Tumanov Maksim

From Cherepovets, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 5, 2026 (latest changes Sept. 4, 2026).

271 place (210.02).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (298.70 * 3.45 * 0.86 + 459.46 * 3.40 * 1 + 0 + 0 + 0) / (3.45 * 0.86 + 3.40 * 1 + 1 + 1 + 1) = 261.3467250971065

p2 = (459.46 * 3.40 * 1 + 298.70 * 3.45 * 0.86) / max_coefficients = 158.69046073977935

score = 261.3467250971065 * 0.5 + 158.69046073977935 * 0.5 = 210.01859291844295

Rating changes

Show

all results
Date Place Points Reason
2026-09-04 273 -> 271 210.02
2026-09-02 274 -> 273 210.02
2026-09-01 259 -> 274 227.90 -> 210.02

SPB Riichi Open 2024: 14% -> 0%
2026-08-31 255 -> 259 232.65 -> 227.90

SPB Riichi Open 2025: 100% -> 86%
2026-08-30 252 -> 255 232.65
2026-08-16 249 -> 252 232.65
2026-08-15 248 -> 249 232.01 -> 232.65
2026-08-13 251 -> 248 232.01
2026-08-04 253 -> 251 232.01
2026-08-03 255 -> 253 232.01

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 459 2026-02-23 41/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
2 299 2025-08-31 55/78 86% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
3 232 2024-09-01 74/96 0% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
4 182 2013-06-30 10/12 0% 0.90 CRR "Haku no Ten" summer riichi mahjong tournament 2013 Vologda