Bogatov Aleksei

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 3, 2026 (latest changes May 3, 2026).

292 place (130.38).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (556.96 * 3.65 * 0.29 + 238.10 * 2.60 * 0.71 + 157.14 * 3.50 * 0.86 + 18.18 * 3 * 1 + 0) / (3.65 * 0.29 + 2.60 * 0.71 + 3.50 * 0.86 + 3 * 1 + 1) = 156.46220366299036

p2 = (556.96 * 3.65 * 0.29 + 157.14 * 3.50 * 0.86 + 238.10 * 2.60 * 0.71 + 18.18 * 3 * 1) / max_coefficients = 104.30639730639732

score = 156.46220366299036 * 0.5 + 104.30639730639732 * 0.5 = 130.38430048469382

Rating changes

Show

all results
Date Place Points Reason
2026-05-03 289 -> 292 132.68 -> 130.38

Riichi over The Volga 2025: 100% -> 86%
2026-04-19 278 -> 289 132.68
2026-04-11 277 -> 278 132.68
2026-04-09 279 -> 277 132.68
2026-04-05 273 -> 279 132.68
2026-04-04 262 -> 273 151.96 -> 132.68

Riichi over Volga: 43% -> 29%
2026-03-26 261 -> 262 155.94 -> 151.96

Riichi On Ice: 86% -> 71%
2026-03-25 262 -> 261 155.94
2026-03-21 253 -> 262 155.94
2026-03-14 248 -> 253 155.94

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 86% 3.50 RR Riichi over The Volga 2025 Samara
3 238 2025-01-26 33/43 71% 2.60 RR Riichi On Ice Samara
4 557 2024-08-04 36/80 29% 3.65 RR Riichi over Volga Samara