Nizhurin Sergei
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Nov. 23, 2024 (latest changes Nov. 14, 2024).
185 place (148.34).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (28.04 * 4 * 0.71 + 806.45 * 1.80 * 1 + 0 + 0 + 0) / (4 * 0.71 + 1.80 * 1 + 1 + 1 + 1) = 200.0365668912918
p2 = (806.45 * 1.80 * 1 + 28.04 * 4 * 0.71) / max_coefficients = 96.63848580441639
score = 200.0365668912918 * 0.5 + 96.63848580441639 * 0.5 = 148.3375263478541
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-11-05 | 188 -> 185 | 148.34 | |
| 2024-11-04 | 186 -> 188 | 148.34 | |
| 2024-11-03 | 186 | 142.87 -> 148.34 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-27 | 185 -> 186 | 142.87 | |
| 2024-10-13 | 170 -> 185 | 143.88 -> 142.87 | |
| 2024-09-15 | 167 -> 170 | 143.88 | |
| 2024-09-06 | 170 -> 167 | 143.88 | |
| 2024-09-03 | 170 | 137.41 -> 143.88 |
SPB Riichi Open 2023: 100% -> 86% |
| 2024-09-01 | 162 -> 170 | 139.95 -> 137.41 | |
| 2024-08-26 | 168 -> 162 | 139.95 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 806 |
|
7/32 | 100% | 1.80 | CRR | "Green Dragon" in the Secret Chamber |
| 2 | 28 |
|
105/108 | 71% | 4.00 | RR | SPB Riichi Open 2023 |