Chichigin Andrey

From Odintsovo, Russia

EMA: 15990028

Player page

Internal rating (RR)

Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).

104 place (234.25).

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

p1 = (191.49 * 3.10 * 0.29 + 810.81 * 4.05 * 0.71 + 40 * 4.20 * 1 + 140.19 * 4 * 1 + 0) / (3.10 * 0.29 + 4.05 * 0.71 + 4.20 * 1 + 4 * 1 + 1) = 249.94712443613844

p2 = (810.81 * 4.05 * 0.71 + 140.19 * 4 * 1 + 191.49 * 3.10 * 0.29 + 40 * 4.20 * 1) / max_coefficients = 218.55275732563314

score = 249.94712443613844 * 0.5 + 218.55275732563314 * 0.5 = 234.2499408808858

Rating changes

Show

all results
Date Place Points Reason
2023-09-20 105 -> 104 234.25
2023-09-06 106 -> 105 234.25
2023-09-03 88 -> 106 238.91 -> 234.25

SPB Riichi Open 2023: 0% -> 100%
2023-08-19 91 -> 88 240.57 -> 238.91

Agari team tournament: 43% -> 29%
2023-08-12 84 -> 91 267.73 -> 240.57

Moscow Riichi 2022: 86% -> 71%
2023-07-28 87 -> 84 267.73
2023-07-20 88 -> 87 263.39 -> 267.73
2023-07-06 90 -> 88 263.39
2023-06-19 91 -> 90 264.45 -> 263.39

Agari team tournament: 57% -> 43%
2023-06-12 85 -> 91 288.40 -> 264.45

Moscow Riichi 2022: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 140 2023-09-03 93/108 100% 4.00 RR SPB Riichi Open 2023
2 40 2022-11-06 73/76 100% 4.20 RR IX Russian Riichi Championship
3 811 2022-06-12 22/112 71% 4.05 RR Moscow Riichi 2022
4 191 2021-12-19 39/48 29% 3.10 RR Agari team tournament
5 452 2020-01-26 18/32 0% 2.70 RR The last chance: back to 2019
6 198 2019-12-15 90/112 0% 4.05 EMA VIII Russian Riichi Championship
7 683 2018-12-16 21/64 0% 3.45 EMA White Dragon Tournament