Gribanova Kseniya

From Perm, Russia

EMA: 15020087

Player page

Internal rating (RR)

Rating date Sept. 18, 2023 (latest changes Sept. 18, 2023).

112 place (209.13).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (477.61 * 3.50 * 0.57 + 360 * 4.20 * 1 + 80.46 * 3.75 * 1 + 0 + 0) / (3.50 * 0.57 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 231.70905195859376

p2 = (360 * 4.20 * 1 + 477.61 * 3.50 * 0.57 + 80.46 * 3.75 * 1) / max_coefficients = 186.54691480750242

score = 231.70905195859376 * 0.5 + 186.54691480750242 * 0.5 = 209.1279833830481

Rating changes

Show

all results
Date Place Points Reason
2023-09-06 113 -> 112 209.13
2023-09-03 94 -> 113 223.65 -> 209.13
2023-09-01 236 -> 94 45.71 -> 223.65
2020-02-01 236 45.71

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 80 2023-06-11 81/88 100% 3.75 RR Money can not buy tenpai Perm
2 360 2022-11-06 49/76 100% 4.20 RR IX Russian Riichi Championship Perm
3 478 2022-03-20 36/68 57% 3.50 RR Tenpai can't buy happiness Perm
4 53 2019-02-10 19/20 0% 2.10 RR Fuyu Shanten 2019 Perm
5 22 2018-11-18 90/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
6 56 2018-05-01 68/72 0% 3.85 EMA Haru Shanten 2018 Perm
7 889 2018-02-17 4/28 0% 1.70 RR Fuyu Shanten Perm