Dustin Johnson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Freestyle | SCY | 56.20 | BB+3.61s to A | 2018-12-15 | 2018 UT WSC Winter MisFit Toys venue |
| 200 Freestyle | SCY | 2:01.81 | BB+5.82s to A | 2019-02-15 | 2019 UT HAST Last Chance venue |
| 500 Freestyle | SCY | 5:49.30 | B+8.21s to BB | 2018-12-14 | 2019 UT Alpine District OBS slow pool |
| 50 Backstroke | SCY | 30.05 | B+1.06s to BB | 2018-09-15 | 2019 UT LEHI/SDAT Sprint Dual slow pool |
| 100 Backstroke | SCY | 1:01.33 | BB+4.04s to A | 2018-12-15 | 2018 UT WSC Winter MisFit Toys venue |
| 200 Backstroke | SCY | 2:13.91 | BB+8.72s to A | 2019-02-23 | 2019 UT SC Senior Champs venue |
| 100 Breaststroke | SCY | 1:24.05 | +8.56s to B | 2018-10-06 | 2019 UT LEHI Super Saturday slow pool |
| 50 Butterfly | SCY | 30.07 | B+1.08s to BB | 2018-09-15 | 2019 UT LEHI/SDAT Sprint Dual slow pool |
| 200 Individual Medley | SCY | 2:25.45 | B+6.56s to BB | 2018-10-06 | 2019 UT LEHI Super Saturday slow pool |
| 100 Backstroke | LCM | 1:15.44 | B+2.35s to BB | 2019-06-21 | 2019 UT CHAT INVITATIONAL venue |
| 200 Backstroke | LCM | 2:35.71 | BB+8.62s to A | 2019-07-20 | 2019 UT LC Champs venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 55.17 | flat | 400 Free Relay | 2019-02-22 | 2019 UT SC Senior Champs |
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
1436 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:49.30 | 474 |
| 200 BK SCY | 2:13.91 | 523 |
| 200 IM SCY | 2:25.45 | 439 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
1796 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:01.81 | 556 |
| 100 BK SCY | 1:01.33 | 506 |
| 100 BR SCY | 1:24.05 | 295 |
| 200 IM SCY | 2:25.45 | 439 |
| 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 56.20
Front half 27.18s · back half 29.02s
200 Freestyle SCY 2:01.81
Front half 58.35s · back half 63.46s
500 Freestyle SCY 5:49.30
Front half 167.03s · back half 182.27s
100 Backstroke SCY 1:01.33
Front half 29.39s · back half 31.94s
200 Backstroke SCY 2:13.91
Front half 64.98s · back half 68.93s
100 Breaststroke SCY 1:24.05
Front half 39.14s · back half 44.91s
200 Individual Medley SCY 2:25.45
Front half 64.40s · back half 81.05s
100 Backstroke LCM 1:15.44
Front half 36.78s · back half 38.66s
200 Backstroke LCM 2:35.71
Front half 72.90s · back half 82.81s
Progression
Faster times are higher. One card per event, all courses & history.