Chichigin Andrey
From Odintsovo, Russia
EMA: 15990028
Internal rating (RR)
Rating date July 20, 2023 (latest changes July 20, 2023).
87 place (267.73).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155
p1 = (191.49 * 3.10 * 0.43 + 810.81 * 4.05 * 0.86 + 40 * 4.20 * 1 + 0 + 0) / (3.10 * 0.43 + 4.05 * 0.86 + 4.20 * 1 + 1 + 1) = 294.2704557262488
p2 = (810.81 * 4.05 * 0.86 + 191.49 * 3.10 * 0.43 + 40 * 4.20 * 1) / max_coefficients = 241.18267019492734
score = 294.2704557262488 * 0.5 + 241.18267019492734 * 0.5 = 267.72656296058807
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-20 | 88 -> 87 | 263.39 -> 267.73 | |
2023-07-06 | 90 -> 88 | 263.39 | |
2023-06-19 | 91 -> 90 | 264.45 -> 263.39 |
Agari team tournament: 57% -> 43% |
2023-06-12 | 85 -> 91 | 288.40 -> 264.45 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 67 -> 85 | 309.06 -> 288.40 | |
2023-05-28 | 68 -> 67 | 306.68 -> 309.06 | |
2023-05-20 | 69 -> 68 | 301.04 -> 306.68 | |
2023-04-19 | 70 -> 69 | 299.41 -> 301.04 |
Agari team tournament: 71% -> 57% |
2023-03-28 | 72 -> 70 | 296.78 -> 299.41 | |
2023-03-20 | 73 -> 72 | 291.81 -> 296.78 |
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 | 86% | 4.05 | RR | Moscow Riichi 2022 |
3 | 191 |
|
39/48 | 43% | 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 |