Gribanova Kseniya

From Perm, Russia

EMA: 15020087

Player page

Common russian riichi rating (CRR)

Rating date May 28, 2023 (latest changes May 28, 2023).

108 place (239.34).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 2.80 * 1 + 3.50 * 0.71) = 13.55005

p1 = (477.61 * 3.50 * 0.71 + 360 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 0.71 + 4.20 * 1 + 1 + 1 + 1) = 278.97278880005774

p2 = (360 * 4.20 * 1 + 477.61 * 3.50 * 0.71) / max_coefficients = 199.70775015590348

score = 278.97278880005774 * 0.5 + 199.70775015590348 * 0.5 = 239.3402694779806

Rating changes

Show

all results
Date Place Points Reason
2023-05-28 109 -> 108 239.34
2023-05-20 104 -> 109 249.15 -> 239.34

Tenpai can't buy happiness: 86% -> 71%
2023-05-06 106 -> 104 249.15
2023-05-05 274 -> 106 45.71 -> 249.15
2020-02-01 274 45.71

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 360 2022-11-06 49/76 100% 4.20 RR IX Russian Riichi Championship Perm
2 478 2022-03-20 36/68 71% 3.50 RR Tenpai can't buy happiness Perm
3 53 2019-02-10 19/20 0% 2.10 RR Fuyu Shanten 2019 Perm
4 22 2018-11-18 90/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
5 56 2018-05-01 68/72 0% 3.85 EMA Haru Shanten 2018 Perm
6 889 2018-02-17 4/28 0% 1.70 RR Fuyu Shanten Perm