%)	27.39 (+11.99s \| 30.4%)	26.89 (+12.49s \| 31.7%)	26.29 (+13.09s \| 33.2%)	26.59 (+12.79s \| 32.5%)	35.19 (+4.19s \| 10.6%)
Back 50 M	41.83	32.39 (+9.44s \| 22.6%)	N/A	N/A	N/A	N/A	N/A	41.79 (+0.04s \| 0.1%)

Progression

See how Tomoko Aihara is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Tomoko's time to another swimmer's and even view their profile for more information about them.

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Meets

See all the meets Tomoko Aihara has participated in and her achievement. The last event displayed is the most recent. For each event, you can find the Tomoko's time, the progress against Tomoko's best time, the corresponding time standard, as well as how much faster Tomoko needs to be to reach the next level.

Event	Time	Standard	Next Standard	Age	Heat	Lane	Ranking
2026 CA SCS Summer A G Champs @ BREA		07/23/2026		Walnut.
50 M Back	41.83	A	AA: 41.59 (+0.24s \| 0.6%)	10	1	8	5

50 M Free	39.38	BB	A: 36.59 (+2.79s \| 7.1%)	10