Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Common russian riichi rating (CRR)
Rating date Nov. 26, 2023 (latest changes Nov. 26, 2023).
128 place (247.54).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001
p1 = (733.33 * 3.45 * 0.14 + 189.19 * 4.05 * 0.57 + 493.33 * 4.20 * 0.86 + 102.80 * 4 * 1 + 205.13 * 2.90 * 1) / (3.45 * 0.14 + 4.05 * 0.57 + 4.20 * 0.86 + 4 * 1 + 2.90 * 1) = 269.1328883793824
p2 = (493.33 * 4.20 * 0.86 + 205.13 * 2.90 * 1 + 189.19 * 4.05 * 0.57 + 102.80 * 4 * 1) / max_coefficients = 225.95443310862873
score = 269.1328883793824 * 0.5 + 225.95443310862873 * 0.5 = 247.54366074400556
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-26 | 131 -> 128 | 236.44 -> 247.54 |
Autumn Agari tournament: 0% -> 100% |
2023-11-20 | 133 -> 131 | 236.44 | |
2023-11-06 | 129 -> 133 | 247.97 -> 236.44 |
IX Russian Riichi Championship: 100% -> 86% |
2023-11-05 | 124 -> 129 | 247.97 | |
2023-10-27 | 125 -> 124 | 247.97 | |
2023-10-22 | 123 -> 125 | 247.97 | |
2023-10-20 | 124 -> 123 | 247.97 | |
2023-10-19 | 125 -> 124 | 247.97 | |
2023-10-12 | 126 -> 125 | 249.02 -> 247.97 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-28 | 119 -> 126 | 269.93 -> 249.02 |
Saint Petersburg Open 2021: 29% -> 14% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 205 |
|
32/40 | 100% | 2.90 | CRR | Autumn Agari tournament |
2 | 103 |
|
97/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
3 | 493 |
|
39/76 | 86% | 4.20 | RR | IX Russian Riichi Championship |
4 | 189 |
|
91/112 | 57% | 4.05 | RR | Moscow Riichi 2022 |
5 | 733 |
|
21/76 | 14% | 3.45 | RR | Saint Petersburg Open 2021 |