Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Internal rating (RR)

Rating date Sept. 14, 2023 (latest changes Sept. 14, 2023).

66 place (384.18).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (173.33 * 3.45 * 0.29 + 198.20 * 4.05 * 0.71 + 953.27 * 4 * 1 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.71 + 4 * 1 + 1 + 1) = 461.33148691411117

p2 = (953.27 * 4 * 1 + 198.20 * 4.05 * 0.71 + 173.33 * 3.45 * 0.29) / max_coefficients = 307.0353768110914

score = 461.33148691411117 * 0.5 + 307.0353768110914 * 0.5 = 384.1834318626013

Rating changes

Show

all results
Date Place Points Reason
2023-09-06 68 -> 66 384.18
2023-09-03 115 -> 68 83.07 -> 384.18

SPB Riichi Open 2023: 0% -> 100%
2023-09-01 144 -> 115 64.46 -> 83.07
2021-02-01 230 -> 144 65.65 -> 64.46
2020-02-01 230 65.65

Tournaments

# Base rank Date Place Power Coefficient Type 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 71% 4.05 RR Moscow Riichi 2022 Moscow
3 173 2021-11-28 63/76 29% 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