Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Common russian riichi rating (CRR)
Rating date March 20, 2024 (latest changes March 20, 2024).
128 place (193.05).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (189.19 * 4.05 * 0.29 + 493.33 * 4.20 * 0.57 + 102.80 * 4 * 1 + 205.13 * 2.90 * 1 + 0) / (4.05 * 0.29 + 4.20 * 0.57 + 4 * 1 + 2.90 * 1 + 1) = 210.25899965654082
p2 = (493.33 * 4.20 * 0.57 + 205.13 * 2.90 * 1 + 102.80 * 4 * 1 + 189.19 * 4.05 * 0.29) / max_coefficients = 175.83430656934303
score = 210.25899965654082 * 0.5 + 175.83430656934303 * 0.5 = 193.04665311294193
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-03-20 | 134 -> 128 | 193.05 | |
| 2024-03-10 | 132 -> 134 | 197.43 -> 193.05 | |
| 2024-03-06 | 126 -> 132 | 211.26 -> 197.43 |
IX Russian Riichi Championship: 71% -> 57% |
| 2024-02-27 | 127 -> 126 | 211.26 | |
| 2024-02-25 | 124 -> 127 | 211.26 | |
| 2024-02-12 | 124 | 214.46 -> 211.26 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 126 -> 124 | 214.46 | |
| 2024-01-06 | 121 -> 126 | 226.64 -> 214.46 |
IX Russian Riichi Championship: 86% -> 71% |
| 2023-12-19 | 127 -> 121 | 226.64 | |
| 2023-12-12 | 130 -> 127 | 229.52 -> 226.64 |
Moscow Riichi 2022: 57% -> 43% |
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 | 57% | 4.20 | RR | IX Russian Riichi Championship |
| 4 | 189 |
|
91/112 | 29% | 4.05 | RR | Moscow Riichi 2022 |
| 5 | 733 |
|
21/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |