Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Internal rating (RR)

Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).

113 place (284.69).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998

p1 = (493.33 * 4.20 * 0.29 + 102.80 * 4 * 1 + 738.32 * 4.60 * 1 + 177.22 * 3.65 * 1 + 0 * 3.05 * 1 + 42.11 * 3.85 * 1) / (4.20 * 0.29 + 4 * 1 + 4.60 * 1 + 3.65 * 1 + 3.05 * 1 + 3.85 * 1) = 255.94129515860982

p2 = (738.32 * 4.60 * 1 + 177.22 * 3.65 * 1 + 493.33 * 4.20 * 0.29 + 102.80 * 4 * 1) / max_coefficients = 313.4335403726709

score = 255.94129515860982 * 0.5 + 313.4335403726709 * 0.5 = 284.68741776564036

Rating changes

Show

all results
Date Place Points Reason
2024-09-01 95 -> 113 317.83 -> 284.69

SPB Riichi Open 2024: 0% -> 100%
2024-08-11 95 316.08 -> 317.83
2024-08-04 94 -> 95 306.81 -> 316.08

Riichi over Volga: 0% -> 100%
2024-07-14 89 -> 94 306.81
2024-07-06 85 -> 89 320.42 -> 306.81

IX Russian Riichi Championship: 43% -> 29%
2024-06-11 91 -> 85 327.26 -> 320.42
2024-06-09 77 -> 91 356.57 -> 327.26

Agari Summer Tournament 2024: 0% -> 100%
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%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 42 2024-09-01 92/96 100% 3.85 RR SPB Riichi Open 2024
2 177 2024-08-04 66/80 100% 3.65 RR Riichi over Volga
3 0 2024-06-09 52/52 100% 3.05 RR Agari Summer Tournament 2024
4 738 2024-05-12 29/108 100% 4.60 RR X Russian Championship
5 103 2023-09-03 97/108 100% 4.00 RR SPB Riichi Open 2023
6 493 2022-11-06 39/76 29% 4.20 RR IX Russian Riichi Championship
7 189 2022-06-12 91/112 0% 4.05 RR Moscow Riichi 2022
8 733 2021-11-28 21/76 0% 3.45 RR Saint Petersburg Open 2021