Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Internal rating (RR)
Rating date Dec. 11, 2024 (latest changes Dec. 11, 2024).
72 place (426.29).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (102.80 * 4 * 0.71 + 738.32 * 4.60 * 1 + 177.22 * 3.65 * 1 + 42.11 * 3.85 * 1 + 910.11 * 3.75 * 1 + 0 * 3.05 * 1) / (4 * 0.71 + 4.60 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 3.05 * 1) = 363.6432996892982
p2 = (910.11 * 3.75 * 1 + 738.32 * 4.60 * 1 + 177.22 * 3.65 * 1 + 102.80 * 4 * 0.71) / max_coefficients = 488.9432176656152
score = 363.6432996892982 * 0.5 + 488.9432176656152 * 0.5 = 426.2932586774567
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-12-11 | 74 -> 72 | 426.29 | |
2024-11-06 | 76 -> 74 | 428.11 -> 426.29 |
IX Russian Riichi Championship: 14% -> 0% |
2024-11-03 | 80 -> 76 | 426.59 -> 428.11 |
SPB Riichi Open 2023: 86% -> 71% |
2024-10-13 | 113 -> 80 | 277.61 -> 426.59 |
Moscow Riichi 2024: 0% -> 100% |
2024-10-11 | 114 -> 113 | 277.61 | |
2024-09-06 | 112 -> 114 | 290.78 -> 277.61 |
IX Russian Riichi Championship: 29% -> 14% |
2024-09-03 | 113 -> 112 | 284.69 -> 290.78 |
SPB Riichi Open 2023: 100% -> 86% |
2024-09-01 | 95 -> 113 | 317.83 -> 284.69 |
SPB Riichi Open 2024: 0% -> 100% |
2024-08-11 | 95 | 316.08 -> 317.83 | |
2024-08-04 | 94 -> 95 | 306.81 -> 316.08 |
Riichi over Volga: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 910 |
|
9/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
2 | 42 |
|
92/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
3 | 177 |
|
66/80 | 100% | 3.65 | RR | Riichi over Volga |
4 | 0 |
|
52/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
5 | 738 |
|
29/108 | 100% | 4.60 | RR | X Russian Championship |
6 | 103 |
|
97/108 | 71% | 4.00 | RR | SPB Riichi Open 2023 |
7 | 493 |
|
39/76 | 0% | 4.20 | RR | IX Russian Riichi Championship |
8 | 189 |
|
91/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
9 | 733 |
|
21/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |