Grishchenko Aleksandra

From Korolyov, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 23, 2025 (latest changes July 19, 2025).

33 place (634.56).

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

p1 = (549.02 * 3.05 * 0.57 + 326.09 * 2.10 * 0.71 + 822.43 * 4.60 * 0.71 + 322.58 * 1.80 * 0.71 + 789.47 * 1.50 * 0.86 + 547.37 * 3.85 * 1 + 797.75 * 3.75 * 1 + 470.59 * 3.05 * 1 + 796.61 * 3.25 * 1 + 400 * 2 * 1 + 417.91 * 4.10 * 1 + 600 * 2.45 * 1) / (3.05 * 0.57 + 2.10 * 0.71 + 4.60 * 0.71 + 1.80 * 0.71 + 1.50 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.05 * 1 + 3.25 * 1 + 2 * 1 + 4.10 * 1 + 2.45 * 1) = 592.2240179626162

p2 = (797.75 * 3.75 * 1 + 822.43 * 4.60 * 0.71 + 796.61 * 3.25 * 1 + 547.37 * 3.85 * 1) / max_coefficients = 676.8885993485343

score = 592.2240179626162 * 0.5 + 676.8885993485343 * 0.5 = 634.5563086555753

Rating changes

Show

Date Place Points Reason
2025-07-19 33 633.47 -> 634.56

"Green Dragon" in the Secret Chamber: 86% -> 71%

2025-07-13 33 633.05 -> 633.47

Agari Summer Tournament 2025: 0% -> 100%

2025-07-12 31 -> 33 646.54 -> 633.05

X Russian Championship: 86% -> 71%

2025-07-10 31 646.22 -> 646.54

Agari Spring Tournament 2024: 71% -> 57%

2025-07-03 32 -> 31 646.22
2025-06-15 24 -> 32 670.24 -> 646.22

13 bloody tiles: 0% -> 100%

2025-06-11 25 -> 24 670.24
2025-06-08 23 -> 25 679.31 -> 670.24

Random not fault: 0% -> 100%

2025-05-30 23 677.41 -> 679.31

Seihoku spring tournament 2024: 86% -> 71%

2025-05-25 22 -> 23 678.07 -> 677.41

Duplicate riichi mahjong tournament 2024: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 600 2025-07-13 13/31 100% 2.45 RR Agari Summer Tournament 2025 Moscow
2 418 2025-06-15 40/68 100% 4.10 RR 13 bloody tiles Perm
3 400 2025-06-08 10/16 100% 2.00 RR Random not fault Moscow
4 797 2025-02-16 13/60 100% 3.25 RR White Wolf Cup Saint Petersburg
5 471 2025-02-02 28/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
6 214 2025-01-26 34/43 100% 2.60 RR Riichi On Ice Samara
7 798 2024-10-13 19/90 100% 3.75 RR Moscow Riichi 2024 Moscow
8 547 2024-09-01 44/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
9 789 2024-05-25 5/20 86% 1.50 CRR Duplicate riichi mahjong tournament 2024 Moscow
10 323 2024-05-19 22/32 71% 1.80 CRR "Green Dragon" in the Secret Chamber Korolyov
11 822 2024-05-12 20/108 71% 4.60 RR X Russian Championship Perm
12 326 2024-03-30 32/47 71% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
13 549 2024-03-10 24/52 57% 3.05 RR Agari Spring Tournament 2024 Moscow