Info
| Last name | Koper |
| First name | Rosan |
| Nationality |  Netherlands |
| Date of birth | 16-05-2001 |
| Age | 24 |
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 23-10 | 37 | Kiremko Nacht van Woerden (C2) | |||||
| 14-10 | 54 | Telenet Superprestige Cyclocross Gieten (C1) | |||||
| 27-06 | 23 | National Road Championships - Netherlands TT U19 (CN) | |||||
| 23-06 | 33 | National Road Championships - Netherlands U19 (CN) | |||||
| EPZ Omloop van Borsele (2.NCUP) | |||||||
| 42 |  Standings | ||||||
| 22-04 | 52 | Stage 3's-Heerenhoek - 's-Heerenhoek (80.0km) | |||||
| 21-04 | 72 | Stage 2's-Heerenhoek - 's-Heerenhoek (72.0km) | |||||
| 20-04 | 54 | Stage 1's-Heerenhoek - 's-Heerenhoek (14.0km) | |||||