Sotnikova Anna

From Kirov, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 5, 2024 (latest changes Jan. 5, 2024).

170 place (81.03).

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

p1 = (666.67 * 1.20 * 0.43 + 266.67 * 1.20 * 0.57 + 0 + 0 + 0) / (1.20 * 0.43 + 1.20 * 0.57 + 1 + 1 + 1) = 125.17380952380952

p2 = (666.67 * 1.20 * 0.43 + 266.67 * 1.20 * 0.57) / max_coefficients = 36.89379936027262

score = 125.17380952380952 * 0.5 + 36.89379936027262 * 0.5 = 81.03380444204107

Rating changes

Show

all results
Date Place Points Reason
2024-01-05 171 -> 170 81.03
2024-01-03 168 -> 171 95.66 -> 81.03

Vyatka rooster: 57% -> 43%
2023-12-27 169 -> 168 95.66
2023-12-20 169 99.53 -> 95.66

I still can declare riichi: 71% -> 57%
2023-12-19 179 -> 169 99.53
2023-11-28 187 -> 179 99.53
2023-11-26 180 -> 187 99.70 -> 99.53
2023-11-20 181 -> 180 99.70
2023-11-06 171 -> 181 138.54 -> 99.70

Kirov Tournament: 14% -> 0%
2023-11-05 165 -> 171 138.54

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 267 2022-08-20 12/16 57% 1.20 CRR I still can declare riichi
2 667 2022-07-03 6/16 43% 1.20 CRR Vyatka rooster
3 400 2021-11-06 34/56 0% 3.30 RR Kirov Tournament