Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Common russian riichi rating (CRR)
Rating date Jan. 5, 2023 (latest changes Jan. 5, 2023).
64 place (359.76).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995
p1 = (733.33 * 3.45 * 0.86 + 189.19 * 4.05 * 1 + 493.33 * 4.20 * 1 + 0 + 0) / (3.45 * 0.86 + 4.05 * 1 + 4.20 * 1 + 1 + 1) = 379.09304879724726
p2 = (733.33 * 3.45 * 0.86 + 493.33 * 4.20 * 1 + 189.19 * 4.05 * 1) / max_coefficients = 340.4284831809626
score = 379.09304879724726 * 0.5 + 340.4284831809626 * 0.5 = 359.7607659891049
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-01-03 | 65 -> 64 | 359.76 | |
2022-12-19 | 65 | 358.12 -> 359.76 | |
2022-12-18 | 63 -> 65 | 358.12 | |
2022-12-03 | 63 | 358.12 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 493 |
|
39/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 189 |
|
91/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
3 | 733 |
|
21/76 | 86% | 3.45 | RR | Saint Petersburg Open 2021 |