Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Common russian riichi rating (CRR)
Rating date Nov. 6, 2023 (latest changes Nov. 6, 2023).
132 place (236.44).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002
p1 = (189.19 * 4.05 * 0.57 + 493.33 * 4.20 * 0.86 + 102.80 * 4 * 1 + 733.33 * 3.45 * 0.14 + 0) / (4.05 * 0.57 + 4.20 * 0.86 + 4 * 1 + 3.45 * 0.14 + 1) = 261.8112833397402
p2 = (493.33 * 4.20 * 0.86 + 189.19 * 4.05 * 0.57 + 102.80 * 4 * 1 + 733.33 * 3.45 * 0.14) / max_coefficients = 211.06134212307998
score = 261.8112833397402 * 0.5 + 211.06134212307998 * 0.5 = 236.4363127314101
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-11-06 | 132 | 236.44 |
IX Russian Riichi Championship: 100% -> 86% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 103 |
|
97/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 2 | 493 |
|
39/76 | 86% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 3 | 189 |
|
91/112 | 57% | 4.05 | RR | Moscow Riichi 2022 | Moscow | |
| 4 | 733 |
|
21/76 | 14% | 3.45 | RR | Saint Petersburg Open 2021 | Saint Petersburg |