Oselkov Dmitriy
From Ivanovo, Russia
EMA: 15990455
Internal rating (RR)
Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).
131 place (66.91).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002
p1 = (207.21 * 4.05 * 0.57 + 65.42 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.57 + 4 * 1 + 1 + 1 + 1) = 79.57660210195863
p2 = (207.21 * 4.05 * 0.57 + 65.42 * 4 * 1) / max_coefficients = 54.244038527545754
score = 79.57660210195863 * 0.5 + 54.244038527545754 * 0.5 = 66.9103203147522
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-06 | 136 -> 131 | 65.77 -> 66.91 | |
2023-10-12 | 135 -> 136 | 72.53 -> 65.77 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-28 | 136 -> 135 | 72.53 | |
2023-09-03 | 127 -> 136 | 119.14 -> 72.53 |
SPB Riichi Open 2023: 0% -> 100% |
2021-02-01 | 208 -> 127 | 145.41 -> 119.14 | |
2020-02-01 | 208 | 145.41 |
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 | 57% | 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 |