Madison Costello
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.61 | 2018-10-21 | 2018 ME SSC Harvest Classic venue | |
| 100 Freestyle | SCY | 1:07.25 | 2018-10-21 | 2018 ME SSC Harvest Classic venue | |
| 200 Freestyle | SCY | 2:31.37 | 2018-06-09 | 2018 ME HSC Junebug slow pool | |
| 500 Freestyle | SCY | 6:45.90 | 2018-10-21 | 2018 ME SSC Harvest Classic venue | |
| 1650 Freestyle | SCY | 22:46.62 | 2018-11-03 | 2018 ME CMA Rock The Blocks slow pool | |
| 50 Backstroke | SCY | 37.69 | 2017-03-12 | 2017 ME MSI JO Trials venue | |
| 100 Backstroke | SCY | 1:12.20 | 2018-10-21 | 2018 ME SSC Harvest Classic venue | |
| 200 Backstroke | SCY | 2:35.76 | 2019-03-24 | 2019 ME Winter Championships fast pool | |
| 50 Breaststroke | SCY | 44.51 | 2017-10-29 | 2017 ME CMA Jamie Higgins slow pool | |
| 100 Breaststroke | SCY | 1:26.51 | 2018-10-21 | 2018 ME SSC Harvest Classic venue | |
| 200 Breaststroke | SCY | 3:21.78 | 2018-01-27 | 2018 ME TCST Developmental Meet #2 slow pool | |
| 50 Butterfly | SCY | 39.68 | 2017-11-05 | 2017 ME MSI Free-to-Fly Meet venue | |
| 100 Butterfly | SCY | 1:21.11 | 2018-06-09 | 2018 ME HSC Junebug slow pool | |
| 100 Individual Medley | SCY | 1:26.31 | 2017-02-05 | 2017 ME LRSC Tuffin Up venue | |
| 200 Individual Medley | SCY | 2:42.78 | 2019-03-24 | 2019 ME Winter Championships fast pool | |
| 200 Freestyle | SCM | 2:58.53 | 2017-12-03 | 2017 ME PPSC Candy Cane Classic venue | |
| 50 Backstroke | SCM | 42.56 | 2016-12-04 | 2016 ME PPSC Candy Cane Classic venue | |
| 100 Backstroke | SCM | 1:28.53 | 2017-12-03 | 2017 ME PPSC Candy Cane Classic venue | |
| 50 Breaststroke | SCM | 52.61 | 2016-12-04 | 2016 ME PPSC Candy Cane Classic venue | |
| 50 Butterfly | SCM | 49.34 | 2016-12-04 | 2016 ME PPSC Candy Cane Classic venue | |
| 200 Individual Medley | SCM | 3:23.04 | 2017-12-03 | 2017 ME PPSC Candy Cane Classic venue |
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 | 30.76 | flying | 200 Medley Relay (leg 4) | 2018-05-20 | 2018 ME CMA Celebrating Michelle Arpin |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
100 Freestyle SCY 1:07.25
Front half 31.59s · back half 35.66s
200 Freestyle SCY 2:31.37
Front half 73.14s · back half 78.23s
500 Freestyle SCY 6:45.90
Front half 196.65s · back half 209.25s
1650 Freestyle SCY 22:46.62
100 Backstroke SCY 1:12.20
Front half 35.01s · back half 37.19s
200 Backstroke SCY 2:35.76
Front half 76.89s · back half 78.87s
100 Breaststroke SCY 1:26.51
Front half 41.02s · back half 45.49s
200 Breaststroke SCY 3:21.78
Front half 98.70s · back half 103.08s
100 Butterfly SCY 1:21.11
Front half 35.75s · back half 45.36s
100 Individual Medley SCY 1:26.31
Front half 38.16s · back half 48.15s
200 Individual Medley SCY 2:42.78
Front half 74.10s · back half 88.68s
200 Freestyle SCM 2:58.53
Front half 134.20s · back half 44.33s
100 Backstroke SCM 1:28.53
Front half 42.22s · back half 46.31s
200 Individual Medley SCM 3:23.04
Front half 92.32s · back half 110.72s
Progression
Faster times are higher. One card per event, all courses & history.