swimJonah Kirschbaum
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.24 | Sectionals ✓+1.55s to US Open | 2024-02-15 | 2024 MR TYR Senior Mets SCY Championships |
| 100 Freestyle | SCY | 46.96 | Sectionals ✓+3.87s to US Open | 2023-02-10 | 2023 MR OB Section VIII Nassau County Champs venue |
| 200 Freestyle | SCY | 1:46.62 | +0.33s to Sectionals | 2023-01-01 | Metropolitan Swimming Club |
| 500 Freestyle | SCY | 5:09.00 | +21.61s to Sectionals | 2021-11-05 | 2021 MR LIE Fall Kickoff Invitational |
| 1000 Freestyle | SCY | 11:33.19 | +93.70s to Sectionals | 2019-11-29 | 2019 MR LIE Thanksgiving Classic |
| 50 Backstroke | SCY | 31.18 | +9.69s to US Open | 2019-10-18 | 2019 MR LIE Octoberfest Swim Meet |
| 100 Backstroke | SCY | 53.03 | Sectionals ✓+6.04s to US Open | 2024-02-15 | 2024 MR TYR Senior Mets SCY Championships |
| 200 Backstroke | SCY | 2:46.78 | +48.19s to Sectionals | 2020-12-19 | 2020 MR SSC Reindeer Games |
| 100 Breaststroke | SCY | 1:04.23 | +2.74s to Sectionals | 2024-01-12 | 2024 MR NBS Sharks Trials & Finals |
| 200 Breaststroke | SCY | 2:47.53 | +32.54s to Sectionals | 2020-01-17 | 2020 MR LIE Winterfest Swim Meet |
| 50 Butterfly | SCY | 28.34 | +7.15s to US Open | 2019-10-18 | 2019 MR LIE Octoberfest Swim Meet |
| 100 Butterfly | SCY | 50.39 | Sectionals ✓+3.70s to US Open | 2024-02-15 | 2024 MR TYR Senior Mets SCY Championships |
| 200 Butterfly | SCY | 2:04.01 | +2.82s to Sectionals | 2022-01-14 | 2022 MR LIE Winterfest Swim Meet |
| 100 Individual Medley | SCY | 1:00.43 | 2022-04-08 | 2022 MR LIE Black vs. Blue Closed Meet | |
| 200 Individual Medley | SCY | 2:10.20 | +10.81s to Sectionals | 2023-10-21 | 2023 MR LIAC Chappy's Invitational |
| 400 Individual Medley | SCY | 4:22.14 | +7.05s to Sectionals | 2023-01-01 | Metropolitan Swimming Club |
| 50 Freestyle | LCM | 25.15 | Sectionals ✓+1.86s to US Open | 2023-07-15 | 2023 MR Senior Mets LCM Championships venue |
| 100 Freestyle | LCM | 55.60 | +0.11s to Sectionals | 2023-07-13 | 2023 MR Senior Mets LCM Championships |
| 200 Freestyle | LCM | 2:03.95 | +2.66s to Sectionals | 2023-07-14 | 2023 MR Senior Mets LCM Championships venue |
| 400 Freestyle | LCM | 4:30.87 | +13.28s to Sectionals | 2021-07-23 | 2021 MR Metropolitan LCM Junior Olympics |
| 50 Backstroke | LCM | 37.17 | +11.08s to US Open | 2019-06-28 | 2019 mr lie june jamboree res |
| 100 Backstroke | LCM | 1:05.82 | +3.83s to Sectionals | 2023-07-15 | 2023 MR Senior Mets LCM Championships venue |
| 200 Backstroke | LCM | 2:25.03 | +10.24s to Sectionals | 2023-05-14 | 2023 MR LIE May Extravaganza Invitational venue |
| 50 Breaststroke | LCM | 46.62 | +17.43s to US Open | 2019-07-13 | 2019 MR LIE Summer Sizzler |
| 100 Breaststroke | LCM | 1:21.15 | +11.46s to Sectionals | 2023-05-12 | 2023 MR LIE May Extravaganza Invitational venue |
| 50 Butterfly | LCM | 27.46 | +2.57s to US Open | 2021-06-06 | 2021 MR SSC Summer Mad Dash Invitational |
| 100 Butterfly | LCM | 58.91 | Sectionals ✓+4.22s to US Open | 2023-07-13 | 2023 MR Senior Mets LCM Championships |
| 200 Butterfly | LCM | 2:19.45 | +3.16s to Sectionals | 2023-07-16 | 2023 MR Senior Mets LCM Championships venue |
| 200 Individual Medley | LCM | 2:23.53 | +7.34s to Sectionals | 2023-05-12 | 2023 MR LIE May Extravaganza Invitational |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | LCM | 24.48 | flying | 200 Medley Relay (leg 4) | 2023-07-14 | 2023 MR Senior Mets LCM Championships |
| 50 Freestyle | LCM | 25.72 | flying | 200 Free Relay (leg 3) | 2023-07-14 | 2023 MR Senior Mets LCM Championships |
| 100 Freestyle | LCM | 56.05 | flying | 400 Medley Relay (leg 4) | 2023-07-15 | 2023 MR Senior Mets LCM Championships |
| 100 Freestyle | LCM | 55.16 | flying | 400 Free Relay (leg 2) | 2023-07-16 | 2023 MR Senior Mets LCM 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.
PR splits
100 Freestyle SCY 46.96
Front half 22.66s · back half 24.30s
200 Freestyle SCY 1:46.62 split/total mismatch
Front half 55.63s · back half 50.99s
500 Freestyle SCY 5:09.00
200 Backstroke SCY 2:46.78
100 Breaststroke SCY 1:04.23
Front half 29.77s · back half 34.46s
200 Breaststroke SCY 2:47.53
100 Butterfly SCY 50.39
200 Butterfly SCY 2:04.01
200 Individual Medley SCY 2:10.20
400 Individual Medley SCY 4:22.14
200 Freestyle LCM 2:03.95
Front half 59.76s · back half 64.19s
100 Backstroke LCM 1:05.82
Front half 32.45s · back half 33.37s
200 Backstroke LCM 2:25.03
Front half 72.07s · back half 72.96s
200 Butterfly LCM 2:19.45
Front half 64.47s · back half 74.98s
200 Individual Medley LCM 2:23.53 split/total mismatch
Front half 73.85s · back half 69.68s
Progression
Faster times are higher. One card per event, all courses & history.