Sotnikova Anna

From Kirov, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 20, 2023 (latest changes May 20, 2023).

119 place (207.17).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 2.80 * 1 + 3.50 * 0.71) = 13.55005

p1 = (666.67 * 1.20 * 1 + 400 * 3.30 * 0.43 + 266.67 * 1.20 * 1 + 0 + 0) / (1.20 * 1 + 3.30 * 0.43 + 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 = 124.40913502164199

score = 289.92773090166105 * 0.5 + 124.40913502164199 * 0.5 = 207.16843296165152

Rating changes

Show

all results
Date Place Points Reason
2023-05-20 118 -> 119 204.96 -> 207.17
2023-05-06 116 -> 118 215.79 -> 204.96

Kirov Tournament: 57% -> 43%
2023-05-01 115 -> 116 215.79
2023-04-22 110 -> 115 215.79
2023-03-20 110 213.50 -> 215.79
2023-03-06 109 -> 110 223.53 -> 213.50

Kirov Tournament: 71% -> 57%
2023-03-05 110 -> 109 223.53
2023-02-25 102 -> 110 223.53
2023-02-19 103 -> 102 223.53
2023-01-28 103 222.78 -> 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