Bogatov Aleksei

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 22, 2026 (latest changes Aug. 16, 2026).

346 place (64.42).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999

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 = 46.10219922380337

score = 82.73810974866532 * 0.5 + 46.10219922380337 * 0.5 = 64.42015448623434

Rating changes

Show

all results
Date Place Points Reason
2026-08-16 344 -> 346 64.42
2026-08-15 344 64.25 -> 64.42
2026-08-04 338 -> 344 93.86 -> 64.25

Riichi over Volga: 14% -> 0%
2026-08-02 327 -> 338 93.86
2026-07-26 325 -> 327 99.21 -> 93.86

Riichi On Ice: 57% -> 43%
2026-07-25 321 -> 325 99.21
2026-07-18 320 -> 321 99.21
2026-07-14 322 -> 320 99.21
2026-07-12 317 -> 322 99.21
2026-07-11 315 -> 317 99.21

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