Gribanova Kseniya

From Perm, Russia

EMA: 15020087

Player page

Internal rating (RR)

Rating date Aug. 4, 2024 (latest changes Aug. 4, 2024).

143 place (68.90).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.75 * 0.86) = 15.464125

p1 = (360 * 4.20 * 0.29 + 80.46 * 3.75 * 0.86 + 0 + 0 + 0) / (4.20 * 0.29 + 3.75 * 0.86 + 1 + 1 + 1) = 93.14593276427979

p2 = (360 * 4.20 * 0.29 + 80.46 * 3.75 * 0.86) / max_coefficients = 44.65755417781479

score = 93.14593276427979 * 0.5 + 44.65755417781479 * 0.5 = 68.9017434710473

Rating changes

Show

Date Place Points Reason
2024-08-04 138 -> 143 69.80 -> 68.90
2024-07-14 132 -> 138 69.80
2024-07-06 132 87.06 -> 69.80

IX Russian Riichi Championship: 43% -> 29%

2024-06-11 143 -> 132 86.38 -> 87.06

Money can not buy tenpai: 100% -> 86%

2024-06-09 132 -> 143 86.38
2024-05-12 112 -> 132 92.35 -> 86.38
2024-05-06 109 -> 112 107.85 -> 92.35

IX Russian Riichi Championship: 57% -> 43%

2024-04-12 110 -> 109 107.85
2024-03-30 99 -> 110 107.85
2024-03-20 102 -> 99 134.39 -> 107.85

Tenpai can't buy happiness: 14% -> 0%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 80 2023-06-11 81/88 86% 3.75 RR Money can not buy tenpai
2 360 2022-11-06 49/76 29% 4.20 RR IX Russian Riichi Championship
3 478 2022-03-20 36/68 0% 3.50 RR Tenpai can't buy happiness
4 53 2019-02-10 19/20 0% 2.10 RR Fuyu Shanten 2019
5 22 2018-11-18 90/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
6 56 2018-05-01 68/72 0% 3.85 EMA Haru Shanten 2018
7 889 2018-02-17 4/28 0% 1.70 RR Fuyu Shanten