Oselkov Dmitriy
From Ivanovo, Russia
EMA: 15990455
Internal rating (RR)
Rating date May 6, 2024 (latest changes May 6, 2024).
115 place (39.97).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.10 * 1) = 12.9
p1 = (207.21 * 4.05 * 0.14 + 65.42 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.14 + 4 * 1 + 1 + 1 + 1) = 50.35134445082927
p2 = (65.42 * 4 * 1 + 207.21 * 4.05 * 0.14) / max_coefficients = 29.58139534883721
score = 50.35134445082927 * 0.5 + 29.58139534883721 * 0.5 = 39.96636989983324
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-06 | 115 | 39.63 -> 39.97 | |
| 2024-04-12 | 115 | 49.73 -> 39.63 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 102 -> 115 | 49.73 | |
| 2024-03-20 | 113 -> 102 | 49.73 | |
| 2024-03-10 | 103 -> 113 | 52.91 -> 49.73 | |
| 2024-03-06 | 103 | 51.79 -> 52.91 | |
| 2024-02-12 | 101 -> 103 | 60.45 -> 51.79 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 103 -> 101 | 60.45 | |
| 2024-01-06 | 103 | 59.31 -> 60.45 | |
| 2023-12-19 | 117 -> 103 | 59.31 |
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 | 14% | 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 |