Petsilyak Igor

From Moscow, Russia

EMA: 15990408

Player page

Common russian riichi rating (CRR)

Rating date May 9, 2024 (latest changes May 9, 2024).

141 place (170.59).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (189.19 * 4.05 * 0.14 + 493.33 * 4.20 * 0.43 + 102.80 * 4 * 1 + 205.13 * 2.90 * 1 + 0) / (4.05 * 0.14 + 4.20 * 0.43 + 4 * 1 + 2.90 * 1 + 1) = 194.92716365085056

p2 = (493.33 * 4.20 * 0.43 + 205.13 * 2.90 * 1 + 102.80 * 4 * 1 + 189.19 * 4.05 * 0.14) / max_coefficients = 146.25036496350364

score = 194.92716365085056 * 0.5 + 146.25036496350364 * 0.5 = 170.5887643071771

Rating changes

Show

Date Place Points Reason
2024-05-06 136 -> 141 189.61 -> 170.59

IX Russian Riichi Championship: 57% -> 43%

2024-05-05 134 -> 136 189.61
2024-04-27 135 -> 134 189.61
2024-04-17 136 -> 135 189.61
2024-04-12 139 -> 136 193.05 -> 189.61

Moscow Riichi 2022: 29% -> 14%

2024-03-30 128 -> 139 193.05
2024-03-20 134 -> 128 193.05
2024-03-10 132 -> 134 197.43 -> 193.05
2024-03-06 126 -> 132 211.26 -> 197.43

IX Russian Riichi Championship: 71% -> 57%

2024-02-27 127 -> 126 211.26

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 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