Petsilyak Igor
From Moscow, Russia
EMA: 15990408
Common russian riichi rating (CRR)
Rating date May 6, 2024 (latest changes May 6, 2024).
141 place (170.59).
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 * 0.43 + 102.80 * 4 * 1 + 205.13 * 2.90 * 1 + 0) / (4.05 * 0.14 + 4.20 * 0.43 + 4 * 1 + 2.90 * 1 + 1) = 194.92716365085056
p2 = (493.33 * 4.20 * 0.43 + 205.13 * 2.90 * 1 + 102.80 * 4 * 1 + 189.19 * 4.05 * 0.14) / max_coefficients = 146.25036496350364
score = 194.92716365085056 * 0.5 + 146.25036496350364 * 0.5 = 170.5887643071771
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-06 | 136 -> 141 | 189.61 -> 170.59 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-05-05 | 134 -> 136 | 189.61 | |
| 2024-04-27 | 135 -> 134 | 189.61 | |
| 2024-04-17 | 136 -> 135 | 189.61 | |
| 2024-04-12 | 139 -> 136 | 193.05 -> 189.61 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 128 -> 139 | 193.05 | |
| 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 |
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 | 43% | 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 |