Grishchenko Aleksandra

From Korolyov, Russia

Player page

Online rating

Rating date July 9, 2025 (latest changes July 5, 2025).

5 place (647.00).

max_coefficients = (4.45 * 1 + 3.70 * 0.86 + 3.05 * 1) = 10.67127

p1 = (545.45 * 2.20 * 1 + 666.67 * 1.80 * 0.86 + 421.05 * 1.90 * 0.71 + 915.49 * 3.05 * 1 + 512.20 * 2.40 * 1 + 647.89 * 4.45 * 1) / (2.20 * 1 + 1.80 * 0.86 + 1.90 * 0.71 + 3.05 * 1 + 2.40 * 1 + 4.45 * 1) = 646.9741565805218

p2 = (647.89 * 4.45 * 1 + 915.49 * 3.05 * 1 + 512.20 * 2.40 * 1) / max_coefficients = 647.0288915939716

score = 646.9741565805218 * 0.5 + 647.0288915939716 * 0.5 = 647.0015240872467

Rating changes

Show

Date Place Points Reason
2025-07-05 5 655.73 -> 647.00

Summer online tournament 2025: 0% -> 100%

2025-07-02 5 652.46 -> 655.73

Double Tournament with Naga: 14% -> 0%

2025-06-28 5 650.08 -> 652.46

Wrong Chair: 86% -> 71%

2025-06-27 6 -> 5 620.73 -> 650.08

Kawa-league, season 1: 0% -> 100%

2025-06-22 6 630.83 -> 620.73

Royale roulette: 100% -> 86%

2025-06-16 5 -> 6 613.33 -> 630.83
2025-05-02 5 609.08 -> 613.33

Double Tournament with Naga: 29% -> 14%

2025-04-28 6 -> 5 606.01 -> 609.08

Wrong Chair: 100% -> 86%

2025-04-05 4 -> 6 573.50 -> 606.01

Spring online tournament 2025: 0% -> 100%

2025-03-02 6 -> 4 559.97 -> 573.50

Double Tournament with Naga: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 545 2025-07-05 16/34 100% 2.20 ONLINE Summer online tournament 2025 Russia
2 648 2025-06-27 26/72 100% 4.45 ONLINE Kawa-league, season 1 Russia
3 512 2025-04-05 21/42 100% 2.40 ONLINE Spring online tournament 2025 Russia
4 915 2025-01-18 7/72 100% 3.05 ONLINE Winter online tournament 2025 Russia
5 667 2024-06-22 6/16 86% 1.80 ONLINE Royale roulette Russia
6 421 2024-04-28 12/20 71% 1.90 ONLINE Wrong Chair Russia
7 463 2023-07-02 37/68 0% 3.00 ONLINE Double Tournament with Naga Russia