Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Common russian riichi rating (CRR)

Rating date Dec. 19, 2022 (latest changes Dec. 19, 2022).

66 place (359.76).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995

p1 = (733.33 * 3.45 * 0.86 + 493.33 * 4.20 * 1 + 189.19 * 4.05 * 1 + 0 + 0) / (3.45 * 0.86 + 4.20 * 1 + 4.05 * 1 + 1 + 1) = 379.09304879724726

p2 = (733.33 * 3.45 * 0.86 + 493.33 * 4.20 * 1 + 189.19 * 4.05 * 1) / max_coefficients = 340.4284831809626

score = 379.09304879724726 * 0.5 + 340.4284831809626 * 0.5 = 359.7607659891049

Rating changes

Show

all results
Date Place Points Reason
2022-12-19 66 358.12 -> 359.76
2022-12-18 64 -> 66 358.12
2022-11-28 62 -> 64 372.51 -> 358.12

Saint Petersburg Open 2021: 100% -> 86%
2022-11-06 73 -> 62 272.22 -> 372.51

IX Russian Riichi Championship: 0% -> 100%
2022-11-03 74 -> 73 272.22
2022-09-03 75 -> 74 272.22
2022-08-27 71 -> 75 272.22
2022-08-20 69 -> 71 272.22
2022-07-09 67 -> 69 272.22
2022-07-03 66 -> 67 272.22

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 86% 3.45 RR Saint Petersburg Open 2021