Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Common russian riichi rating (CRR)
Rating date April 25, 2024 (latest changes April 25, 2024).
137 place (189.61).
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 * 0.14 + 493.33 * 4.20 * 0.57 + 102.80 * 4 * 1 + 205.13 * 2.90 * 1 + 0) / (4.05 * 0.14 + 4.20 * 0.57 + 4 * 1 + 2.90 * 1 + 1) = 211.378735823691
p2 = (493.33 * 4.20 * 0.57 + 205.13 * 2.90 * 1 + 102.80 * 4 * 1 + 189.19 * 4.05 * 0.14) / max_coefficients = 167.8474452554744
score = 211.378735823691 * 0.5 + 167.8474452554744 * 0.5 = 189.61309053958269
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-04-17 | 138 -> 137 | 189.61 | |
| 2024-04-12 | 140 -> 138 | 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 | |
| 2024-03-06 | 128 -> 133 | 211.26 -> 197.43 |
IX Russian Riichi Championship: 71% -> 57% |
| 2024-02-27 | 129 -> 128 | 211.26 | |
| 2024-02-25 | 127 -> 129 | 211.26 | |
| 2024-02-12 | 126 -> 127 | 214.46 -> 211.26 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 128 -> 126 | 214.46 |
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 | 14% | 4.05 | RR | Moscow Riichi 2022 |
| 5 | 733 |
|
21/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |