swimGuillermo Mantilla
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.15 | AAA+0.46s to AAAA | 2025-12-12 | 35th Annual Winter Championships venue |
| 100 Freestyle | SCY | 47.40 | AAAA | 2026-03-08 | 2026 FG Age Group SCY Championships fast pool |
| 200 Freestyle | SCY | 1:43.91 | AAA+0.12s to AAAA | 2026-03-07 | 2026 FG Age Group SCY Championships fast pool |
| 500 Freestyle | SCY | 4:47.37 | AAA+5.08s to AAAA | 2026-03-06 | 2026 FG Age Group SCY Championships fast pool |
| 50 Backstroke | SCY | 25.14 | AAA+0.65s to AAAA | 2026-03-08 | 2026 FG Age Group SCY Championships fast pool |
| 100 Backstroke | SCY | 53.44 | AAA+1.35s to AAAA | 2026-03-07 | 2026 FG Age Group SCY Championships fast pool |
| 200 Backstroke | SCY | 1:55.18 | AAA+1.29s to AAAA | 2026-03-06 | 2026 FG Age Group SCY Championships fast pool |
| 50 Breaststroke | SCY | 34.18 | BB+2.09s to A | 2024-02-09 | PST/CANES/CSSC/SOFLO Quad venue |
| 100 Breaststroke | SCY | 1:14.34 | B+1.35s to BB | 2024-02-10 | PST/CANES/CSSC/SOFLO Quad venue |
| 200 Breaststroke | SCY | 2:31.73 | BB+4.74s to A | 2024-10-05 | SoFlo TYR Distance IMX/IMR Challenge venue |
| 50 Butterfly | SCY | 27.93 | BB+0.14s to A | 2024-02-09 | PST/CANES/CSSC/SOFLO Quad venue |
| 100 Butterfly | SCY | 1:02.59 | BB+3.70s to A | 2024-09-15 | 2024 Michael's Memorial Meet venue |
| 200 Butterfly | SCY | 2:15.15 | BB+3.16s to A | 2025-11-21 | 2025 SoFlo Last Chance and Holiday Classic venue |
| 100 Individual Medley | SCY | 58.36 | 34th Annual Winter Championships venue | ||
| 200 Individual Medley | SCY | 2:01.66 | AA+0.47s to AAA | 2025-03-07 | 2025 FG Age Group SCY Championships fast pool |
| 400 Individual Medley | SCY | 4:32.76 | A+0.37s to AA | 2025-11-21 | 2025 SoFlo Last Chance and Holiday Classic venue |
| 50 Freestyle | LCM | 25.42 | AAA+0.43s to AAAA | 2025-07-18 | 2025 Summer FGC Age Group Championships venue |
| 100 Freestyle | LCM | 55.16 | AAA+0.67s to AAAA | 2025-07-19 | 2025 Summer FGC Age Group Championships venue |
| 200 Freestyle | LCM | 2:00.03 | AAA+0.04s to AAAA | 2026-06-27 | June Central Park Series venue |
| 400 Freestyle | LCM | 4:21.30 | AAA+5.71s to AAAA | 2025-07-19 | 2025 Summer FGC Age Group Championships venue |
| 800 Freestyle | LCM | 9:38.61 | AA+25.02s to AAA | 2024-04-19 | 3rd Annual SoFlo White & Blue Dual Meet venue |
| 50 Backstroke | LCM | 29.52 | AAA+0.53s to AAAA | 2026-06-04 | Results - Thursday Timed Finals venue |
| 100 Backstroke | LCM | 1:04.07 | AA+0.28s to AAA | 2025-07-19 | 2025 Summer FGC Age Group Championships venue |
| 200 Backstroke | LCM | 2:19.77 | AA+1.28s to AAA | 2025-07-18 | 2025 Summer FGC Age Group Championships venue |
| 100 Breaststroke | LCM | 1:25.18 | B+0.29s to BB | 2024-06-14 | SoFlo TYR Last Chance Summer Invite venue |
| 50 Butterfly | LCM | 29.60 | AA+0.91s to AAA | 2026-01-16 | January Central Park Series venue |
| 100 Butterfly | LCM | 1:08.45 | BB+1.16s to A | 2026-01-17 | January Central Park Series venue |
| 200 Individual Medley | LCM | 2:20.67 | AA+0.18s to AAA | 2025-06-13 | 2025 SoFlo Last Chance Summer Invite venue |
| 400 Individual Medley | LCM | 5:06.43 | AA+4.54s to AAA | 2025-06-14 | 2025 SoFlo Last Chance Summer Invite venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.56 | flat | 200 Free Relay | 2025-03-28 | 2025 Sunshine State Showcase |
| 100 Freestyle | SCY | 55.55 | flat | 400 Free Relay | 2025-03-07 | 2025 FG Age Group SCY Championships |
| 50 Backstroke | SCY | 27.84 | flat | 200 Medley Relay | 2025-03-29 | 2025 Sunshine State Showcase |
| 100 Backstroke | SCY | 1:01.78 | flat | 400 Medley Relay | 2026-03-06 | 2026 FG Age Group SCY Championships |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 15-16 · SCY
4416 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:47.37 | 888 |
| 200 BK SCY | 1:55.18 | 887 |
| 200 BR SCY | 2:31.73 | 563 |
| 200 FL SCY | 2:15.15 | 579 |
| 200 IM SCY | 2:01.66 | 805 |
| 400 IM SCY | 4:32.76 | 694 |
IMR 15-16 · LCM
3647 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:00.03 | 937 |
| 100 BK LCM | 1:04.07 | 800 |
| 100 BR LCM | 1:25.18 | 488 |
| 100 FL LCM | 1:08.45 | 595 |
| 200 IM LCM | 2:20.67 | 827 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 47.40
Front half 23.11s · back half 24.29s
200 Freestyle SCY 1:43.91
Front half 50.20s · back half 53.71s
500 Freestyle SCY 4:47.37
Front half 140.73s · back half 146.64s
100 Backstroke SCY 53.44
Front half 26.31s · back half 27.13s
200 Backstroke SCY 1:55.18
Front half 56.14s · back half 59.04s
100 Breaststroke SCY 1:14.34
Front half 35.30s · back half 39.04s
200 Breaststroke SCY 2:31.73
Front half 74.45s · back half 77.28s
100 Butterfly SCY 1:02.59
Front half 29.02s · back half 33.57s
200 Butterfly SCY 2:15.15
Front half 61.99s · back half 73.16s
200 Individual Medley SCY 2:01.66
400 Individual Medley SCY 4:32.76
Front half 128.75s · back half 144.01s
100 Freestyle LCM 55.16
Front half 26.73s · back half 28.43s
200 Freestyle LCM 2:00.03
Front half 58.14s · back half 61.89s
400 Freestyle LCM 4:21.30
Front half 128.04s · back half 133.26s
800 Freestyle LCM 9:38.61
100 Backstroke LCM 1:04.07
Front half 30.90s · back half 33.17s
200 Backstroke LCM 2:19.77
Front half 67.27s · back half 72.50s
100 Breaststroke LCM 1:25.18
Front half 41.17s · back half 44.01s
200 Individual Medley LCM 2:20.67
400 Individual Medley LCM 5:06.43
Front half 148.62s · back half 157.81s
Progression
Faster times are higher. One card per event, all courses & history.