Mark Brenchley
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 33.52 | +2.43s to B | 2022-10-23 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 100 Freestyle | SCY | 1:20.82 | +13.23s to B | 2022-10-22 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 200 Freestyle | SCY | 3:11.90 | +44.11s to B | 2022-10-23 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 50 Backstroke | SCY | 44.62 | +9.23s to B | 2022-09-24 | 2022 IE MRA Sprint Shootout venue |
| 100 Backstroke | SCY | 1:38.09 | +23.70s to B | 2022-10-23 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 50 Breaststroke | SCY | 47.12 | +6.63s to B | 2022-09-24 | 2022 IE MRA Sprint Shootout venue |
| 100 Breaststroke | SCY | 1:48.58 | +24.29s to B | 2022-10-22 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 200 Breaststroke | SCY | 4:04.40 | +61.41s to B | 2022-10-23 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 50 Butterfly | SCY | 40.51 | +5.82s to B | 2022-09-24 | 2022 IE MRA Sprint Shootout venue |
| 100 Butterfly | SCY | 1:42.53 | +28.74s to B | 2022-10-22 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 100 Individual Medley | SCY | 1:34.34 | 2022-09-24 | 2022 IE MRA Sprint Shootout venue | |
| 200 Individual Medley | SCY | 3:34.95 | +50.26s to B | 2022-10-22 | 2022 LGSC Spooktacular Swim Meet slow pool |
| 50 Freestyle | LCM | 41.79 | +6.10s to B | 2021-06-05 | 2021 TRI-CITY OPEN venue |
| 100 Freestyle | LCM | 1:37.91 | +19.72s to B | 2021-06-06 | 2021 TRI-CITY OPEN venue |
| 200 Freestyle | LCM | 3:25.31 | +35.32s to B | 2021-06-25 | 2021 Summer Solstice venue |
| 50 Backstroke | LCM | 51.91 | +10.72s to B | 2021-06-27 | 2021 Summer Solstice venue |
| 100 Backstroke | LCM | 1:51.17 | +23.78s to B | 2021-06-04 | 2021 TRI-CITY OPEN venue |
| 50 Breaststroke | LCM | 1:01.22 | +15.33s to B | 2021-06-05 | 2021 TRI-CITY OPEN venue |
| 100 Breaststroke | LCM | 2:13.67 | +36.48s to B | 2021-06-04 | 2021 TRI-CITY OPEN venue |
| 50 Butterfly | LCM | 54.54 | +15.55s to B | 2021-06-26 | 2021 Summer Solstice venue |
| 100 Butterfly | LCM | 2:02.08 | +37.99s to B | 2021-06-27 | 2021 Summer Solstice venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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 | 47.10 | flying | 200 Free Relay (leg 2) | 2019-12-08 | 2019 VS Christmas Open |
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 13-14 · SCY
321 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BR SCY | 4:04.40 | 154 |
| 200 IM SCY | 3:34.95 | 167 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 13-14 · SCY
810 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:11.90 | 172 |
| 100 BK SCY | 1:38.09 | 162 |
| 100 BR SCY | 1:48.58 | 172 |
| 100 FL SCY | 1:42.53 | 137 |
| 200 IM SCY | 3:34.95 | 167 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 3:11.90
Front half 88.03s · back half 103.87s
50 Backstroke SCY 44.62
Front half 21.39s · back half 23.23s
50 Breaststroke SCY 47.12
Front half 21.69s · back half 25.43s
100 Breaststroke SCY 1:48.58
Front half 48.21s · back half 60.37s
200 Breaststroke SCY 4:04.40
50 Butterfly SCY 40.51
Front half 18.43s · back half 22.08s
100 Butterfly SCY 1:42.53
Front half 43.41s · back half 59.12s
100 Individual Medley SCY 1:34.34
Front half 41.96s · back half 52.38s
200 Individual Medley SCY 3:34.95
100 Butterfly LCM 2:02.08
Front half 53.80s · back half 68.28s
Progression
Faster times are higher. One card per event, all courses & history.