Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Internal rating (RR)

Rating date March 20, 2023 (latest changes March 20, 2023).

60 place (352.05).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.71) = 13.714185

p1 = (733.33 * 3.45 * 0.71 + 189.19 * 4.05 * 1 + 493.33 * 4.20 * 1 + 0 + 0) / (3.45 * 0.71 + 4.05 * 1 + 4.20 * 1 + 1 + 1) = 365.3671230150849

p2 = (493.33 * 4.20 * 1 + 733.33 * 3.45 * 0.71 + 189.19 * 4.05 * 1) / max_coefficients = 338.7295708786195

score = 365.3671230150849 * 0.5 + 338.7295708786195 * 0.5 = 352.04834694685223

Rating changes

Show

all results
Date Place Points Reason
2023-03-20 62 -> 60 346.09 -> 352.05
2023-02-19 62 343.90 -> 346.09
2023-01-28 60 -> 62 359.76 -> 343.90

Saint Petersburg Open 2021: 86% -> 71%
2022-12-19 60 358.12 -> 359.76
2022-11-28 59 -> 60 372.51 -> 358.12

Saint Petersburg Open 2021: 100% -> 86%
2022-11-06 63 -> 59 272.22 -> 372.51

IX Russian Riichi Championship: 0% -> 100%
2022-06-12 63 272.22

Moscow Riichi 2022: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 493 2022-11-06 39/76 100% 4.20 RR IX Russian Riichi Championship
2 189 2022-06-12 91/112 100% 4.05 RR Moscow Riichi 2022
3 733 2021-11-28 21/76 71% 3.45 RR Saint Petersburg Open 2021