Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Internal rating (RR)

Rating date March 6, 2024 (latest changes March 6, 2024).

46 place (426.54).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.57 + 4.05 * 0.29) = 11.306965

p1 = (198.20 * 4.05 * 0.29 + 953.27 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.29 + 4 * 1 + 1 + 1 + 1) = 495.5704151666925

p2 = (953.27 * 4 * 1 + 198.20 * 4.05 * 0.29) / max_coefficients = 357.51503608616457

score = 495.5704151666925 * 0.5 + 357.51503608616457 * 0.5 = 426.54272562642853

Rating changes

Show

all results
Date Place Points Reason
2024-03-06 46 417.53 -> 426.54
2024-02-12 47 -> 46 404.41 -> 417.53

Moscow Riichi 2022: 43% -> 29%
2024-01-06 48 -> 47 396.78 -> 404.41
2023-12-19 49 -> 48 396.78
2023-12-12 51 -> 49 385.63 -> 396.78

Moscow Riichi 2022: 57% -> 43%
2023-12-02 141 -> 51 64.46 -> 385.63
2021-02-01 227 -> 141 65.65 -> 64.46
2020-02-01 227 65.65

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 953 2023-09-03 6/108 100% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
2 198 2022-06-12 90/112 29% 4.05 RR Moscow Riichi 2022 Moscow
3 173 2021-11-28 63/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
4 222 2019-11-24 50/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
5 0 2019-06-02 40/40 0% 2.90 RR Summer Cup 2019 Saint Petersburg