swimJack Birch
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.62 | B+1.93s to BB | 2019-12-15 | 2019 CO FAST Mid-Season SC Finale venue |
| 100 Freestyle | SCY | 1:04.87 | B+4.48s to BB | 2020-09-26 | 2020 CO Jeffco September Invite slow pool |
| 200 Freestyle | SCY | 2:24.76 | +2.17s to B | 2020-02-15 | 2020 CO Jeffco February Finale slow pool |
| 500 Freestyle | SCY | 7:05.20 | +39.21s to B | 2019-03-03 | 2019 CO CSI Silver State venue |
| 50 Backstroke | SCY | 39.22 | +5.53s to B | 2018-10-13 | 2018 CO FST Swim Pink slow pool |
| 100 Backstroke | SCY | 1:15.37 | +3.98s to B | 2020-09-26 | 2020 CO Jeffco September Invite slow pool |
| 200 Backstroke | SCY | 2:38.92 | +3.73s to B | 2020-10-18 | 2020 CO JH vs HRA Dual slow pool |
| 50 Breaststroke | SCY | 39.63 | +1.04s to B | 2019-05-05 | 2019 CO Evergreen Suburban League Qualifier slow pool |
| 100 Breaststroke | SCY | 1:18.22 | B+3.33s to BB | 2020-10-18 | 2020 CO JH vs HRA Dual slow pool |
| 200 Breaststroke | SCY | 2:58.15 | +2.86s to B | 2020-01-19 | 2020 CO CUDA Classic venue |
| 50 Butterfly | SCY | 37.60 | +4.41s to B | 2018-12-09 | 2018 CO CUDA vs FST Dual venue |
| 100 Butterfly | SCY | 1:17.32 | +6.83s to B | 2020-01-18 | 2020 CO CUDA Classic venue |
| 200 Butterfly | SCY | 3:06.95 | +30.06s to B | 2019-11-09 | 2019 CO Jeffco Pineapple Open slow pool |
| 100 Individual Medley | SCY | 1:19.28 | 2019-05-05 | 2019 CO Evergreen Suburban League Qualifier slow pool | |
| 200 Individual Medley | SCY | 2:40.76 | +2.77s to B | 2020-01-19 | 2020 CO CUDA Classic venue |
| 400 Individual Medley | SCY | 6:00.13 | +22.44s to B | 2020-02-02 | 2020 CO Evergreen Super Bowl slow pool |
| 50 Freestyle | LCM | 35.16 | +0.87s to B | 2019-07-12 | 2019 CO Zone 2 Age Group slow pool |
| 100 Freestyle | LCM | 1:22.62 | +7.53s to B | 2019-07-14 | 2019 CO Zone 2 Age Group slow pool |
| 200 Freestyle | LCM | 3:11.75 | +27.76s to B | 2019-05-18 | 2019 CO Jeffco May Open slow pool |
| 400 Freestyle | LCM | 6:00.22 | +10.33s to B | 2019-07-26 | 2019 CO CSI LC Age Group State Championships venue |
| 50 Backstroke | LCM | 43.55 | +4.06s to B | 2019-06-16 | 2019 CO CSI Long Course Open venue |
| 100 Backstroke | LCM | 1:33.57 | +9.88s to B | 2019-07-13 | 2019 CO Zone 2 Age Group slow pool |
| 200 Backstroke | LCM | 3:16.32 | +14.33s to B | 2019-07-12 | 2019 CO Zone 2 Age Group slow pool |
| 50 Breaststroke | LCM | 45.14 | +1.05s to B | 2019-06-16 | 2019 CO CSI Long Course Open venue |
| 100 Breaststroke | LCM | 1:39.12 | +5.13s to B | 2019-06-15 | 2019 CO CSI Long Course Open venue |
| 200 Breaststroke | LCM | 3:44.80 | +20.91s to B | 2019-07-12 | 2019 CO Zone 2 Age Group slow pool |
| 50 Butterfly | LCM | 43.85 | +6.56s to B | 2019-07-13 | 2019 CO Zone 2 Age Group slow pool |
| 100 Butterfly | LCM | 1:44.16 | +23.87s to B | 2019-05-31 | 2019 CO JH Summer Invite slow pool |
| 200 Individual Medley | LCM | 3:15.25 | +12.26s to B | 2019-06-16 | 2019 CO CSI Long Course Open venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
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 | 31.13 | flying | 200 Medley Relay (leg 4) | 2019-02-23 | 2019 CO CSI 14&U SC State Championships |
| 50 Freestyle | SCY | 31.38 | flying | 200 Free Relay (leg 2) | 2019-02-24 | 2019 CO CSI 14&U SC State Championships |
| 50 Breaststroke | SCY | 45.16 | flying | 200 Medley Relay (leg 2) | 2017-03-12 | 2017 CO Jeffco Bronze Cup |
| 50 Freestyle | LCM | 35.50 | flying | 200 Free Relay (leg 3) | 2019-07-28 | 2019 CO CSI LC Age Group 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 13-14 · SCY
2096 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:05.20 | 314 |
| 200 BK SCY | 2:38.92 | 388 |
| 200 BR SCY | 2:58.15 | 399 |
| 200 FL SCY | 3:06.95 | 248 |
| 200 IM SCY | 2:40.76 | 400 |
| 400 IM SCY | 6:00.13 | 347 |
IMR 13-14 · SCY
1939 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:24.76 | 402 |
| 100 BK SCY | 1:15.37 | 357 |
| 100 BR SCY | 1:18.22 | 460 |
| 100 FL SCY | 1:17.32 | 320 |
| 200 IM SCY | 2:40.76 | 400 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
50 Freestyle SCY 29.62
Front half 14.72s · back half 14.90s
100 Freestyle SCY 1:04.87
Front half 30.37s · back half 34.50s
200 Freestyle SCY 2:24.76
Front half 68.80s · back half 75.96s
500 Freestyle SCY 7:05.20
Front half 204.66s · back half 220.54s
100 Backstroke SCY 1:15.37
Front half 35.91s · back half 39.46s
200 Backstroke SCY 2:38.92
Front half 77.60s · back half 81.32s
100 Breaststroke SCY 1:18.22
Front half 37.68s · back half 40.54s
200 Breaststroke SCY 2:58.15
Front half 85.80s · back half 92.35s
100 Butterfly SCY 1:17.32
Front half 34.90s · back half 42.42s
200 Butterfly SCY 3:06.95
Front half 89.46s · back half 97.49s
100 Individual Medley SCY 1:19.28
Front half 37.50s · back half 41.78s
200 Individual Medley SCY 2:40.76
Front half 79.16s · back half 81.60s
400 Individual Medley SCY 6:00.13
Front half 180.39s · back half 179.74s
100 Freestyle LCM 1:22.62
Front half 39.11s · back half 43.51s
200 Freestyle LCM 3:11.75
Front half 91.37s · back half 100.38s
400 Freestyle LCM 6:00.22
Front half 176.58s · back half 183.64s
100 Backstroke LCM 1:33.57
Front half 45.74s · back half 47.83s
200 Backstroke LCM 3:16.32
Front half 94.77s · back half 101.55s
100 Breaststroke LCM 1:39.12
Front half 46.99s · back half 52.13s
200 Breaststroke LCM 3:44.80
Front half 110.26s · back half 114.54s
100 Butterfly LCM 1:44.16
Front half 50.06s · back half 54.10s
200 Individual Medley LCM 3:15.25
Front half 98.50s · back half 96.75s
Progression
Faster times are higher. One card per event, all courses & history.