Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Internal rating (RR)

Rating date March 30, 2023 (latest changes March 30, 2023).

153 place (126.32).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.10 * 0.71) = 13.46418

p1 = (222.22 * 3.45 * 0.29 + 173.33 * 3.45 * 0.57 + 198.20 * 4.05 * 1 + 0 + 0) / (3.45 * 0.29 + 3.45 * 0.57 + 4.05 * 1 + 1 + 1) = 151.37568079031908

p2 = (198.20 * 4.05 * 1 + 173.33 * 3.45 * 0.57 + 222.22 * 3.45 * 0.29) / max_coefficients = 101.26424334790534

score = 151.37568079031908 * 0.5 + 101.26424334790534 * 0.5 = 126.31996206911221

Rating changes

Show

Date Place Points Reason
2023-03-30 153 132.23 -> 126.32

Saint Petersburg Open 2019: 43% -> 29%

2023-03-28 154 -> 153 134.80 -> 132.23

Saint Petersburg Open 2021: 71% -> 57%

2023-03-20 155 -> 154 132.80 -> 134.80
2023-03-06 157 -> 155 132.80
2023-02-28 160 -> 157 132.80
2023-02-19 162 -> 160 132.06 -> 132.80
2023-01-30 163 -> 162 137.42 -> 132.06

Summer Cup 2019: 14% -> 0%

Saint Petersburg Open 2019: 57% -> 43%

2023-01-28 165 -> 163 143.96 -> 137.42

Saint Petersburg Open 2021: 86% -> 71%

2022-12-30 168 -> 165 143.96
2022-12-19 175 -> 168 143.39 -> 143.96

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 198 2022-06-12 90/112 100% 4.05 RR Moscow Riichi 2022
2 173 2021-11-28 63/76 57% 3.45 RR Saint Petersburg Open 2021
3 222 2019-11-24 50/64 29% 3.45 EMA Saint Petersburg Open 2019
4 0 2019-06-02 40/40 0% 2.90 RR Summer Cup 2019