Chichigin Andrey

From Odintsovo, Russia

EMA: 15990028

Player page

Internal rating (RR)

Rating date Jan. 20, 2024 (latest changes Jan. 20, 2024).

88 place (180.87).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 4.05 * 0.43) = 12.485890000000001

p1 = (810.81 * 4.05 * 0.43 + 40 * 4.20 * 0.71 + 140.19 * 4 * 1 + 0 + 0) / (4.05 * 0.43 + 4.20 * 0.71 + 4 * 1 + 1 + 1) = 194.50460092269947

p2 = (810.81 * 4.05 * 0.43 + 140.19 * 4 * 1 + 40 * 4.20 * 0.71) / max_coefficients = 167.2431841062191

score = 194.50460092269947 * 0.5 + 167.2431841062191 * 0.5 = 180.87389251445927

Rating changes

Show

all results
Date Place Points Reason
2024-01-20 90 -> 88 180.87
2024-01-06 93 -> 90 173.87 -> 180.87

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 95 -> 93 185.86 -> 173.87

Agari team tournament: 14% -> 0%
2023-12-12 92 -> 95 214.92 -> 185.86

Moscow Riichi 2022: 57% -> 43%
2023-11-28 99 -> 92 214.92
2023-11-20 101 -> 99 214.92
2023-11-06 110 -> 101 173.43 -> 214.92

IX Russian Riichi Championship: 100% -> 86%
2021-02-01 140 -> 110 302.47 -> 173.43
2020-02-01 140 302.47

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 140 2023-09-03 93/108 100% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
2 40 2022-11-06 73/76 71% 4.20 RR IX Russian Riichi Championship Perm
3 811 2022-06-12 22/112 43% 4.05 RR Moscow Riichi 2022 Moscow
4 191 2021-12-19 39/48 0% 3.10 RR Agari team tournament Moscow
5 452 2020-01-26 18/32 0% 2.70 RR The last chance: back to 2019 Moscow
6 198 2019-12-15 90/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
7 683 2018-12-16 21/64 0% 3.45 EMA White Dragon Tournament Moscow