Chichigin Andrey

From Odintsovo, Russia

EMA: 15990028

Player page

Common russian riichi rating (CRR)

Rating date Dec. 18, 2023 (latest changes Dec. 18, 2023).

145 place (179.00).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (191.49 * 3.10 * 0.14 + 810.81 * 4.05 * 0.43 + 40 * 4.20 * 0.86 + 140.19 * 4 * 1 + 0) / (3.10 * 0.14 + 4.05 * 0.43 + 4.20 * 0.86 + 4 * 1 + 1) = 203.82905450038226

p2 = (810.81 * 4.05 * 0.43 + 140.19 * 4 * 1 + 40 * 4.20 * 0.86 + 191.49 * 3.10 * 0.14) / max_coefficients = 154.17738610031563

score = 203.82905450038226 * 0.5 + 154.17738610031563 * 0.5 = 179.00322030034894

Rating changes

Show

all results
Date Place Points Reason
2023-12-12 135 -> 145 210.91 -> 179.00

Moscow Riichi 2022: 57% -> 43%
2023-11-28 140 -> 135 210.91
2023-11-26 137 -> 140 211.57 -> 210.91
2023-11-20 139 -> 137 211.57
2023-11-06 144 -> 139 203.67 -> 211.57

IX Russian Riichi Championship: 100% -> 86%
2023-11-05 138 -> 144 203.67
2023-10-22 135 -> 138 203.67
2023-10-19 136 -> 135 205.94 -> 203.67

Agari team tournament: 29% -> 14%
2023-10-12 130 -> 136 234.25 -> 205.94

Moscow Riichi 2022: 71% -> 57%
2023-09-28 131 -> 130 234.25

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 86% 4.20 RR IX Russian Riichi Championship
3 811 2022-06-12 22/112 43% 4.05 RR Moscow Riichi 2022
4 191 2021-12-19 39/48 14% 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
8 158 2018-05-12 17/20 0% 1.50 CRR Agari tournament. First stage