Lepekhin Mikhail
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Oct. 27, 2024 (latest changes Oct. 27, 2024).
217 place (40.79).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (608.70 * 1.40 * 0.43 + 9.35 * 4 * 0.86 + 0 + 0 + 0) / (1.40 * 0.43 + 4 * 0.86 + 1 + 1 + 1) = 56.524634200476925
p2 = (608.70 * 1.40 * 0.43 + 9.35 * 4 * 0.86) / max_coefficients = 25.06498422712934
score = 56.524634200476925 * 0.5 + 25.06498422712934 * 0.5 = 40.794809213803134
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-10-27 | 216 -> 217 | 40.79 | |
| 2024-10-22 | 215 -> 216 | 52.27 -> 40.79 |
Fire cup 2023: 57% -> 43% |
| 2024-10-13 | 201 -> 215 | 52.61 -> 52.27 | |
| 2024-09-15 | 197 -> 201 | 52.61 | |
| 2024-09-06 | 198 -> 197 | 52.61 | |
| 2024-09-03 | 198 | 49.89 -> 52.61 |
SPB Riichi Open 2023: 100% -> 86% |
| 2024-09-01 | 190 -> 198 | 50.74 -> 49.89 | |
| 2024-08-26 | 191 -> 190 | 71.35 -> 50.74 | |
| 2024-08-22 | 189 -> 191 | 82.38 -> 71.35 |
Fire cup 2023: 71% -> 57% |
| 2024-08-20 | 191 -> 189 | 82.38 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 9 |
|
107/108 | 86% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 609 |
|
10/24 | 43% | 1.40 | CRR | Fire cup 2023 |
| 3 | 641 |
|
15/40 | 0% | 1.80 | CRR | Sun tournament |