Kondrateva Anna

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date July 12, 2025 (latest changes July 12, 2025).

100 place (398.68).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35

p1 = (559.32 * 3.25 * 1 + 789.47 * 3.85 * 1 + 0 + 0 + 0) / (3.25 * 1 + 3.85 * 1 + 1 + 1 + 1) = 480.9178217821782

p2 = (789.47 * 3.85 * 1 + 559.32 * 3.25 * 1) / max_coefficients = 316.4345276872964

score = 480.9178217821782 * 0.5 + 316.4345276872964 * 0.5 = 398.6761747347373

Rating changes

Show

all results
Date Place Points Reason
2025-07-12 102 -> 100 395.72 -> 398.68
2025-06-15 97 -> 102 400.31 -> 395.72
2025-06-11 99 -> 97 400.31
2025-05-12 99 393.69 -> 400.31
2025-05-03 97 -> 99 393.69
2025-04-26 95 -> 97 393.69
2025-04-11 97 -> 95 393.69
2025-03-10 98 -> 97 393.69
2025-03-03 100 -> 98 393.69
2025-03-02 96 -> 100 393.69

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 559 2025-02-16 27/60 100% 3.25 RR White Wolf Cup Saint Petersburg
2 789 2024-09-01 21/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg