Shmatko Aleksandra

From Samara, Russia

Player page

Internal rating (RR)

Rating date March 2, 2026 (latest changes March 2, 2026).

75 place (481.48).

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

p1 = (632.91 * 3.65 * 0.43 + 280.90 * 3.75 * 0.57 + 285.71 * 2.60 * 0.86 + 857.14 * 3.50 * 1 + 527.27 * 3 * 1) / (3.65 * 0.43 + 3.75 * 0.57 + 2.60 * 0.86 + 3.50 * 1 + 3 * 1) = 547.6647688893178

p2 = (857.14 * 3.50 * 1 + 527.27 * 3 * 1 + 632.91 * 3.65 * 0.43 + 285.71 * 2.60 * 0.86) / max_coefficients = 415.2936454849498

score = 547.6647688893178 * 0.5 + 415.2936454849498 * 0.5 = 481.4792071871338

Rating changes

Show

all results
Date Place Points Reason
2026-03-02 76 -> 75 481.48
2026-03-01 80 -> 76 481.48
2026-02-23 75 -> 80 481.48
2026-02-16 74 -> 75 481.48
2026-02-13 77 -> 74 479.84 -> 481.48

Moscow Riichi 2024: 71% -> 57%
2026-02-08 75 -> 77 479.84
2026-02-04 71 -> 75 492.73 -> 479.84

Riichi over Volga: 57% -> 43%
2026-01-26 73 -> 71 489.32 -> 492.73

Riichi On Ice: 100% -> 86%
2026-01-25 81 -> 73 439.57 -> 489.32

Riichi On Ice 2026: 0% -> 100%
2026-01-12 84 -> 81 439.57

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 527 2026-01-25 27/56 100% 3.00 RR Riichi On Ice 2026 Samara
2 857 2025-05-03 11/71 100% 3.50 RR Riichi over The Volga 2025 Samara
3 286 2025-01-26 31/43 86% 2.60 RR Riichi On Ice Samara
4 281 2024-10-13 65/90 57% 3.75 RR Moscow Riichi 2024 Moscow
5 633 2024-08-04 30/80 43% 3.65 RR Riichi over Volga Samara