Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Internal rating (RR)

Rating date May 12, 2024 (latest changes May 12, 2024).

77 place (356.57).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (189.19 * 4.05 * 0.14 + 493.33 * 4.20 * 0.43 + 102.80 * 4 * 1 + 738.32 * 4.60 * 1 + 0) / (4.05 * 0.14 + 4.20 * 0.43 + 4 * 1 + 4.60 * 1 + 1) = 401.1248144127178

p2 = (738.32 * 4.60 * 1 + 493.33 * 4.20 * 0.43 + 102.80 * 4 * 1 + 189.19 * 4.05 * 0.14) / max_coefficients = 312.01428571428573

score = 401.1248144127178 * 0.5 + 312.01428571428573 * 0.5 = 356.56955006350177

Rating changes

Show

Date Place Points Reason
2024-05-12 104 -> 77 138.67 -> 356.57

X Russian Championship: 0% -> 100%

2024-05-06 101 -> 104 159.50 -> 138.67

IX Russian Riichi Championship: 57% -> 43%

2024-04-12 101 163.62 -> 159.50

Moscow Riichi 2022: 29% -> 14%

2024-03-30 88 -> 101 163.62
2024-03-20 94 -> 88 163.62
2024-03-10 86 -> 94 175.13 -> 163.62
2024-03-06 84 -> 86 192.48 -> 175.13

IX Russian Riichi Championship: 71% -> 57%

2024-02-12 85 -> 84 192.26 -> 192.48

Moscow Riichi 2022: 43% -> 29%

2024-01-20 87 -> 85 192.26
2024-01-06 86 -> 87 207.07 -> 192.26

IX Russian Riichi Championship: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 738 2024-05-12 29/108 100% 4.60 RR X Russian Championship
2 103 2023-09-03 97/108 100% 4.00 RR SPB Riichi Open 2023
3 493 2022-11-06 39/76 43% 4.20 RR IX Russian Riichi Championship
4 189 2022-06-12 91/112 14% 4.05 RR Moscow Riichi 2022
5 733 2021-11-28 21/76 0% 3.45 RR Saint Petersburg Open 2021