Sotnikova Anna

From Kirov, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 19, 2023 (latest changes Dec. 19, 2023).

168 place (99.53).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (666.67 * 1.20 * 0.57 + 266.67 * 1.20 * 0.71 + 0 + 0 + 0) / (1.20 * 0.57 + 1.20 * 0.71 + 1 + 1 + 1) = 150.94082116033144

p2 = (666.67 * 1.20 * 0.57 + 266.67 * 1.20 * 0.71) / max_coefficients = 48.11990607600657

score = 150.94082116033144 * 0.5 + 48.11990607600657 * 0.5 = 99.530363618169

Rating changes

Show

all results
Date Place Points Reason
2023-12-19 178 -> 168 99.53
2023-11-28 186 -> 178 99.53
2023-11-26 179 -> 186 99.70 -> 99.53
2023-11-20 180 -> 179 99.70
2023-11-06 170 -> 180 138.54 -> 99.70

Kirov Tournament: 14% -> 0%
2023-11-05 164 -> 170 138.54
2023-11-03 159 -> 164 151.61 -> 138.54

Vyatka rooster: 71% -> 57%
2023-10-22 157 -> 159 151.61
2023-10-20 157 153.75 -> 151.61

I still can declare riichi: 86% -> 71%
2023-10-19 159 -> 157 153.75

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 267 2022-08-20 12/16 71% 1.20 CRR I still can declare riichi
2 667 2022-07-03 6/16 57% 1.20 CRR Vyatka rooster
3 400 2021-11-06 34/56 0% 3.30 RR Kirov Tournament