Grace Herlihy
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.35 | AA+0.56s to AAA | 2026-04-01 | 2026 YMCA SCY Time Trials venue |
| 100 Freestyle | SCY | 55.37 | AA+1.58s to AAA | 2026-04-02 | 2026 YMCA SCY Time Trials venue |
| 1000 Freestyle | SCY | 11:24.83 | AA+29.24s to AAA | 2025-01-06 | SJAC Distance Challenge |
| 1650 Freestyle | SCY | 18:51.41 | A+1.62s to AA | 2025-01-06 | SJAC Distance Challenge |
| 50 Backstroke | SCY | 29.49 | A+0.80s to AA | 2025-02-03 | John DeBarbadillo Invite |
| 100 Backstroke | SCY | 1:01.94 | A+0.85s to AA | 2025-02-03 | John DeBarbadillo Invite |
| 50 Breaststroke | SCY | 31.62 | AAA+1.03s to AAAA | 2025-12-11 | 2025 East Coast WinterFest |
| 100 Breaststroke | SCY | 1:07.04 | AA+0.15s to AAA | 2026-04-03 | 2026 YMCA Short Course Nationals fast pool |
| 200 Breaststroke | SCY | 2:26.24 | AA+0.95s to AAA | 2026-03-31 | 2026 YMCA Short Course Nationals fast pool |
| 100 Butterfly | SCY | 1:03.52 | BB+0.23s to A | 2025-02-03 | John DeBarbadillo Invite |
| 200 Individual Medley | SCY | 2:09.97 | AAA+5.38s to AAAA | 2025-12-11 | 2025 East Coast WinterFest |
| 400 Individual Medley | SCY | 4:37.73 | AAA+12.34s to AAAA | 2026-04-01 | 2026 YMCA Short Course Nationals fast pool |
| 50 Freestyle | LCM | 28.53 | AA+0.14s to AAA | 2024-08-03 | 2024 YMCA Long Course Championships fast pool |
| 100 Freestyle | LCM | 1:02.90 | AA+1.51s to AAA | 2024-06-12 | Long Course Classic |
| 100 Backstroke | LCM | 1:13.26 | A+2.17s to AA | 2025-06-04 | LAC Longing for Summer |
| 200 Backstroke | LCM | 2:37.46 | A+2.97s to AA | 2025-06-04 | LAC Longing for Summer |
| 50 Breaststroke | LCM | 36.29 | AAA+1.60s to AAAA | 2024-07-30 | 2024 YMCA Long Course Championships fast pool |
| 100 Breaststroke | LCM | 1:19.57 | AA+2.28s to AAA | 2024-08-02 | 2024 YMCA Long Course Championships fast pool |
| 200 Breaststroke | LCM | 2:50.94 | AA+2.15s to AAA | 2024-07-31 | 2024 YMCA Long Course Championships fast pool |
| 200 Individual Medley | LCM | 2:31.02 | AA+1.53s to AAA | 2024-08-03 | 2024 YMCA Long Course Championships fast pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 | LCM | 28.20 | flat | 200 Free Relay | 2024-07-31 | 2024 YMCA Long Course Championships |
| 50 Freestyle | LCM | 27.08 | flying | 200 Medley Relay (leg 4) | 2024-07-30 | 2024 YMCA Long Course Championships |
| 100 Freestyle | LCM | 1:01.05 | flying | 400 Free Relay (leg 2) | 2024-08-01 | 2024 YMCA Long Course Championships |
| 100 Freestyle | LCM | 1:01.24 | flying | 400 Medley Relay (leg 4) | 2024-08-03 | 2024 YMCA Long Course 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 17-18 · SCY
2539 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BR SCY | 2:26.24 | 849 |
| 200 IM SCY | 2:09.97 | 841 |
| 400 IM SCY | 4:37.73 | 849 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 17-18 · SCY
3048 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:01.94 | 699 |
| 100 BR SCY | 1:07.04 | 853 |
| 100 FL SCY | 1:03.52 | 655 |
| 200 IM SCY | 2:09.97 | 841 |
| 200 FR 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 55.37 RT 0.51s
Front half 26.35s · back half 29.02s
100 Breaststroke SCY 1:07.04 RT 0.63s
Front half 31.38s · back half 35.66s
200 Breaststroke SCY 2:26.24 RT 0.68s
Front half 68.88s · back half 77.36s
400 Individual Medley SCY 4:37.73 RT 0.69s
Front half 133.35s · back half 144.38s
100 Freestyle LCM 1:02.90 split/total mismatch
Front half 30.14s · back half 32.76s
100 Backstroke LCM 1:13.26 split/total mismatch
Front half 35.55s · back half 37.71s
200 Backstroke LCM 2:37.46 split/total mismatch
100 Breaststroke LCM 1:19.57 RT 0.72s
Front half 37.60s · back half 41.97s
200 Breaststroke LCM 2:50.94
Front half 81.37s · back half 89.57s
200 Individual Medley LCM 2:31.02 RT 0.66s
Front half 70.63s · back half 80.39s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.