Petrushin Ivan
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date March 20, 2023 (latest changes March 20, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-03-20 | 137 -> 136 | 80.04 -> 80.68 | |
| 2023-03-05 | 138 -> 137 | 77.65 -> 80.04 |
Winter tournament: 86% -> 71% |
| 2023-03-03 | 136 -> 138 | 91.97 -> 77.65 |
Summer tournament: 43% -> 29% |
| 2023-02-25 | 127 -> 136 | 91.97 | |
| 2023-02-18 | 177 -> 127 | 46.10 -> 91.97 | |
| 2021-02-01 | 177 | 46.10 |