Joshua Osman
- Rasys
- 2
- Safle dosbarth gorau
- 40fed M
- Cwm Nant-y-Groes
- Safle categori gorau
- 10fed MS
- Cwm Nant-y-Groes
- Safle cyfres gorau
- 311fed
- South Wales Winter Hill Series 2022
- Sgôr cyfartalog
- 65.39
| SafleSaf | Dyddiad | Ras | ||||
|---|---|---|---|---|---|---|
| 2026 | ||||||
| 51 | 24 Ion 2026 | Cwm Nant-y-Groes M 40 MS 10 | ||||
| 2023 | ||||||
| 69 | 28 Ion 2023 | Cwm Nant-y-Groes M 54 MV50 20 | ||||