Kripak Aleksandr
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date May 1, 2023 (latest changes May 1, 2023).
142 place (71.96).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (90.91 * 1.10 * 0.29 + 400 * 1.20 * 0.71 + 90.91 * 1.10 * 1 + 0 + 0) / (1.10 * 0.29 + 1.20 * 0.71 + 1.10 * 1 + 1 + 1) = 110.36819051231086
p2 = (400 * 1.20 * 0.71 + 90.91 * 1.10 * 1 + 90.91 * 1.10 * 0.29) / max_coefficients = 33.554094883575274
score = 110.36819051231086 * 0.5 + 33.554094883575274 * 0.5 = 71.96114269794307
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-05-01 | 141 -> 142 | 71.96 | |
2023-04-22 | 139 -> 141 | 71.96 | |
2023-03-20 | 139 | 71.38 -> 71.96 | |
2023-03-05 | 137 -> 139 | 79.33 -> 71.38 |
Winter tournament: 86% -> 71% |
2023-03-03 | 138 -> 137 | 79.29 -> 79.33 |
Summer tournament: 43% -> 29% |
2023-02-25 | 129 -> 138 | 79.29 | |
2023-01-28 | 129 | 79.09 -> 79.29 | |
2023-01-14 | 125 -> 129 | 79.09 | |
2023-01-05 | 124 -> 125 | 86.44 -> 79.09 |
Winter tournament: 100% -> 86% |
2023-01-03 | 126 -> 124 | 110.06 -> 86.44 |
Summer tournament: 57% -> 43% Winter tournament: 14% -> 0% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 91 |
|
11/12 | 100% | 1.10 | CRR | Summer tournament |
2 | 400 |
|
10/16 | 71% | 1.20 | CRR | Winter tournament |
3 | 91 |
|
11/12 | 29% | 1.10 | CRR | Summer tournament |
4 | 400 |
|
10/16 | 0% | 1.20 | CRR | Winter tournament |