swimNanthini Mathivanan
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.64 | B+0.75s to BB | 2025-02-16 | 2025 SWIM Regional Age Group Champs venue |
| 100 Freestyle | SCY | 1:16.96 | +4.47s to B | 2025-01-19 | 2025 Jim Scullion Age Group Showdown venue |
| 200 Freestyle | SCY | 3:03.50 | +25.81s to B | 2024-11-02 | Kelly Kinney Memorial -Splash Out Cancer 2024 venue |
| 500 Freestyle | SCY | 8:17.84 | +77.25s to B | 2025-11-16 | 2025 OH BGSC Virtual Distance slow pool |
| 50 Backstroke | SCY | 36.79 | B+2.20s to BB | 2026-02-22 | 2026 OH BSC SC Regional Championships fast pool |
| 100 Backstroke | SCY | 1:27.74 | +8.45s to B | 2025-01-26 | 2025 Andy Kuhl Age Group & Open venue |
| 50 Breaststroke | SCY | 44.29 | +1.10s to B | 2024-11-02 | Kelly Kinney Memorial -Splash Out Cancer 2024 venue |
| 100 Breaststroke | SCY | 1:37.37 | +6.38s to B | 2024-12-08 | 2024 TYR NCAT Winter Invite venue |
| 200 Breaststroke | SCY | 3:28.51 | +12.52s to B | 2024-02-18 | 2024 SWIM Regional Age Group Champs venue |
| 50 Butterfly | SCY | 34.29 | B+0.20s to BB | 2026-02-22 | 2026 OH BSC SC Regional Championships fast pool |
| 100 Individual Medley | SCY | 1:27.77 | 2025-02-16 | 2025 SWIM Regional Age Group Champs venue | |
| 200 Individual Medley | SCY | 3:00.65 | +3.96s to B | 2026-02-22 | 2026 OH BSC SC Regional Championships fast pool |
| 50 Freestyle | LCM | 38.92 | +0.83s to B | 2024-06-29 | 2024 54th FREEDLANDER MEET venue |
| 100 Freestyle | LCM | 1:35.52 | +12.73s to B | 2024-05-19 | 2024 Robert F. Busbey Invitational venue |
| 200 Freestyle | LCM | 3:38.33 | +37.94s to B | 2024-06-01 | CCS Age Group and Open Meet venue |
| 50 Backstroke | LCM | 48.15 | +4.36s to B | 2024-06-29 | 2024 54th FREEDLANDER MEET venue |
| 100 Backstroke | LCM | 2:03.34 | +30.75s to B | 2022-07-10 | LSSC Avon Classic venue |
| 50 Breaststroke | LCM | 51.89 | +2.80s to B | 2024-07-14 | LSSC Avon Classic venue |
| 100 Breaststroke | LCM | 1:51.80 | +7.11s to B | 2024-05-19 | 2024 Robert F. Busbey Invitational venue |
| 200 Breaststroke | LCM | 3:59.85 | +14.06s to B | 2024-07-14 | LSSC Avon Classic venue |
| 50 Butterfly | LCM | 55.07 | +13.88s to B | 2024-06-30 | 2024 54th FREEDLANDER MEET venue |
| 100 Butterfly | LCM | 2:05.56 | +35.67s to B | 2024-06-01 | CCS Age Group and Open Meet venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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 | 37.82 | flying | 200 Free Relay (leg 3) | 2023-10-22 | 2023 Stevie Grieshammer HS Preview/AG Meet |
| 50 Breaststroke | SCY | 49.60 | flying | 200 Medley Relay (leg 2) | 2023-02-19 | LAKE ERIE 10 & UNDER CHAMPIONSHIPS |
| 50 Breaststroke | LCM | 1:38.23 | flying | 200 Medley Relay (leg 2) | 2024-06-29 | 2024 54th FREEDLANDER MEET |
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 13-14 · SCY
925 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 8:17.84 | 239 |
| 200 BR SCY | 3:28.51 | 324 |
| 200 IM SCY | 3:00.65 | 362 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 13-14 · SCY
1212 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:03.50 | 248 |
| 100 BK SCY | 1:27.74 | 284 |
| 100 BR SCY | 1:37.37 | 318 |
| 200 IM SCY | 3:00.65 | 362 |
| 100 FL SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:16.96
Front half 36.03s · back half 40.93s
200 Freestyle SCY 3:03.50
Front half 89.18s · back half 94.32s
500 Freestyle SCY 8:17.84
Front half 221.47s · back half 276.37s
100 Backstroke SCY 1:27.74
Front half 43.79s · back half 43.95s
100 Breaststroke SCY 1:37.37
Front half 45.43s · back half 51.94s
200 Breaststroke SCY 3:28.51
Front half 101.98s · back half 106.53s
100 Individual Medley SCY 1:27.77
Front half 41.17s · back half 46.60s
200 Individual Medley SCY 3:00.65
Front half 83.58s · back half 97.07s
100 Freestyle LCM 1:35.52
Front half 45.18s · back half 50.34s
100 Backstroke LCM 2:03.34
Front half 59.81s · back half 63.53s
100 Breaststroke LCM 1:51.80
Front half 51.04s · back half 60.76s
200 Breaststroke LCM 3:59.85
Front half 115.66s · back half 124.19s
Progression
Faster times are higher. One card per event, all courses & history.