Bogatov Aleksei

From Samara, Russia

Player page

Internal rating (RR)

Rating date Aug. 14, 2026 (latest changes Aug. 13, 2026).

252 place (64.25).

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

p1 = (238.10 * 2.60 * 0.43 + 157.14 * 3.50 * 0.71 + 18.18 * 3 * 1 + 0 + 0) / (2.60 * 0.43 + 3.50 * 0.71 + 3 * 1 + 1 + 1) = 82.73810974866532

p2 = (157.14 * 3.50 * 0.71 + 238.10 * 2.60 * 0.43 + 18.18 * 3 * 1) / max_coefficients = 45.76441286211541

score = 82.73810974866532 * 0.5 + 45.76441286211541 * 0.5 = 64.25126130539036

Rating changes

Show

all results
Date Place Points Reason
2026-08-04 254 -> 252 93.86 -> 64.25

Riichi over Volga: 14% -> 0%
2026-08-02 252 -> 254 93.86
2026-07-26 250 -> 252 99.21 -> 93.86

Riichi On Ice: 57% -> 43%
2026-07-25 246 -> 250 99.21
2026-07-18 238 -> 246 99.21
2026-07-14 240 -> 238 99.21
2026-07-12 236 -> 240 99.21
2026-07-03 235 -> 236 102.53 -> 99.21

Riichi over The Volga 2025: 86% -> 71%
2026-06-15 235 101.16 -> 102.53
2026-06-14 219 -> 235 104.36 -> 101.16

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 18 2026-01-25 55/56 100% 3.00 RR Riichi On Ice 2026 Samara
2 157 2025-05-03 60/71 71% 3.50 RR Riichi over The Volga 2025 Samara
3 238 2025-01-26 33/43 43% 2.60 RR Riichi On Ice Samara
4 557 2024-08-04 36/80 0% 3.65 RR Riichi over Volga Samara