Chichigina Natalya

From Odintsovo, Russia

EMA: 15990021

Player page

Internal rating (RR)

Rating date April 19, 2024 (latest changes April 12, 2024).

71 place (293.25).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988

p1 = (108.11 * 4.05 * 0.14 + 333.33 * 4.20 * 0.57 + 186.92 * 4 * 1 + 627.45 * 3.05 * 1 + 0) / (4.05 * 0.14 + 4.20 * 0.57 + 4 * 1 + 3.05 * 1 + 1) = 319.5248727742579

p2 = (627.45 * 3.05 * 1 + 333.33 * 4.20 * 0.57 + 186.92 * 4 * 1 + 108.11 * 4.05 * 0.14) / max_coefficients = 266.9660633278484

score = 319.5248727742579 * 0.5 + 266.9660633278484 * 0.5 = 293.2454680510532

Rating changes

Show

all results
Date Place Points Reason
2024-04-12 74 -> 71 290.35 -> 293.25

Moscow Riichi 2022: 29% -> 14%
2024-03-30 69 -> 74 290.35
2024-03-20 76 -> 69 290.35
2024-03-10 91 -> 76 161.48 -> 290.35

Agari Spring Tournament 2024: 0% -> 100%
2024-03-06 90 -> 91 170.83 -> 161.48

IX Russian Riichi Championship: 71% -> 57%
2024-02-12 93 -> 90 167.64 -> 170.83

Moscow Riichi 2022: 43% -> 29%
2024-01-20 95 -> 93 167.64
2024-01-06 93 -> 95 175.77 -> 167.64

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 99 -> 93 183.03 -> 175.77

Agari team tournament: 14% -> 0%
2023-12-12 103 -> 99 179.46 -> 183.03

Moscow Riichi 2022: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 627 2024-03-10 20/52 100% 3.05 RR Agari Spring Tournament 2024
2 187 2023-09-03 88/108 100% 4.00 RR SPB Riichi Open 2023
3 333 2022-11-06 51/76 57% 4.20 RR IX Russian Riichi Championship
4 108 2022-06-12 100/112 14% 4.05 RR Moscow Riichi 2022
5 64 2021-12-19 45/48 0% 3.10 RR Agari team tournament
6 32 2020-01-26 31/32 0% 2.70 RR The last chance: back to 2019
7 81 2019-12-15 103/112 0% 4.05 EMA VIII Russian Riichi Championship
8 317 2018-12-16 44/64 0% 3.45 EMA White Dragon Tournament
9 0 2018-07-22 24/24 0% 2.73 RR Winner tournament. Agari season event