Chichigin Andrey
From Odintsovo, Russia
EMA: 15990028
Internal rating (RR)
Rating date Aug. 11, 2024 (latest changes Aug. 11, 2024).
112 place (233.21).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (40 * 4.20 * 0.29 + 140.19 * 4 * 1 + 156.86 * 3.05 * 1 + 686.27 * 3.05 * 1 + 0) / (4.20 * 0.29 + 4 * 1 + 3.05 * 1 + 3.05 * 1 + 1) = 258.56386291315243
p2 = (686.27 * 3.05 * 1 + 140.19 * 4 * 1 + 156.86 * 3.05 * 1 + 40 * 4.20 * 0.29) / max_coefficients = 207.86405228758167
score = 258.56386291315243 * 0.5 + 207.86405228758167 * 0.5 = 233.21395760036705
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-08-11 | 112 | 232.11 -> 233.21 | |
| 2024-08-04 | 107 -> 112 | 236.26 -> 232.11 | |
| 2024-07-14 | 102 -> 107 | 236.26 | |
| 2024-07-06 | 103 -> 102 | 231.98 -> 236.26 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-06-11 | 104 -> 103 | 264.13 -> 231.98 | |
| 2024-06-09 | 95 -> 104 | 256.93 -> 264.13 |
Agari Summer Tournament 2024: 0% -> 100% |
| 2024-05-12 | 73 -> 95 | 277.03 -> 256.93 | |
| 2024-05-06 | 75 -> 73 | 267.88 -> 277.03 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-04-12 | 72 -> 75 | 298.57 -> 267.88 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 67 -> 72 | 298.57 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 157 |
|
44/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
| 2 | 686 |
|
17/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 3 | 140 |
|
93/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 4 | 40 |
|
73/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |
| 5 | 811 |
|
22/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
| 6 | 191 |
|
39/48 | 0% | 3.10 | RR | Agari team tournament |
| 7 | 452 |
|
18/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
| 8 | 198 |
|
90/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
| 9 | 683 |
|
21/64 | 0% | 3.45 | EMA | White Dragon Tournament |