Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Internal rating (RR)

Rating date Dec. 4, 2022 (latest changes Dec. 4, 2022).

59 place (358.12).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.10 * 1) = 14.85

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

p2 = (733.33 * 3.45 * 0.86 + 493.33 * 4.20 * 1 + 189.19 * 4.05 * 1) / max_coefficients = 337.15016835016837

score = 379.09304879724726 * 0.5 + 337.15016835016837 * 0.5 = 358.1216085737078

Rating changes

Show

Date Place Points Reason
2022-11-28 58 -> 59 372.51 -> 358.12

Saint Petersburg Open 2021: 100% -> 86%

2022-11-06 62 -> 58 272.22 -> 372.51

IX Russian Riichi Championship: 0% -> 100%

2022-10-14 62 272.22

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