Chichigin Andrey

From Odintsovo, Russia

EMA: 15990028

Player page

Internal rating (RR)

Rating date Nov. 21, 2022 (latest changes Nov. 21, 2022).

75 place (284.59).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 1) = 15.2

p1 = (191.49 * 3.10 * 1 + 810.81 * 4.05 * 1 + 40 * 4.20 * 1 + 0 + 0) / (3.10 * 1 + 4.05 * 1 + 4.20 * 1 + 1 + 1) = 303.0262172284644

p2 = (810.81 * 4.05 * 1 + 191.49 * 3.10 * 1 + 40 * 4.20 * 1) / max_coefficients = 266.14473684210526

score = 303.0262172284644 * 0.5 + 266.14473684210526 * 0.5 = 284.58547703528484

Rating changes

Show

all results
Date Place Points Reason
2022-11-06 54 -> 75 326.58 -> 284.59

IX Russian Riichi Championship: 0% -> 100%
2022-10-14 113 -> 54 173.43 -> 326.58
2021-02-01 143 -> 113 302.47 -> 173.43
2020-02-01 143 302.47

Tournaments

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