Chichigina Natalya

From Odintsovo, Russia

EMA: 15990021

Player page

Internal rating (RR)

Rating date March 6, 2023 (latest changes March 6, 2023).

92 place (149.01).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.71) = 14.214335

p1 = (63.83 * 3.10 * 0.71 + 108.11 * 4.05 * 1 + 333.33 * 4.20 * 1 + 0 + 0) / (3.10 * 0.71 + 4.05 * 1 + 4.20 * 1 + 1 + 1) = 158.78751605581687

p2 = (333.33 * 4.20 * 1 + 108.11 * 4.05 * 1 + 63.83 * 3.10 * 0.71) / max_coefficients = 139.23831118374514

score = 158.78751605581687 * 0.5 + 139.23831118374514 * 0.5 = 149.012913619781

Rating changes

Show

all results
Date Place Points Reason
2023-02-19 92 147.43 -> 149.01

Agari team tournament: 86% -> 71%
2023-01-28 93 -> 92 146.01 -> 147.43
2022-12-19 93 144.79 -> 146.01

Agari team tournament: 100% -> 86%
2022-11-28 94 -> 93 143.21 -> 144.79
2022-11-06 78 -> 94 53.54 -> 143.21

IX Russian Riichi Championship: 0% -> 100%
2022-10-14 150 -> 78 35.63 -> 53.54
2021-02-01 219 -> 150 100.55 -> 35.63
2020-02-01 219 100.55

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 333 2022-11-06 51/76 100% 4.20 RR IX Russian Riichi Championship
2 108 2022-06-12 100/112 100% 4.05 RR Moscow Riichi 2022
3 64 2021-12-19 45/48 71% 3.10 RR Agari team tournament
4 32 2020-01-26 31/32 0% 2.70 RR The last chance: back to 2019
5 81 2019-12-15 103/112 0% 4.05 EMA VIII Russian Riichi Championship
6 317 2018-12-16 44/64 0% 3.45 EMA White Dragon Tournament
7 0 2018-07-22 24/24 0% 2.73 RR Winner tournament. Agari season event