Naumov Aleksandr

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 15, 2026 (latest changes Jan. 15, 2026).

295 place (52.53).

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

p1 = (347.83 * 2.10 * 0.29 + 137.25 * 3.05 * 0.43 + 0 + 0 + 0) / (2.10 * 0.29 + 3.05 * 0.43 + 1 + 1 + 1) = 79.0899087055755

p2 = (347.83 * 2.10 * 0.29 + 137.25 * 3.05 * 0.43) / max_coefficients = 25.960535117056857

score = 79.0899087055755 * 0.5 + 25.960535117056857 * 0.5 = 52.52522191131618

Rating changes

Show

all results
Date Place Points Reason
2026-01-10 296 -> 295 52.53
2026-01-07 294 -> 296 52.53
2026-01-03 290 -> 294 52.53
2025-12-27 285 -> 290 52.53
2025-12-25 286 -> 285 52.53
2025-12-09 283 -> 286 56.90 -> 52.53

Agari Summer Tournament 2024: 57% -> 43%
2025-12-07 280 -> 283 56.90
2025-12-06 275 -> 280 56.90
2025-11-30 273 -> 275 67.40 -> 56.90

Seihoku spring tournament 2024: 43% -> 29%
2025-11-25 274 -> 273 67.40

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 137 2024-06-09 45/52 43% 3.05 RR Agari Summer Tournament 2024 Moscow
2 348 2024-03-30 31/47 29% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
3 727 2023-10-22 7/23 0% 2.10 CRR Mushroom League Moscow