Chichigin Andrey
From Odintsovo, Russia
EMA: 15990028
Common russian riichi rating (CRR)
Rating date Feb. 25, 2023 (latest changes Feb. 25, 2023).
88 place (288.66).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55
p1 = (191.49 * 3.10 * 0.71 + 810.81 * 4.05 * 1 + 40 * 4.20 * 1 + 0 + 0) / (3.10 * 0.71 + 4.05 * 1 + 4.20 * 1 + 1 + 1) = 310.951330717335
p2 = (810.81 * 4.05 * 1 + 191.49 * 3.10 * 0.71 + 40 * 4.20 * 1) / max_coefficients = 266.3780068728522
score = 310.951330717335 * 0.5 + 266.3780068728522 * 0.5 = 288.6646687950936
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-02-25 | 81 -> 88 | 288.66 | |
2023-02-19 | 80 -> 81 | 289.53 -> 288.66 |
Agari team tournament: 86% -> 71% |
2023-01-28 | 81 -> 80 | 288.08 -> 289.53 | |
2023-01-14 | 80 -> 81 | 288.08 | |
2023-01-06 | 82 -> 80 | 288.08 | |
2023-01-03 | 83 -> 82 | 288.08 | |
2022-12-19 | 83 | 287.72 -> 288.08 |
Agari team tournament: 100% -> 86% |
2022-12-18 | 81 -> 83 | 287.72 | |
2022-12-03 | 129 -> 81 | 173.43 -> 287.72 | |
2021-02-01 | 148 -> 129 | 316.54 -> 173.43 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 40 |
|
73/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 811 |
|
22/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
3 | 191 |
|
39/48 | 71% | 3.10 | RR | Agari team tournament |
4 | 452 |
|
18/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
5 | 198 |
|
90/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
6 | 683 |
|
21/64 | 0% | 3.45 | EMA | White Dragon Tournament |
7 | 158 |
|
17/20 | 0% | 1.50 | CRR | Agari tournament. First stage |