Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Internal rating (RR)

Rating date Nov. 6, 2023 (latest changes Nov. 6, 2023).

50 place (406.81).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002

p1 = (173.33 * 3.45 * 0.14 + 198.20 * 4.05 * 0.57 + 953.27 * 4 * 1 + 0 + 0) / (3.45 * 0.14 + 4.05 * 0.57 + 4 * 1 + 1 + 1) = 494.7318521546352

p2 = (953.27 * 4 * 1 + 198.20 * 4.05 * 0.57 + 173.33 * 3.45 * 0.14) / max_coefficients = 318.88123454422896

score = 494.7318521546352 * 0.5 + 318.88123454422896 * 0.5 = 406.8065433494321

Rating changes

Show

all results
Date Place Points Reason
2023-11-06 54 -> 50 400.10 -> 406.81
2023-10-19 55 -> 54 400.10
2023-10-12 62 -> 55 388.86 -> 400.10

Moscow Riichi 2022: 71% -> 57%
2023-09-28 67 -> 62 384.18 -> 388.86

Saint Petersburg Open 2021: 29% -> 14%
2023-09-06 69 -> 67 384.18
2023-09-03 115 -> 69 83.07 -> 384.18

SPB Riichi Open 2023: 0% -> 100%
2023-08-12 115 89.58 -> 83.07

Moscow Riichi 2022: 86% -> 71%
2023-07-28 115 94.57 -> 89.58

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 115 93.31 -> 94.57
2023-06-19 116 -> 115 93.31

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 953 2023-09-03 6/108 100% 4.00 RR SPB Riichi Open 2023
2 198 2022-06-12 90/112 57% 4.05 RR Moscow Riichi 2022
3 173 2021-11-28 63/76 14% 3.45 RR Saint Petersburg Open 2021
4 222 2019-11-24 50/64 0% 3.45 EMA Saint Petersburg Open 2019
5 0 2019-06-02 40/40 0% 2.90 RR Summer Cup 2019