Crenshaw Halbach
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.23 | A+0.54s to AA·+0.94s to Sectionals | 2025-10-26 | 2025 Athens Fall Classic - copiedvenue |
| 100 Freestyle | SCY | 48.37 | AA+0.68s to AAA·+0.08s to Sectionals | 2026-03-28 | 2026 Northeast Divisional Championshipsvenue |
| 200 Freestyle | SCY | 1:43.46 | AAA+2.87s to AAAA·Sectionals ✓+1.87s to Futures | 2026-03-29 | 2026 Northeast Divisional Championshipsvenue |
| 500 Freestyle | SCY | 4:32.28 | AAAA·Futures ✓+3.49s to Winter JNs | 2026-03-27 | 2026 Northeast Divisional Championshipsvenue |
| 1000 Freestyle | SCY | 9:23.96 | AAAA·Futures ✓+1.27s to Winter JNs | 2025-12-12 | 2025 Classic City Invitational Meetvenue |
| 1650 Freestyle | SCY | 15:41.34 | AAAA·Futures ✓+0.95s to Winter JNs | 2026-03-29 | 2026 Northeast Divisional Championshipsvenue |
| 100 Backstroke | SCY | 58.71 | BB+2.52s to A·+3.62s to Sectionals | 2024-12-14 | 2024 Classic City Quad Meetvenue |
| 200 Backstroke | SCY | 1:59.71 | A+1.12s to AA·Sectionals ✓+6.92s to Futures | 2026-03-28 | 2026 Northeast Divisional Championshipsvenue |
| 200 Breaststroke | SCY | 2:22.18 | BB+2.59s to A·+2.89s to Sectionals | 2025-12-14 | 2025 Classic City Invitational Meetvenue |
| 100 Butterfly | SCY | 55.03 | A+1.14s to AA·+2.34s to Sectionals | 2025-03-29 | 2025 Northeast Divisional Championshipsvenue |
| 200 Butterfly | SCY | 1:56.87 | AA+0.98s to AAA·Sectionals ✓+3.18s to Futures | 2025-12-06 | 2025 GA SC Senior State Championships - copievenue |
| 200 Individual Medley | SCY | 1:57.87 | AA+1.68s to AAA·Sectionals ✓+3.98s to Futures | 2026-03-28 | 2026 Northeast Divisional Championshipsvenue |
| 400 Individual Medley | SCY | 4:10.33 | AAA+10.94s to AAAA·Sectionals ✓+3.34s to Futures | 2025-12-05 | 2025 GA SC Senior State Championships - copievenue |
| 50 Freestyle | LCM | 27.17 | A+0.88s to AA·+1.58s to Sectionals | 2026-06-27 | 2026 Bulldog Grand Slam - copiedvenue |
| 100 Freestyle | LCM | 56.39 | AA+1.20s to AAA·+1.10s to Sectionals | 2026-07-23 | 2026 GA LC Senior State Championshipsvenue |
| 200 Freestyle | LCM | 1:58.34 | AAA+3.15s to AAAA·Sectionals ✓+0.55s to Futures | 2026-07-24 | 2026 GA LC Senior State Championshipsvenue |
| 400 Freestyle | LCM | 4:08.38 | AAA+2.79s to AAAA·Futures ✓+3.39s to Winter JNs | 2026-07-25 | 2026 GA LC Senior State Championshipsvenue |
| 800 Freestyle | LCM | 8:38.95 | AAA+4.66s to AAAA·Futures ✓+10.76s to Winter JNs | 2026-07-23 | 2026 GA LC Senior State Championshipsvenue |
| 1500 Freestyle | LCM | 16:31.68 | AAA+7.59s to AAAA·Futures ✓+16.89s to Winter JNs | 2026-07-26 | 2026 GA LC Senior State Championshipsvenue |
| 200 Backstroke | LCM | 2:16.78 | AA+2.99s to AAA·Sectionals ✓+4.89s to Futures | 2026-06-28 | 2026 Bulldog Grand Slam - copiedvenue |
| 100 Butterfly | LCM | 1:02.05 | A+0.46s to AA·+1.56s to Sectionals | 2026-06-26 | 2026 Bulldog Grand Slam - copiedvenue |
| 200 Butterfly | LCM | 2:12.47 | AA+0.58s to AAA·Sectionals ✓+2.28s to Futures | 2026-06-27 | 2026 Bulldog Grand Slam - copiedvenue |
| 200 Individual Medley | LCM | 2:18.76 | AA+3.07s to AAA·+1.07s to Sectionals | 2026-07-26 | 2026 GA LC Senior State Championshipsvenue |
| 400 Individual Medley | LCM | 4:51.69 | AA+0.20s to AAA·Sectionals ✓+9.30s to Futures | 2026-07-24 | 2026 GA LC Senior State Championshipsvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.47 | flat | 200 Free Relay | 2026-03-28 | 2026 Northeast Divisional Championships |
| 50 Freestyle | SCY | 22.88 | flying | 200 Free Relay (leg 4) | 2025-12-05 | 2025 GA SC Senior State Championships - copie |
| 100 Freestyle | SCY | 48.48 | flat | 400 Free Relay | 2025-12-06 | 2025 GA SC Senior State Championships - copie |
| 200 Freestyle | SCY | 1:47.87 | flying | 800 Free Relay (leg 2) | 2025-12-05 | 2025 GA SC Senior State Championships - copie |
| 50 Backstroke | SCY | 28.16 | flat | 200 Medley Relay | 2025-03-30 | 2025 Northeast Divisional Championships |
| 50 Butterfly | SCY | 25.02 | flying | 200 Medley Relay (leg 3) | 2025-12-06 | 2025 GA SC Senior State Championships - copie |
| 50 Freestyle | LCM | 25.31 | flying | 200 Free Relay (leg 4) | 2026-07-24 | 2026 GA LC Senior State Championships |
| 200 Freestyle | LCM | 1:59.63 | flat | 800 Free Relay | 2026-07-23 | 2026 GA LC Senior State 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
4872 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:32.28 | 1001 |
| 200 BK SCY | 1:59.71 | 732 |
| 200 BR SCY | 2:22.18 | 626 |
| 200 FL SCY | 1:56.87 | 829 |
| 200 IM SCY | 1:57.87 | 825 |
| 400 IM SCY | 4:10.33 | 859 |
IMR 17-18 · SCY
3019 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:43.46 | 908 |
| 100 BK SCY | 58.71 | 577 |
| 100 FL SCY | 55.03 | 709 |
| 200 IM SCY | 1:57.87 | 825 |
| 100 BR 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 48.37
Front half 23.54s · back half 24.83s
200 Freestyle SCY 1:43.46
Front half 51.12s · back half 52.34s
500 Freestyle SCY 4:32.28
Front half 134.04s · back half 138.24s
1000 Freestyle SCY 9:23.96
Front half 278.36s · back half 285.60s
1650 Freestyle SCY 15:41.34
100 Backstroke SCY 58.71
Front half 28.81s · back half 29.90s
200 Backstroke SCY 1:59.71 RT 0.66s
Front half 59.13s · back half 60.58s
200 Breaststroke SCY 2:22.18
Front half 68.20s · back half 73.98s
100 Butterfly SCY 55.03
Front half 25.99s · back half 29.04s
200 Butterfly SCY 1:56.87
Front half 56.90s · back half 59.97s
200 Individual Medley SCY 1:57.87
Front half 55.70s · back half 62.17s
400 Individual Medley SCY 4:10.33
Front half 122.36s · back half 127.97s
100 Freestyle LCM 56.39
Front half 27.47s · back half 28.92s
200 Freestyle LCM 1:58.34
Front half 57.85s · back half 60.49s
400 Freestyle LCM 4:08.38
Front half 122.75s · back half 125.63s
800 Freestyle LCM 8:38.95
Front half 256.56s · back half 262.39s
1500 Freestyle LCM 16:31.68
Front half 492.80s · back half 498.88s
200 Backstroke LCM 2:16.78
Front half 67.29s · back half 69.49s
100 Butterfly LCM 1:02.05
Front half 29.60s · back half 32.45s
200 Butterfly LCM 2:12.47
Front half 63.89s · back half 68.58s
200 Individual Medley LCM 2:18.76
Front half 64.49s · back half 74.27s
400 Individual Medley LCM 4:51.69
Front half 140.06s · back half 151.63s
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.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.