Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Common russian riichi rating (CRR)

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

125 place (247.97).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (733.33 * 3.45 * 0.14 + 189.19 * 4.05 * 0.57 + 493.33 * 4.20 * 1 + 102.80 * 4 * 1 + 0) / (3.45 * 0.14 + 4.05 * 0.57 + 4.20 * 1 + 4 * 1 + 1) = 273.38403912660556

p2 = (493.33 * 4.20 * 1 + 189.19 * 4.05 * 0.57 + 102.80 * 4 * 1 + 733.33 * 3.45 * 0.14) / max_coefficients = 222.5471186440678

score = 273.38403912660556 * 0.5 + 222.5471186440678 * 0.5 = 247.9655788853367

Rating changes

Show

all results
Date Place Points Reason
2023-10-12 126 -> 125 249.02 -> 247.97

Moscow Riichi 2022: 71% -> 57%
2023-09-28 119 -> 126 269.93 -> 249.02

Saint Petersburg Open 2021: 29% -> 14%
2023-09-20 121 -> 119 269.93
2023-09-06 122 -> 121 269.93
2023-09-03 97 -> 122 288.29 -> 269.93

SPB Riichi Open 2023: 0% -> 100%
2023-08-27 95 -> 97 288.29
2023-08-26 94 -> 95 288.29
2023-08-19 95 -> 94 288.29
2023-08-12 97 -> 95 283.29 -> 288.29

Moscow Riichi 2022: 86% -> 71%
2023-07-28 90 -> 97 305.05 -> 283.29

Saint Petersburg Open 2021: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 103 2023-09-03 97/108 100% 4.00 RR SPB Riichi Open 2023
2 493 2022-11-06 39/76 100% 4.20 RR IX Russian Riichi Championship
3 189 2022-06-12 91/112 57% 4.05 RR Moscow Riichi 2022
4 733 2021-11-28 21/76 14% 3.45 RR Saint Petersburg Open 2021