Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Common russian riichi rating (CRR)
Rating date June 2, 2024 (latest changes May 25, 2024).
92 place (366.30).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (189.19 * 4.05 * 0.14 + 493.33 * 4.20 * 0.43 + 102.80 * 4 * 1 + 205.13 * 2.90 * 1 + 738.32 * 4.60 * 1) / (4.05 * 0.14 + 4.20 * 0.43 + 4 * 1 + 2.90 * 1 + 4.60 * 1) = 389.07288168016623
p2 = (738.32 * 4.60 * 1 + 493.33 * 4.20 * 0.43 + 205.13 * 2.90 * 1 + 102.80 * 4 * 1) / max_coefficients = 343.53246753246754
score = 389.07288168016623 * 0.5 + 343.53246753246754 * 0.5 = 366.3026746063169
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-19 | 91 -> 92 | 366.30 | |
| 2024-05-12 | 142 -> 91 | 170.59 -> 366.30 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 137 -> 142 | 189.61 -> 170.59 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-05-05 | 135 -> 137 | 189.61 | |
| 2024-04-27 | 136 -> 135 | 189.61 | |
| 2024-04-17 | 137 -> 136 | 189.61 | |
| 2024-04-12 | 140 -> 137 | 193.05 -> 189.61 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 129 -> 140 | 193.05 | |
| 2024-03-20 | 135 -> 129 | 193.05 | |
| 2024-03-10 | 133 -> 135 | 197.43 -> 193.05 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 738 |
|
29/108 | 100% | 4.60 | RR | X Russian Championship |
| 2 | 205 |
|
32/40 | 100% | 2.90 | CRR | Autumn Agari tournament |
| 3 | 103 |
|
97/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 4 | 493 |
|
39/76 | 43% | 4.20 | RR | IX Russian Riichi Championship |
| 5 | 189 |
|
91/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
| 6 | 733 |
|
21/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |