Zac Groninger
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 200 Freestyle | SCY | 1:49.07 | AA+1.98s to AAA | 2026-03-15 | 2026 IN Swimming Senior Short Course Champs venue |
| 500 Freestyle | SCY | 4:48.80 | AAA+11.01s to AAAA | 2026-03-14 | 2026 IN Swimming Senior Short Course Champs venue |
| 1000 Freestyle | SCY | 10:01.15 | AAA+22.26s to AAAA | 2026-03-15 | 2026 IN Swimming Senior Short Course Champs venue |
| 1650 Freestyle | SCY | 16:39.01 | AAA+34.02s to AAAA | 2026-03-12 | 2026 IN Swimming Senior Short Course Champs venue |
| 50 Freestyle | LCM | 26.38 | AA+0.49s to AAA | 2025-07-25 | 2025 TYR FUTURES OCALA venue |
| 100 Freestyle | LCM | 57.73 | AA+1.24s to AAA | 2024-07-14 | 2024 IN Swimming Swimfest venue |
| 200 Freestyle | LCM | 2:05.70 | AA+2.11s to AAA | 2024-07-12 | 2024 IN Swimming Swimfest venue |
| 400 Freestyle | LCM | 4:30.37 | AA+6.68s to AAA | 2026-03-28 | 2026 Central Zone East Spring Speedo Sectiona venue |
| 800 Freestyle | LCM | 9:09.66 | AA+3.17s to AAA | 2026-03-29 | 2026 Central Zone East Spring Speedo Sectiona venue |
| 1500 Freestyle | LCM | 17:39.78 | AA+8.19s to AAA | 2026-03-26 | 2026 Central Zone East Spring Speedo Sectiona venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | LCM | 26.65 | flat | 200 Free Relay | 2024-07-13 | 2024 IN Swimming Swimfest |
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
875 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:48.80 | 875 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
817 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:49.07 | 817 |
| 100 BK SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 1:49.07
Front half 53.78s · back half 55.29s
500 Freestyle SCY 4:48.80
Front half 142.56s · back half 146.24s
1000 Freestyle SCY 10:01.15
Front half 296.30s · back half 304.85s
1650 Freestyle SCY 16:39.01
100 Freestyle LCM 57.73
Front half 27.56s · back half 30.17s
200 Freestyle LCM 2:05.70
Front half 60.30s · back half 65.40s
400 Freestyle LCM 4:30.37
Front half 131.75s · back half 138.62s
800 Freestyle LCM 9:09.66
Front half 271.91s · back half 277.75s
1500 Freestyle LCM 17:39.78
Front half 528.63s · back half 531.15s
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.