Lepekhin Mikhail
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date May 19, 2024 (latest changes May 19, 2024).
177 place (106.76).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (641.03 * 1.80 * 0.29 + 608.70 * 1.40 * 0.86 + 9.35 * 4 * 1 + 0 + 0) / (1.80 * 0.29 + 1.40 * 0.86 + 4 * 1 + 1 + 1) = 142.26102512250137
p2 = (608.70 * 1.40 * 0.86 + 641.03 * 1.80 * 0.29 + 9.35 * 4 * 1) / max_coefficients = 71.26168831168832
score = 142.26102512250137 * 0.5 + 71.26168831168832 * 0.5 = 106.76135671709484
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-19 | 174 -> 177 | 106.76 | |
| 2024-05-14 | 175 -> 174 | 106.76 | |
| 2024-05-12 | 162 -> 175 | 111.18 -> 106.76 | |
| 2024-05-05 | 161 -> 162 | 111.18 | |
| 2024-04-27 | 160 -> 161 | 125.25 -> 111.18 |
Sun tournament: 43% -> 29% |
| 2024-04-22 | 158 -> 160 | 135.20 -> 125.25 |
Fire cup 2023: 100% -> 86% |
| 2024-04-17 | 159 -> 158 | 135.20 | |
| 2024-04-12 | 160 -> 159 | 135.20 | |
| 2024-03-30 | 152 -> 160 | 135.20 | |
| 2024-03-20 | 158 -> 152 | 135.20 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 9 |
|
107/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 609 |
|
10/24 | 86% | 1.40 | CRR | Fire cup 2023 |
| 3 | 641 |
|
15/40 | 29% | 1.80 | CRR | Sun tournament |