Gribanova Kseniya

From Perm, Russia

EMA: 15020087

Player page

Internal rating (RR)

Rating date July 20, 2023 (latest changes July 20, 2023).

98 place (219.01).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155

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 = 206.30862246952663

score = 231.70905195859376 * 0.5 + 206.30862246952663 * 0.5 = 219.00883721406018

Rating changes

Show

all results
Date Place Points Reason
2023-07-20 97 -> 98 228.82 -> 219.01

Tenpai can't buy happiness: 71% -> 57%
2023-07-06 98 -> 97 228.82
2023-06-12 98 224.51 -> 228.82
2023-06-11 84 -> 98 247.54 -> 224.51

Money can not buy tenpai: 0% -> 100%
2023-05-28 85 -> 84 245.84 -> 247.54
2023-05-20 81 -> 85 255.72 -> 245.84

Tenpai can't buy happiness: 86% -> 71%
2023-05-06 82 -> 81 255.72
2023-04-19 83 -> 82 253.71 -> 255.72
2023-03-28 83 251.71 -> 253.71
2023-03-20 82 -> 83 260.76 -> 251.71

Tenpai can't buy happiness: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 80 2023-06-11 81/88 100% 3.75 RR Money can not buy tenpai
2 360 2022-11-06 49/76 100% 4.20 RR IX Russian Riichi Championship
3 478 2022-03-20 36/68 57% 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