Oselkov Dmitriy
From Ivanovo, Russia
EMA: 15990455
Common russian riichi rating (CRR)
Rating date Feb. 12, 2024 (latest changes Feb. 12, 2024).
176 place (49.10).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002
p1 = (207.21 * 4.05 * 0.29 + 65.42 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.29 + 4 * 1 + 1 + 1 + 1) = 61.47294039476112
p2 = (65.42 * 4 * 1 + 207.21 * 4.05 * 0.29) / max_coefficients = 36.735369661378776
score = 61.47294039476112 * 0.5 + 36.735369661378776 * 0.5 = 49.10415502806995
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-02-12 | 173 -> 176 | 58.32 -> 49.10 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 176 -> 173 | 58.32 | |
| 2024-01-09 | 177 -> 176 | 58.32 | |
| 2024-01-06 | 177 | 57.37 -> 58.32 | |
| 2023-12-19 | 189 -> 177 | 57.37 | |
| 2023-12-12 | 187 -> 189 | 65.80 -> 57.37 |
Moscow Riichi 2022: 57% -> 43% |
| 2023-11-28 | 196 -> 187 | 65.80 | |
| 2023-11-26 | 188 -> 196 | 65.98 -> 65.80 | |
| 2023-11-09 | 189 -> 188 | 65.98 | |
| 2023-11-06 | 191 -> 189 | 64.91 -> 65.98 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 65 |
|
101/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 207 |
|
89/112 | 29% | 4.05 | RR | Moscow Riichi 2022 |
| 3 | 63 |
|
105/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
| 4 | 1000 |
|
1/16 | 0% | 1.40 | RR | Ivanovo open riichi tournament 2019 |
| 5 | 57 |
|
34/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
| 6 | 133 |
|
14/16 | 0% | 1.40 | CRR | Ivanovo open riichi tournament 2018 |