Li Aleksandr
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date Oct. 17, 2023 (latest changes Oct. 17, 2023).
144 place (186.92).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (1000 * 1.20 * 0.29 + 363.64 * 1.10 * 0.71 + 545.45 * 1.10 * 1 + 0 + 0) / (1.20 * 0.29 + 1.10 * 0.71 + 1.10 * 1 + 1 + 1) = 290.5379359925459
p2 = (545.45 * 1.10 * 1 + 1000 * 1.20 * 0.29 + 363.64 * 1.10 * 0.71) / max_coefficients = 83.2922033898305
score = 290.5379359925459 * 0.5 + 83.2922033898305 * 0.5 = 186.9150696911882
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-10-12 | 143 -> 144 | 186.65 -> 186.92 | |
2023-09-28 | 144 -> 143 | 186.65 | |
2023-09-20 | 145 -> 144 | 186.65 | |
2023-09-09 | 144 -> 145 | 189.89 -> 186.65 |
Summer tournament: 86% -> 71% |
2023-09-06 | 146 -> 144 | 189.89 | |
2023-09-05 | 141 -> 146 | 208.96 -> 189.89 |
Winter tournament: 43% -> 29% |
2023-09-03 | 128 -> 141 | 213.28 -> 208.96 | |
2023-08-27 | 123 -> 128 | 213.28 | |
2023-08-26 | 120 -> 123 | 213.28 | |
2023-08-20 | 121 -> 120 | 213.28 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 545 |
|
6/12 | 100% | 1.10 | CRR | Survive after yakuman |
2 | 364 |
|
8/12 | 71% | 1.10 | CRR | Summer tournament |
3 | 1000 |
|
1/16 | 29% | 1.20 | CRR | Winter tournament |
4 | 0 |
|
16/16 | 0% | 1.20 | CRR | Winter tournament |
5 | 267 |
|
12/16 | 0% | 1.20 | RR | Summer Tournament |