Kripak Aleksandr
From Irkutsk, Russia
Common russian riichi rating (CRR)
Rating date Dec. 20, 2023 (latest changes Dec. 20, 2023).
182 place (20.95).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001
p1 = (400 * 1.20 * 0.14 + 90.91 * 1.10 * 0.57 + 0 + 0 + 0) / (1.20 * 0.14 + 1.10 * 0.57 + 1 + 1 + 1) = 33.08666796490545
p2 = (400 * 1.20 * 0.14 + 90.91 * 1.10 * 0.57) / max_coefficients = 8.823269346560167
score = 33.08666796490545 * 0.5 + 8.823269346560167 * 0.5 = 20.95496865573281
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-12-19 | 194 -> 182 | 20.95 | |
2023-11-28 | 205 -> 194 | 20.95 | |
2023-11-26 | 197 -> 205 | 20.99 -> 20.95 | |
2023-11-09 | 197 | 22.64 -> 20.99 |
Summer tournament: 71% -> 57% |
2023-11-06 | 198 -> 197 | 22.44 -> 22.64 | |
2023-11-05 | 186 -> 198 | 32.33 -> 22.44 |
Winter tournament: 29% -> 14% |
2023-10-22 | 183 -> 186 | 32.33 | |
2023-10-12 | 183 | 32.29 -> 32.33 | |
2023-09-09 | 183 | 33.51 -> 32.29 |
Summer tournament: 86% -> 71% |
2023-09-05 | 182 -> 183 | 42.51 -> 33.51 |
Winter tournament: 43% -> 29% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 91 |
|
11/12 | 57% | 1.10 | CRR | Summer tournament |
2 | 400 |
|
10/16 | 14% | 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 |