Bogatov Aleksei

From Samara, Russia

Player page

Common russian riichi rating (CRR)

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

200 place (228.01).

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

p1 = (556.96 * 3.65 * 0.86 + 238.10 * 2.60 * 1 + 157.14 * 3.50 * 1 + 0 + 0) / (3.65 * 0.86 + 2.60 * 1 + 3.50 * 1 + 1 + 1) = 259.29394308991965

p2 = (556.96 * 3.65 * 0.86 + 238.10 * 2.60 * 1 + 157.14 * 3.50 * 1) / max_coefficients = 196.72027027027028

score = 259.29394308991965 * 0.5 + 196.72027027027028 * 0.5 = 228.00710668009498

Rating changes

Show

all results
Date Place Points Reason
2025-09-03 206 -> 200 228.01
2025-09-01 207 -> 206 225.42 -> 228.01
2025-08-31 205 -> 207 225.42
2025-08-25 206 -> 205 225.42
2025-08-09 207 -> 206 225.42
2025-08-04 199 -> 207 240.55 -> 225.42

Riichi over Volga: 100% -> 86%
2025-08-03 193 -> 199 240.55
2025-07-30 197 -> 193 240.55
2025-07-26 195 -> 197 240.55
2025-07-19 196 -> 195 240.55

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 157 2025-05-03 60/71 100% 3.50 RR Riichi over The Volga 2025 Samara
2 238 2025-01-26 33/43 100% 2.60 RR Riichi On Ice Samara
3 557 2024-08-04 36/80 86% 3.65 RR Riichi over Volga Samara