Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Common russian riichi rating (CRR)

Rating date Nov. 28, 2023 (latest changes Nov. 28, 2023).

130 place (229.52).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (189.19 * 4.05 * 0.57 + 102.80 * 4 * 1 + 205.13 * 2.90 * 1 + 493.33 * 4.20 * 0.86 + 0) / (4.05 * 0.57 + 4 * 1 + 2.90 * 1 + 4.20 * 0.86 + 1) = 233.08327282703985

p2 = (493.33 * 4.20 * 0.86 + 205.13 * 2.90 * 1 + 189.19 * 4.05 * 0.57 + 102.80 * 4 * 1) / max_coefficients = 225.95443310862873

score = 233.08327282703985 * 0.5 + 225.95443310862873 * 0.5 = 229.51885296783428

Rating changes

Show

Date Place Points Reason
2023-11-28 128 -> 130 247.54 -> 229.52

Saint Petersburg Open 2021: 14% -> 0%

2023-11-26 131 -> 128 236.44 -> 247.54

Autumn Agari tournament: 0% -> 100%

2023-11-20 133 -> 131 236.44
2023-11-06 129 -> 133 247.97 -> 236.44

IX Russian Riichi Championship: 100% -> 86%

2023-11-05 124 -> 129 247.97
2023-10-27 125 -> 124 247.97
2023-10-22 123 -> 125 247.97
2023-10-20 124 -> 123 247.97
2023-10-19 125 -> 124 247.97
2023-10-12 126 -> 125 249.02 -> 247.97

Moscow Riichi 2022: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 205 2023-11-26 32/40 100% 2.90 CRR Autumn Agari tournament
2 103 2023-09-03 97/108 100% 4.00 RR SPB Riichi Open 2023
3 493 2022-11-06 39/76 86% 4.20 RR IX Russian Riichi Championship
4 189 2022-06-12 91/112 57% 4.05 RR Moscow Riichi 2022
5 733 2021-11-28 21/76 0% 3.45 RR Saint Petersburg Open 2021