Alan Chung Ma
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.38 | A+0.29s to AA | 2020-02-23 | 2020 BD Border SC Championship venue |
| 100 Freestyle | SCY | 53.81 | BB+1.22s to A | 2020-01-17 | Syntal Capital Partners Invitational 2020 |
| 100 Backstroke | SCY | 1:00.10 | BB+2.81s to A | 2020-01-17 | Syntal Capital Partners Invitational 2020 |
| 200 Backstroke | SCY | 2:11.27 | BB+6.08s to A | 2020-01-19 | Syntal Capital Partners Invitational 2020 slow pool |
| 100 Breaststroke | SCY | 1:10.65 | B+0.56s to BB | 2020-02-23 | 2020 BD Border SC Championship venue |
| 50 Butterfly | SCY | 26.22 | A+0.63s to AA | 2019-09-22 | 2019 BD RAST Knights Swim Challenge slow pool |
| 100 Butterfly | SCY | 59.57 | BB+2.88s to A | 2020-01-17 | Syntal Capital Partners Invitational 2020 |
| 100 Individual Medley | SCY | 1:03.39 | 2019-09-22 | 2019 BD RAST Knights Swim Challenge slow pool | |
| 200 Individual Medley | SCY | 2:13.48 | BB+5.29s to A | 2019-12-14 | 2019 BD EPAP Leo Invitational venue |
| 400 Individual Medley | SCY | 4:59.37 | B+0.38s to BB | 2019-12-13 | 2019 BD EPAP Leo Invitational |
| 50 Freestyle | LCM | 26.97 | A+0.28s to AA | 2019-07-28 | 2019 BD Border LSC Long Course Championship venue |
| 100 Freestyle | LCM | 1:02.48 | BB+1.89s to A | 2019-07-27 | 2019 BD Border LSC Long Course Championship venue |
| 200 Freestyle | LCM | 2:34.64 | B+10.25s to BB | 2019-01-01 | 2019 bat spring fling results |
| 100 Backstroke | LCM | 1:10.47 | BB+2.98s to A | 2019-01-01 | 2019 epap lc invitational results |
| 200 Backstroke | LCM | 2:37.16 | BB+10.07s to A | 2019-01-01 | 2019 epap lc invitational results |
| 50 Breaststroke | LCM | 40.20 | B+2.21s to BB | 2019-01-01 | 2019 bat spring fling results |
| 100 Breaststroke | LCM | 1:23.67 | B+1.88s to BB | 2019-07-28 | 2019 BD Border LSC Long Course Championship venue |
| 200 Breaststroke | LCM | 3:14.65 | +2.46s to B | 2019-01-01 | 2019 bat spring fling results |
| 100 Butterfly | LCM | 1:07.41 | BB+2.22s to A | 2019-07-27 | 2019 BD Border LSC Long Course Championship venue |
| 200 Individual Medley | LCM | 2:33.12 | BB+4.53s to A | 2019-07-27 | 2019 BD Border LSC Long Course Championship 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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.57 | flying | 200 Free Relay (leg 3) | 2020-01-18 | Syntal Capital Partners Invitational 2020 |
| 50 Backstroke | SCY | 28.43 | flat | 200 Medley Relay | 2020-01-19 | Syntal Capital Partners Invitational 2020 |
| 50 Freestyle | LCM | 28.74 | flying | 200 Free Relay (leg 2) | 2019-05-18 | 2019 BD Barracuda Aquatics Spring Fling |
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
1625 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 2:11.27 | 555 |
| 200 IM SCY | 2:13.48 | 568 |
| 400 IM SCY | 4:59.37 | 502 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 17-18 · LCM
2610 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:34.64 | 407 |
| 100 BK LCM | 1:10.47 | 563 |
| 100 BR LCM | 1:23.67 | 470 |
| 100 FL LCM | 1:07.41 | 573 |
| 200 IM LCM | 2:33.12 | 597 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 53.81 split/total mismatch
Front half 25.58s · back half 28.23s
100 Backstroke SCY 1:00.10 split/total mismatch
Front half 28.54s · back half 31.56s
200 Backstroke SCY 2:11.27
Front half 63.26s · back half 68.01s
100 Breaststroke SCY 1:10.65 RT 0.69s
Front half 33.01s · back half 37.64s
100 Butterfly SCY 59.57 split/total mismatch
Front half 27.05s · back half 32.52s
100 Individual Medley SCY 1:03.39 RT 0.77s
Front half 29.45s · back half 33.94s
200 Individual Medley SCY 2:13.48
Front half 61.32s · back half 72.16s
100 Freestyle LCM 1:02.48
Front half 29.78s · back half 32.70s
100 Breaststroke LCM 1:23.67
Front half 38.67s · back half 45.00s
100 Butterfly LCM 1:07.41
Front half 30.26s · back half 37.15s
200 Individual Medley LCM 2:33.12
Front half 70.40s · back half 82.72s
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.