Zaviyalov Anton

From Kirov, Russia

Player page

Internal rating (RR)

Rating date Sept. 5, 2025 (latest changes Sept. 3, 2025).

159 place (258.89).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (168.22 * 4.60 * 0.71 + 426.97 * 3.75 * 1 + 406.78 * 3.25 * 1 + 0 + 0) / (4.60 * 0.71 + 3.75 * 1 + 3.25 * 1 + 1 + 1) = 282.92057972713167

p2 = (426.97 * 3.75 * 1 + 406.78 * 3.25 * 1 + 168.22 * 4.60 * 0.71) / max_coefficients = 234.85810810810807

score = 282.92057972713167 * 0.5 + 234.85810810810807 * 0.5 = 258.88934391761984

Rating changes

Show

all results
Date Place Points Reason
2025-09-03 160 -> 159 258.89
2025-09-01 162 -> 160 255.80 -> 258.89
2025-08-31 158 -> 162 255.80
2025-08-04 157 -> 158 254.68 -> 255.80
2025-08-03 151 -> 157 254.68
2025-07-30 152 -> 151 254.68
2025-07-13 150 -> 152 254.68
2025-07-12 153 -> 150 253.18 -> 254.68

X Russian Championship: 86% -> 71%
2025-07-10 154 -> 153 253.18
2025-07-03 155 -> 154 253.18

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 407 2025-02-16 36/60 100% 3.25 RR White Wolf Cup Saint Petersburg
2 427 2024-10-13 52/90 100% 3.75 RR Moscow Riichi 2024 Moscow
3 168 2024-05-12 90/108 71% 4.60 RR X Russian Championship Perm
4 560 2022-11-06 34/76 0% 4.20 RR IX Russian Riichi Championship Perm