Chichigin Andrey

From Odintsovo, Russia

EMA: 15990028

Player page

Common russian riichi rating (CRR)

Rating date Dec. 28, 2025 (latest changes Dec. 27, 2025).

138 place (353.00).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (686.27 * 3.05 * 0.29 + 156.86 * 3.05 * 0.43 + 726.32 * 3.85 * 0.71 + 337.08 * 3.75 * 0.71 + 274.51 * 3.05 * 1 + 333.33 * 2 * 1) / (3.05 * 0.29 + 3.05 * 0.43 + 3.85 * 0.71 + 3.75 * 0.71 + 3.05 * 1 + 2 * 1) = 411.40780869846196

p2 = (726.32 * 3.85 * 0.71 + 337.08 * 3.75 * 0.71 + 274.51 * 3.05 * 1 + 333.33 * 2 * 1) / max_coefficients = 294.5979933110368

score = 411.40780869846196 * 0.5 + 294.5979933110368 * 0.5 = 353.0029010047494

Rating changes

Show

all results
Date Place Points Reason
2025-12-27 133 -> 138 353.00
2025-12-25 134 -> 133 353.00
2025-12-13 133 -> 134 357.53 -> 353.00

Moscow Riichi 2024: 86% -> 71%
2025-12-09 136 -> 133 353.51 -> 357.53

Agari Summer Tournament 2024: 57% -> 43%
2025-12-07 130 -> 136 353.51
2025-12-06 129 -> 130 353.51
2025-12-04 132 -> 129 353.51
2025-11-22 130 -> 132 353.51
2025-11-19 131 -> 130 353.51
2025-11-14 130 -> 131 353.51

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 333 2025-06-08 11/16 100% 2.00 RR Random not fault Moscow
2 275 2025-02-02 38/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
3 337 2024-10-13 60/90 71% 3.75 RR Moscow Riichi 2024 Moscow
4 726 2024-09-01 27/96 71% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
5 157 2024-06-09 44/52 43% 3.05 RR Agari Summer Tournament 2024 Moscow
6 686 2024-03-10 17/52 29% 3.05 RR Agari Spring Tournament 2024 Moscow
7 140 2023-09-03 93/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
8 40 2022-11-06 73/76 0% 4.20 RR IX Russian Riichi Championship Perm
9 811 2022-06-12 22/112 0% 4.05 RR Moscow Riichi 2022 Moscow
10 191 2021-12-19 39/48 0% 3.10 RR Agari team tournament Moscow
11 452 2020-01-26 18/32 0% 2.70 RR The last chance: back to 2019 Moscow
12 198 2019-12-15 90/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
13 683 2018-12-16 21/64 0% 3.45 EMA White Dragon Tournament Moscow
14 158 2018-05-12 17/20 0% 1.50 CRR Agari tournament. First stage Moscow