Petrushin Ivan
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date Dec. 19, 2022 (latest changes Dec. 19, 2022).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-12-19 | 132 | 76.16 -> 76.32 | |
| 2022-12-18 | 130 -> 132 | 76.16 | |
| 2022-11-28 | 130 | 75.79 -> 76.16 | |
| 2022-11-06 | 109 -> 130 | 76.78 -> 75.79 | |
| 2022-11-03 | 107 -> 109 | 92.87 -> 76.78 |
Summer tournament: 71% -> 57% Winter tournament: 29% -> 14% |
| 2022-09-03 | 106 -> 107 | 107.35 -> 92.87 |
Summer tournament: 86% -> 71% Winter tournament: 43% -> 29% |
| 2022-08-27 | 95 -> 106 | 107.35 | |
| 2022-08-20 | 92 -> 95 | 107.35 | |
| 2022-07-09 | 90 -> 92 | 107.35 | |
| 2022-07-03 | 82 -> 90 | 120.57 -> 107.35 |
Winter tournament: 57% -> 43% Summer tournament: 100% -> 86% |
| 2022-06-12 | 64 -> 82 | 122.78 -> 120.57 | |
| 2022-05-15 | 178 -> 64 | 46.10 -> 122.78 | |
| 2021-02-01 | 178 | 46.10 |