Sotnikova Anna

From Kirov, Russia

Player page

Common russian riichi rating (CRR)

Rating date April 22, 2023 (latest changes April 22, 2023).

114 place (215.79).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

p1 = (400 * 3.30 * 0.57 + 666.67 * 1.20 * 1 + 266.67 * 1.20 * 1 + 0 + 0) / (3.30 * 0.57 + 1.20 * 1 + 1.20 * 1 + 1 + 1) = 298.1806090727725

p2 = (666.67 * 1.20 * 1 + 400 * 3.30 * 0.57 + 266.67 * 1.20 * 1) / max_coefficients = 133.40000071175137

score = 298.1806090727725 * 0.5 + 133.40000071175137 * 0.5 = 215.79030489226193

Rating changes

Show

all results
Date Place Points Reason
2023-04-22 109 -> 114 215.79
2023-03-20 109 213.50 -> 215.79
2023-03-06 108 -> 109 223.53 -> 213.50

Kirov Tournament: 71% -> 57%
2023-03-05 109 -> 108 223.53
2023-02-25 101 -> 109 223.53
2023-02-19 102 -> 101 223.53
2023-01-28 102 222.78 -> 223.53
2023-01-14 100 -> 102 222.78
2023-01-06 100 232.27 -> 222.78

Kirov Tournament: 86% -> 71%
2023-01-03 103 -> 100 232.27

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 267 2022-08-20 12/16 100% 1.20 CRR I still can declare riichi
2 667 2022-07-03 6/16 100% 1.20 CRR Vyatka rooster
3 400 2021-11-06 34/56 57% 3.30 RR Kirov Tournament