Dedikov Sergey
From Saint Petersburg, Russia
EMA: 15990035
Common russian riichi rating (CRR)
Rating date Aug. 27, 2024 (latest changes Aug. 27, 2024).
147 place (201.82).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3
p1 = (709.68 * 1.80 * 0.43 + 383.18 * 4 * 1 + 0 + 0 + 0) / (1.80 * 0.43 + 4 * 1 + 1 + 1 + 1) = 267.6723095214811
p2 = (383.18 * 4 * 1 + 709.68 * 1.80 * 0.43) / max_coefficients = 135.96143790849672
score = 267.6723095214811 * 0.5 + 135.96143790849672 * 0.5 = 201.8168737149889
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-08-26 | 139 -> 147 | 234.45 -> 201.82 | |
| 2024-08-25 | 134 -> 139 | 247.26 -> 234.45 |
Earth cup: 57% -> 43% |
| 2024-08-22 | 135 -> 134 | 247.26 | |
| 2024-08-20 | 136 -> 135 | 247.26 | |
| 2024-08-18 | 135 -> 136 | 247.26 | |
| 2024-08-11 | 135 | 246.41 -> 247.26 | |
| 2024-08-04 | 134 -> 135 | 249.60 -> 246.41 | |
| 2024-07-14 | 128 -> 134 | 249.60 | |
| 2024-06-27 | 124 -> 128 | 261.67 -> 249.60 |
Sun tournament: 29% -> 14% |
| 2024-06-25 | 122 -> 124 | 273.79 -> 261.67 |
Earth cup: 71% -> 57% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 383 |
|
67/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 710 |
|
10/32 | 43% | 1.80 | CRR | Earth cup |
| 3 | 692 |
|
13/40 | 0% | 1.80 | CRR | Sun tournament |
| 4 | 620 |
|
28/72 | 0% | 3.25 | EMA | Russian Riichi Championship 2013 |
| 5 | 963 |
|
2/28 | 0% | 2.30 | EMA | Saint Petersburg Riichi tournament |
| 6 | 789 |
|
5/20 | 0% | 1.30 | EMA | Russian Open Riichi Championship 2012 |
| 7 | 448 |
|
38/68 | 0% | 2.40 | EMA | Riichi Dutch Championship 2011 |
| 8 | 971 |
|
2/36 | 0% | 0.90 | EMA | Moscow Riichi 2011 |
| 9 | 1000 |
|
1/64 | 0% | 2.35 | EMA | Paris Open 2011 - French Championship |
| 10 | 741 |
|
8/28 | 0% | 0.70 | EMA | Red Fives Tournament 2010 |