Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Internal rating (RR)

Rating date Aug. 19, 2023 (latest changes Aug. 19, 2023).

114 place (83.07).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 3.50 * 0.57) = 12.842815

p1 = (173.33 * 3.45 * 0.29 + 198.20 * 4.05 * 0.71 + 0 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.71 + 1 + 1 + 1) = 108.19384233373749

p2 = (198.20 * 4.05 * 0.71 + 173.33 * 3.45 * 0.29) / max_coefficients = 57.94835478047453

score = 108.19384233373749 * 0.5 + 57.94835478047453 * 0.5 = 83.07109855710601

Rating changes

Show

all results
Date Place Points Reason
2023-08-12 114 89.58 -> 83.07

Moscow Riichi 2022: 86% -> 71%
2023-07-28 114 94.57 -> 89.58

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 114 93.31 -> 94.57
2023-06-19 115 -> 114 93.31
2023-06-12 113 -> 115 98.60 -> 93.31

Moscow Riichi 2022: 100% -> 86%
2023-06-11 95 -> 113 104.37 -> 98.60
2023-05-28 96 -> 95 108.41 -> 104.37

Saint Petersburg Open 2021: 57% -> 43%
2023-05-20 96 106.71 -> 108.41
2023-04-19 96 105.93 -> 106.71
2023-03-28 96 109.47 -> 105.93

Saint Petersburg Open 2021: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 198 2022-06-12 90/112 71% 4.05 RR Moscow Riichi 2022
2 173 2021-11-28 63/76 29% 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