Sotnikova Anna

From Kirov, Russia

Player page

Common russian riichi rating (CRR)

Rating date March 6, 2024 (latest changes March 6, 2024).

175 place (61.42).

max_coefficients = (4 * 1 + 3.75 * 1 + 2.90 * 1 + 4.20 * 0.57) = 13.04988

p1 = (666.67 * 1.20 * 0.29 + 266.67 * 1.20 * 0.43 + 0 + 0 + 0) / (1.20 * 0.29 + 1.20 * 0.43 + 1 + 1 + 1) = 94.81328231133789

p2 = (666.67 * 1.20 * 0.29 + 266.67 * 1.20 * 0.43) / max_coefficients = 28.024012481340826

score = 94.81328231133789 * 0.5 + 28.024012481340826 * 0.5 = 61.41864739633935

Rating changes

Show

all results
Date Place Points Reason
2024-03-06 174 -> 175 60.80 -> 61.42
2024-03-03 169 -> 174 77.16 -> 60.80

Vyatka rooster: 43% -> 29%
2024-02-27 170 -> 169 77.16
2024-02-25 169 -> 170 77.16
2024-02-20 168 -> 169 81.84 -> 77.16

I still can declare riichi: 57% -> 43%
2024-01-20 169 -> 168 81.84
2024-01-14 170 -> 169 81.84
2024-01-06 170 81.03 -> 81.84
2024-01-05 171 -> 170 81.03
2024-01-03 168 -> 171 95.66 -> 81.03

Vyatka rooster: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 267 2022-08-20 12/16 43% 1.20 CRR I still can declare riichi
2 667 2022-07-03 6/16 29% 1.20 CRR Vyatka rooster
3 400 2021-11-06 34/56 0% 3.30 RR Kirov Tournament