Kondrateva Anna

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date Jan. 6, 2026 (latest changes Jan. 1, 2026).

112 place (353.01).

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 * 1 + 259.74 * 3.45 * 1 + 0 + 0) / (3.85 * 0.57 + 3.25 * 1 + 3.45 * 1 + 1 + 1) = 408.32155186887206

p2 = (559.32 * 3.25 * 1 + 789.47 * 3.85 * 0.57 + 259.74 * 3.45 * 1) / max_coefficients = 297.7030100334448

score = 408.32155186887206 * 0.5 + 297.7030100334448 * 0.5 = 353.01228095115846

Rating changes

Show

all results
Date Place Points Reason
2026-01-01 110 -> 112 376.70 -> 353.01

SPB Riichi Open 2024: 71% -> 57%
2025-12-09 111 -> 110 376.70
2025-12-07 110 -> 111 376.70
2025-11-30 109 -> 110 376.70
2025-11-04 105 -> 109 384.12 -> 376.70
2025-11-01 102 -> 105 406.96 -> 384.12

SPB Riichi Open 2024: 86% -> 71%
2025-10-13 102 401.33 -> 406.96
2025-10-09 103 -> 102 401.33
2025-09-10 104 -> 103 401.33
2025-09-03 105 -> 104 401.33

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 27/60 100% 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