Sotnikova Anna
From Kirov, Russia
Common russian riichi rating (CRR)
Rating date Jan. 5, 2023 (latest changes Jan. 5, 2023).
101 place (232.27).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995
p1 = (400 * 3.30 * 0.86 + 666.67 * 1.20 * 1 + 266.67 * 1.20 * 1 + 0 + 0) / (3.30 * 0.86 + 1.20 * 1 + 1.20 * 1 + 1 + 1) = 311.460441617336
p2 = (400 * 3.30 * 0.86 + 666.67 * 1.20 * 1 + 266.67 * 1.20 * 1) / max_coefficients = 153.08157784782003
score = 311.460441617336 * 0.5 + 153.08157784782003 * 0.5 = 232.27100973257802
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-01-03 | 104 -> 101 | 232.27 | |
2022-12-19 | 104 | 231.53 -> 232.27 | |
2022-12-18 | 102 -> 104 | 231.53 | |
2022-11-28 | 103 -> 102 | 229.79 -> 231.53 | |
2022-11-06 | 80 -> 103 | 243.76 -> 229.79 |
Kirov Tournament: 100% -> 86% |
2022-08-27 | 76 -> 80 | 243.76 | |
2022-08-20 | 78 -> 76 | 215.46 -> 243.76 |
I still can declare riichi: 0% -> 100% |
2022-07-09 | 75 -> 78 | 215.46 | |
2022-07-03 | 75 | 215.46 |
Vyatka rooster: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 267 |
|
12/16 | 100% | 1.20 | CRR | I still can declare riichi |
2 | 667 |
|
6/16 | 100% | 1.20 | CRR | Vyatka rooster |
3 | 400 |
|
34/56 | 86% | 3.30 | RR | Kirov Tournament |