Grishchenko Aleksandra

From Korolyov, Russia

Player page

Internal rating (RR)

Rating date May 12, 2024 (latest changes May 12, 2024).

48 place (460.81).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (326.09 * 2.10 * 1 + 822.43 * 4.60 * 1 + 549.02 * 3.05 * 1 + 0 + 0) / (2.10 * 1 + 4.60 * 1 + 3.05 * 1 + 1 + 1) = 522.7634042553192

p2 = (822.43 * 4.60 * 1 + 549.02 * 3.05 * 1 + 326.09 * 2.10 * 1) / max_coefficients = 398.8616883116883

score = 522.7634042553192 * 0.5 + 398.8616883116883 * 0.5 = 460.8125462835037

Rating changes

Show

Date Place Points Reason
2024-05-12 80 -> 48 236.19 -> 460.81

X Russian Championship: 0% -> 100%

2024-05-06 84 -> 80 234.11 -> 236.19
2024-04-12 86 -> 84 234.11
2024-03-30 86 234.11

Seihoku spring tournament 2024: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 822 2024-05-12 20/108 100% 4.60 RR X Russian Championship
2 326 2024-03-30 32/47 100% 2.10 RR Seihoku spring tournament 2024
3 549 2024-03-10 24/52 100% 3.05 RR Agari Spring Tournament 2024