Kondrateva Anna

From Saint Petersburg, Russia

Player page

Internal rating (RR)

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

123 place (340.96).

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

p1 = (789.47 * 3.85 * 0.57 + 559.32 * 3.25 * 0.86 + 259.74 * 3.45 * 1 + 0 + 0) / (3.85 * 0.57 + 3.25 * 0.86 + 3.45 * 1 + 1 + 1) = 401.6006953211956

p2 = (789.47 * 3.85 * 0.57 + 559.32 * 3.25 * 0.86 + 259.74 * 3.45 * 1) / max_coefficients = 280.32709030100335

score = 401.6006953211956 * 0.5 + 280.32709030100335 * 0.5 = 340.96389281109947

Rating changes

Show

all results
Date Place Points Reason
2026-02-16 121 -> 123 353.01 -> 340.96

White Wolf Cup: 100% -> 86%
2026-02-09 122 -> 121 353.01
2026-02-08 118 -> 122 353.01
2026-02-04 119 -> 118 353.01
2026-01-25 116 -> 119 353.01
2026-01-12 115 -> 116 353.01
2026-01-10 116 -> 115 353.01
2026-01-07 112 -> 116 353.01
2026-01-01 110 -> 112 376.70 -> 353.01

SPB Riichi Open 2024: 71% -> 57%
2025-12-09 111 -> 110 376.70

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 260 2025-08-31 58/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 559 2025-02-16 27/60 86% 3.25 RR White Wolf Cup Saint Petersburg
3 789 2024-09-01 21/96 57% 3.85 RR SPB Riichi Open 2024 Saint Petersburg