The F1RST Pro Swim Series 2026, presented by Speedo, runs three days of long-course competition at the Aquatic Centre, Thammasat University — August 28 to 30.
46 events across all four strokes, individual medley, and relay. Open-age entries; the fastest heat swims last.
Search the startlist →| Time | Evt | Event | Age | Heats | Entries |
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| Time | Evt | Event | Age | Heats | Entries |
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| Time | Evt | Event | Age | Heats | Entries |
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Friday opens with 1,177 individual entries across 14 events — from the 800m women’s freestyle at dawn to the men’s 1500m to close the session. Hong Kong’s HVA Swim Team and Hwaseong Special City are among the international squads in attendance.
Men’s 100m Freestyle (Evt 106) is the headline event of the day with 40 heats and 305 entries — the largest single event of the session.
Women’s 100m Freestyle (Evt 107) matches it in depth: 32 heats, 287 entries. Combined 592 freestyle entries across genders make this the defining discipline of Day 1.
Men’s 1500m Freestyle (Evt 114) closes the session with 10 heats and 96 entries — a gruelling finale testing pacing and endurance.
Women’s 800m Freestyle (Evt 101) opens the meet at dawn. 67 entries across 7 heats — a deliberate start before the sprint events take over.
68 clubs entered across Day 1, including international squads making the trip to Bangkok. HVA Swim Team (Hong Kong) and Hwaseong Special City (South Korea) are among the notable overseas entries.
The butterfly events set up the B Finals format: Men’s and Women’s 50m Fly (Events 110–111) return in the evening as B Finals, rewarding top qualifiers outside the A Final cut with a second swim.
Day 1 runs 14 events: individual timed finals in the morning session (Events 101–109), followed by B Finals and relay finals in the evening (Events 110–114).
The 200m Backstroke events (104–105) sit mid-session — 7 heats / 67 entries men, 4 heats / 32 entries women. 100m Breaststroke (108–109): 13 heats / 130 men’s entries, 14 heats / 132 women’s entries.
Results analysis will be added after the session closes.
Search by name to see every event, heat, lane, and start time across all three days.