Grishchenko Aleksandra

From Korolyov, Russia

Player page

Internal rating (RR)

Rating date March 30, 2025 (latest changes March 30, 2025).

21 place (665.34).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (549.02 * 3.05 * 0.86 + 326.09 * 2.10 * 0.86 + 822.43 * 4.60 * 1 + 547.37 * 3.85 * 1 + 797.75 * 3.75 * 1 + 214.29 * 2.60 * 1 + 470.59 * 3.05 * 1 + 796.61 * 3.25 * 1) / (3.05 * 0.86 + 2.10 * 0.86 + 4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 2.60 * 1 + 3.05 * 1 + 3.25 * 1) = 606.9467958163468

p2 = (822.43 * 4.60 * 1 + 797.75 * 3.75 * 1 + 796.61 * 3.25 * 1 + 547.37 * 3.85 * 1) / max_coefficients = 723.7287066246056

score = 606.9467958163468 * 0.5 + 723.7287066246056 * 0.5 = 665.3377512204762

Rating changes

Show

Date Place Points Reason
2025-03-30 21 663.71 -> 665.34

Seihoku spring tournament 2024: 100% -> 86%

2025-03-10 22 -> 21 663.25 -> 663.71

Agari Spring Tournament 2024: 100% -> 86%

2025-03-02 23 -> 22 663.25
2025-02-16 30 -> 23 620.71 -> 663.25

White Wolf Cup: 0% -> 100%

2025-02-02 26 -> 30 628.72 -> 620.71

Agari Winter Tournament 2025: 0% -> 100%

2025-01-26 20 -> 26 656.98 -> 628.72

Riichi On Ice: 0% -> 100%

2025-01-07 17 -> 20 656.98
2025-01-03 19 -> 17 656.98
2024-12-11 21 -> 19 656.98
2024-11-06 22 -> 21 656.98

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 797 2025-02-16 13/60 100% 3.25 RR White Wolf Cup
2 471 2025-02-02 28/52 100% 3.05 RR Agari Winter Tournament 2025
3 214 2025-01-26 34/43 100% 2.60 RR Riichi On Ice
4 798 2024-10-13 19/90 100% 3.75 RR Moscow Riichi 2024
5 547 2024-09-01 44/96 100% 3.85 RR SPB Riichi Open 2024
6 822 2024-05-12 20/108 100% 4.60 RR X Russian Championship
7 326 2024-03-30 32/47 86% 2.10 RR Seihoku spring tournament 2024
8 549 2024-03-10 24/52 86% 3.05 RR Agari Spring Tournament 2024