Tumanov Maksim

From Cherepovets, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 8, 2026 (latest changes Jan. 7, 2026).

258 place (140.52).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (231.58 * 3.85 * 0.57 + 298.70 * 3.45 * 1 + 0 + 0 + 0) / (3.85 * 0.57 + 3.45 * 1 + 1 + 1 + 1) = 178.03347788237767

p2 = (298.70 * 3.45 * 1 + 231.58 * 3.85 * 0.57) / max_coefficients = 103.00802675585285

score = 178.03347788237767 * 0.5 + 103.00802675585285 * 0.5 = 140.52075231911527

Rating changes

Show

all results
Date Place Points Reason
2026-01-03 257 -> 258 140.52
2026-01-01 250 -> 257 146.38 -> 140.52

SPB Riichi Open 2024: 71% -> 57%
2025-12-27 248 -> 250 146.38
2025-12-13 249 -> 248 146.38
2025-12-09 250 -> 249 146.38
2025-12-07 249 -> 250 146.38
2025-12-06 246 -> 249 146.38
2025-11-25 247 -> 246 146.38
2025-11-15 248 -> 247 146.38
2025-11-14 249 -> 248 146.38

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 299 2025-08-31 55/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 232 2024-09-01 74/96 57% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
3 182 2013-06-30 10/12 0% 0.90 CRR "Haku no Ten" summer riichi mahjong tournament 2013 Vologda