Oselkov Dmitriy
From Ivanovo, Russia
EMA: 15990455
Common russian riichi rating (CRR)
Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).
175 place (72.53).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (207.21 * 4.05 * 0.71 + 65.42 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.71 + 4 * 1 + 1 + 1 + 1) = 87.04310104756787
p2 = (207.21 * 4.05 * 0.71 + 65.42 * 4 * 1) / max_coefficients = 58.014884542557844
score = 87.04310104756787 * 0.5 + 58.014884542557844 * 0.5 = 72.52899279506286
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-03 | 152 -> 175 | 119.14 -> 72.53 |
SPB Riichi Open 2023: 0% -> 100% |
2021-02-01 | 229 -> 152 | 155.60 -> 119.14 | |
2020-02-01 | 229 | 155.60 |
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 | 71% | 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 |