Chichigin Andrey

From Odintsovo, Russia

EMA: 15990028

Player page

Internal rating (RR)

Rating date May 12, 2024 (latest changes May 12, 2024).

95 place (256.93).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (810.81 * 4.05 * 0.14 + 40 * 4.20 * 0.43 + 140.19 * 4 * 1 + 686.27 * 3.05 * 1 + 0) / (4.05 * 0.14 + 4.20 * 0.43 + 4 * 1 + 3.05 * 1 + 1) = 306.37466301462337

p2 = (686.27 * 3.05 * 1 + 140.19 * 4 * 1 + 810.81 * 4.05 * 0.14 + 40 * 4.20 * 0.43) / max_coefficients = 207.4766233766234

score = 306.37466301462337 * 0.5 + 207.4766233766234 * 0.5 = 256.92564319562337

Rating changes

Show

all results
Date Place Points Reason
2024-05-12 73 -> 95 277.03 -> 256.93
2024-05-06 75 -> 73 267.88 -> 277.03

IX Russian Riichi Championship: 57% -> 43%
2024-04-12 72 -> 75 298.57 -> 267.88

Moscow Riichi 2022: 29% -> 14%
2024-03-30 67 -> 72 298.57
2024-03-20 74 -> 67 298.57
2024-03-10 93 -> 74 153.97 -> 298.57

Agari Spring Tournament 2024: 0% -> 100%
2024-03-06 95 -> 93 147.68 -> 153.97

IX Russian Riichi Championship: 71% -> 57%
2024-02-12 88 -> 95 180.87 -> 147.68

Moscow Riichi 2022: 43% -> 29%
2024-01-20 90 -> 88 180.87
2024-01-06 93 -> 90 173.87 -> 180.87

IX Russian Riichi Championship: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 686 2024-03-10 17/52 100% 3.05 RR Agari Spring Tournament 2024
2 140 2023-09-03 93/108 100% 4.00 RR SPB Riichi Open 2023
3 40 2022-11-06 73/76 43% 4.20 RR IX Russian Riichi Championship
4 811 2022-06-12 22/112 14% 4.05 RR Moscow Riichi 2022
5 191 2021-12-19 39/48 0% 3.10 RR Agari team tournament
6 452 2020-01-26 18/32 0% 2.70 RR The last chance: back to 2019
7 198 2019-12-15 90/112 0% 4.05 EMA VIII Russian Riichi Championship
8 683 2018-12-16 21/64 0% 3.45 EMA White Dragon Tournament