Kripak Aleksandr
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date July 6, 2023 (latest changes July 6, 2023).
160 place (43.88).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255
p1 = (400 * 1.20 * 0.43 + 90.91 * 1.10 * 1 + 0 + 0 + 0) / (1.20 * 0.43 + 1.10 * 1 + 1 + 1 + 1) = 66.25678323133202
p2 = (400 * 1.20 * 0.43 + 90.91 * 1.10 * 1) / max_coefficients = 21.49810266393508
score = 66.25678323133202 * 0.5 + 21.49810266393508 * 0.5 = 43.877442947633554
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-05 | 160 | 52.26 -> 43.88 |
Winter tournament: 57% -> 43% |
2023-07-03 | 160 | 62.93 -> 52.26 |
Summer tournament: 14% -> 0% |
2023-06-12 | 160 | 62.40 -> 62.93 | |
2023-06-11 | 143 -> 160 | 63.61 -> 62.40 | |
2023-05-20 | 143 | 63.10 -> 63.61 | |
2023-05-05 | 142 -> 143 | 71.82 -> 63.10 |
Winter tournament: 71% -> 57% |
2023-05-03 | 142 | 71.96 -> 71.82 |
Summer tournament: 29% -> 14% |
2023-05-01 | 141 -> 142 | 71.96 | |
2023-04-22 | 139 -> 141 | 71.96 | |
2023-03-20 | 139 | 71.38 -> 71.96 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 91 |
|
11/12 | 100% | 1.10 | CRR | Summer tournament |
2 | 400 |
|
10/16 | 43% | 1.20 | CRR | Winter tournament |
3 | 91 |
|
11/12 | 0% | 1.10 | CRR | Summer tournament |
4 | 400 |
|
10/16 | 0% | 1.20 | CRR | Winter tournament |