400 FREE LCM PROGRESSION
Getting faster Orange dots mark personal records
25 Free SCY · 2 swims 25 Back SCY · 2 swims 25 Breast SCY · 2 swims 25 Fly SCY · 1 swim 50 Free SCY · 16 swims 50 Free LCM · 4 swims 50 Back SCY · 12 swims 50 Back LCM · 3 swims 50 Breast SCY · 13 swims 50 Breast LCM · 3 swims 50 Fly SCY · 7 swims 50 Fly LCM · 1 swim 100 Free SCY · 12 swims 100 Free LCM · 2 swims 100 Back LCM · 3 swims 100 Back SCY · 7 swims 100 Breast SCY · 6 swims 100 Breast LCM · 3 swims 100 Fly SCY · 1 swim 100 IM SCY · 12 swims 200 Free SCY · 5 swims 200 Free LCM · 1 swim 200 Breast LCM · 1 swim 200 IM SCY · 2 swims 200 IM LCM · 1 swim 400 Free LCM · 1 swim 500 Free SCY · 1 swim Not enough public swims in this event yet to chart a progression.
RECENT ACTIVITY
Latest results 200 IM
2026 ST SRG Arena Surge Shark · 6/7
3:22.45
— – 50 Breast
2026 ST SRG Arena Surge Shark · 6/7
50.59
— ▲ 9.42 400 Free
2026 ST SRG Arena Surge Shark · 6/6
5:43.74
B – 100 Breast
2026 ST SRG Arena Surge Shark · 6/6
1:49.73
— ▲ 17.90 COMPARE
How do you stack up against Duncan?
Head-to-head across shared events, with same-age timeline alignment. Free to start.
Compare → NEXT CUTS
Closest standards How far each best time is from the next published cut
50 Free LCM 36.09 → B 35.69 −0.40s to go
50 Breast LCM 50.59 → B 45.89 −4.70s to go
50 Free SCY 36.49 → B 31.09 −5.40s to go
200 Breast LCM 3:41.31 → B 3:33.39 −7.92s to go
From USA Swimming’s published motivational standards at the swimmer’s current age.
Public results from published LSC files. Don't see your results? Not every LSC publishes result files — email your meet's official result file (Hy-Tek .cl2/.sd3) to support@swimmeetiq.com and we'll add it.