Sotnikova Anna

From Kirov, Russia

Player page

Common russian riichi rating (CRR)

Rating date June 11, 2023 (latest changes June 11, 2023).

131 place (201.91).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.75 * 1 + 2.80 * 1) = 14.8

p1 = (400 * 3.30 * 0.43 + 666.67 * 1.20 * 1 + 266.67 * 1.20 * 1 + 0 + 0) / (3.30 * 0.43 + 1.20 * 1 + 1.20 * 1 + 1 + 1) = 289.92773090166105

p2 = (666.67 * 1.20 * 1 + 400 * 3.30 * 0.43 + 266.67 * 1.20 * 1) / max_coefficients = 113.90202702702702

score = 289.92773090166105 * 0.5 + 113.90202702702702 * 0.5 = 201.91487896434404

Rating changes

Show

all results
Date Place Points Reason
2023-06-11 118 -> 131 207.17 -> 201.91
2023-05-20 117 -> 118 204.96 -> 207.17
2023-05-06 115 -> 117 215.79 -> 204.96

Kirov Tournament: 57% -> 43%
2023-05-01 114 -> 115 215.79
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

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 43% 3.30 RR Kirov Tournament