Chichigin Andrey
From Odintsovo, Russia
EMA: 15990028
Internal rating (RR)
Rating date Nov. 19, 2022 (latest changes Nov. 19, 2022).
75 place (284.59).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 1) = 15.2
p1 = (810.81 * 4.05 * 1 + 40 * 4.20 * 1 + 191.49 * 3.10 * 1 + 0 + 0) / (4.05 * 1 + 4.20 * 1 + 3.10 * 1 + 1 + 1) = 303.0262172284644
p2 = (810.81 * 4.05 * 1 + 191.49 * 3.10 * 1 + 40 * 4.20 * 1) / max_coefficients = 266.14473684210526
score = 303.0262172284644 * 0.5 + 266.14473684210526 * 0.5 = 284.58547703528484
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-11-06 | 54 -> 75 | 326.58 -> 284.59 |
IX Russian Riichi Championship: 0% -> 100% |
2022-10-14 | 113 -> 54 | 173.43 -> 326.58 | |
2021-02-01 | 143 -> 113 | 302.47 -> 173.43 | |
2020-02-01 | 143 | 302.47 |
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 | 100% | 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 |