Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Internal rating (RR)

Rating date June 12, 2022 (latest changes June 12, 2022).

75 place (115.68).

max_coefficients = (4.05 * 1 + 3.50 * 1 + 3.45 * 1 + 3.30 * 1) = 14.3

p1 = (173.33 * 3.45 * 1 + 198.20 * 4.05 * 1 + 0 + 0 + 0) / (3.45 * 1 + 4.05 * 1 + 1 + 1 + 1) = 133.4

p2 = (198.20 * 4.05 * 1 + 173.33 * 3.45 * 1) / max_coefficients = 97.95104895104895

score = 133.4 * 0.5 + 97.95104895104895 * 0.5 = 115.67552447552447

Rating changes

Show

all results
Date Place Points Reason
2022-06-12 145 -> 75 64.46 -> 115.68

Moscow Riichi 2022: 0% -> 100%
2021-02-01 230 -> 145 65.65 -> 64.46
2020-02-01 230 65.65

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 63/76 100% 3.45 RR Saint Petersburg Open 2021
3 222 2019-11-24 50/64 0% 3.45 EMA Saint Petersburg Open 2019
4 0 2019-06-02 40/40 0% 2.90 RR Summer Cup 2019