Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Internal rating (RR)

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

59 place (343.63).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.45 * 0.57) = 12.72138

p1 = (733.33 * 3.45 * 0.57 + 189.19 * 4.05 * 1 + 493.33 * 4.20 * 1 + 0 + 0) / (3.45 * 0.57 + 4.05 * 1 + 4.20 * 1 + 1 + 1) = 350.52322455902925

p2 = (493.33 * 4.20 * 1 + 733.33 * 3.45 * 0.57 + 189.19 * 4.05 * 1) / max_coefficients = 336.7449128946703

score = 350.52322455902925 * 0.5 + 336.7449128946703 * 0.5 = 343.63406872684976

Rating changes

Show

all results
Date Place Points Reason
2023-05-20 60 -> 59 337.27 -> 343.63
2023-05-06 61 -> 60 337.27
2023-05-05 61 337.27

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 493 2022-11-06 39/76 100% 4.20 RR IX Russian Riichi Championship Perm
2 189 2022-06-12 91/112 100% 4.05 RR Moscow Riichi 2022 Moscow
3 733 2021-11-28 21/76 57% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg