Jan Hercog
| Date | Swim | Route | Km | Age | Time/Place |
|---|---|---|---|---|---|
| 2018 May 31 | LEN Open Water Swimming Cup (Gravelines) | Gravelines buoy course | 5 | 20 | 00:59:30 (83/108) |
| 2019 May 23 | LEN Open Water Swimming Cup (Brive) | Lac du Causse buoy course | 10 | 21 | 02:07:56 (59/101) |
| 2020 Feb 15 | FINA Marathon Swimming World Series (Doha) | Doha buoy course | 10 | 22 | 01:51:21 (56/82) |
| 2021 Mar 13 | FINA Marathon Swimming World Series (Doha) | Doha buoy course | 10 | 23 | 01:55:02 (42/62) |
| 2021 May 13 | European Open Water Swimming Championships | (Budapest) | 10 | 23 | 01:54:03 (25/33) |
| 2021 Jun 20 | Olympic Games Qualification Tournament | Setubal buoy course | 10 | 23 | 02:03:06 (20/63) |
| 2021 Dec 12 | FINA Marathon Swimming World Series (Eilat) | Eilat buoy course | 10 | 23 | 01:50:04 (17/28) |
| 2021 Dec 16 | FINA Marathon Swimming World Series (Abu Dhabi) | Abu Dhabi buoy course | 10 | 23 | 01:49:07 (26/73) |
| 2022 Jun 27 | FINA World Championships | (Lake Lupa, Budapest) | 5 | 24 | 00:56:28 (23/63) |
| 2022 Jun 29 | FINA World Championships | (Lake Lupa, Budapest) | 10 | 24 | 01:53:07 (9/64) |
| 2022 Aug 21 | European Open Water Swimming Championships | (Roma) | 10 | 24 | 01:55:37 (12/25) |
| 2022 Sep 24 | LEN Open Water Swimming Cup (Barcelona) | Port of Barcelona buoy course | 10 | 24 | 01:44:27 (10/20) |