Zharenkov Sergei

From Samara, Russia

Player page

Internal rating (RR)

Rating date June 24, 2026 (latest changes June 16, 2026).

225 place (145.55).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (142.86 * 3.50 * 0.86 + 272.73 * 3 * 1 + 167.83 * 4.71 * 1 + 0 + 0) / (3.50 * 0.86 + 3 * 1 + 4.71 * 1 + 1 + 1) = 160.286706766799

p2 = (272.73 * 3 * 1 + 167.83 * 4.71 * 1 + 142.86 * 3.50 * 0.86) / max_coefficients = 130.80811680410633

score = 160.286706766799 * 0.5 + 130.80811680410633 * 0.5 = 145.54741178545265

Rating changes

Show

all results
Date Place Points Reason
2026-06-16 226 -> 225 145.55
2026-06-15 226 143.18 -> 145.55
2026-06-14 216 -> 226 111.24 -> 143.18

XII Russian Championship: 0% -> 100%
2026-06-13 217 -> 216 111.24
2026-06-09 220 -> 217 111.24
2026-06-04 223 -> 220 111.24
2026-05-17 222 -> 223 111.24
2026-05-12 230 -> 222 111.24
2026-05-03 226 -> 230 113.46 -> 111.24

Riichi over The Volga 2025: 100% -> 86%
2026-04-19 216 -> 226 113.46

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 168 2026-06-14 120/144 100% 4.71 RR XII Russian Championship Samara
2 273 2026-01-25 41/56 100% 3.00 RR Riichi On Ice 2026 Samara
3 143 2025-05-03 61/71 86% 3.50 RR Riichi over The Volga 2025 Samara