Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Internal rating (RR)

Rating date Aug. 12, 2023 (latest changes Aug. 12, 2023).

79 place (295.92).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 3.50 * 0.57) = 12.842815

p1 = (733.33 * 3.45 * 0.29 + 189.19 * 4.05 * 0.71 + 493.33 * 4.20 * 1 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.71 + 4.20 * 1 + 1 + 1) = 331.6072303836453

p2 = (493.33 * 4.20 * 1 + 733.33 * 3.45 * 0.29 + 189.19 * 4.05 * 0.71) / max_coefficients = 260.2334457048552

score = 331.6072303836453 * 0.5 + 260.2334457048552 * 0.5 = 295.92033804425023

Rating changes

Show

all results
Date Place Points Reason
2023-08-12 83 -> 79 290.52 -> 295.92

Moscow Riichi 2022: 86% -> 71%
2023-07-28 75 -> 83 313.05 -> 290.52

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 76 -> 75 307.94 -> 313.05
2023-07-06 77 -> 76 307.94
2023-06-19 77 307.94

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 71% 4.05 RR Moscow Riichi 2022 Moscow
3 733 2021-11-28 21/76 29% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg