Petrushin Ivan
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date Jan. 14, 2023 (latest changes Jan. 14, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-01-14 | 130 -> 127 | 49.75 -> 91.73 |
Survive after yakuman: 0% -> 100% |
| 2023-01-05 | 130 | 48.36 -> 49.75 |
Winter tournament: 100% -> 86% |
| 2023-01-03 | 131 -> 130 | 76.32 -> 48.36 |
Winter tournament: 14% -> 0% Summer tournament: 57% -> 43% |
| 2022-12-19 | 131 | 76.16 -> 76.32 | |
| 2022-12-18 | 129 -> 131 | 76.16 | |
| 2022-12-03 | 177 -> 129 | 46.10 -> 76.16 | |
| 2021-02-01 | 177 | 46.10 |