Chichigin Andrey

From Odintsovo, Russia

EMA: 15990028

Player page

Internal rating (RR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

113 place (173.43).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (198.20 * 4.05 * 0.86 + 451.61 * 2.70 * 0.86 + 0 + 0 + 0) / (4.05 * 0.86 + 2.70 * 0.86 + 1 + 1 + 1) = 197.27104835565723

p2 = (451.61 * 2.70 * 0.86 + 198.20 * 4.05 * 0.86) / max_coefficients = 149.5911535352585

score = 197.27104835565723 * 0.5 + 149.5911535352585 * 0.5 = 173.43110094545787

Rating changes

Show

Date Place Points Reason
2021-02-01 143 -> 113 302.47 -> 173.43
2020-02-01 143 302.47

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 452 2020-01-26 18/32 86% 2.70 RR The last chance: back to 2019
2 198 2019-12-15 90/112 86% 4.05 EMA VIII Russian Riichi Championship
3 683 2018-12-16 21/64 0% 3.45 EMA White Dragon Tournament