Elkin Denis
From Saint Petersburg, Russia
Internal rating (RR)
Rating date Nov. 21, 2024 (latest changes Nov. 6, 2024).
120 place (246.67).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (448.60 * 4 * 0.71 + 391.30 * 2.10 * 1 + 12.66 * 3.65 * 1 + 452.63 * 3.85 * 1 + 22.47 * 3.75 * 1) / (4 * 0.71 + 2.10 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1) = 245.35823584579694
p2 = (452.63 * 3.85 * 1 + 448.60 * 4 * 0.71 + 391.30 * 2.10 * 1 + 22.47 * 3.75 * 1) / max_coefficients = 247.9728706624606
score = 245.35823584579694 * 0.5 + 247.9728706624606 * 0.5 = 246.66555325412878
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-11-06 | 125 -> 120 | 246.67 | |
| 2024-11-03 | 123 -> 125 | 258.21 -> 246.67 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-13 | 112 -> 123 | 281.44 -> 258.21 |
Moscow Riichi 2024: 0% -> 100% |
| 2024-10-11 | 113 -> 112 | 281.44 | |
| 2024-09-06 | 114 -> 113 | 281.44 | |
| 2024-09-03 | 112 -> 114 | 287.65 -> 281.44 |
SPB Riichi Open 2023: 100% -> 86% |
| 2024-09-01 | 117 -> 112 | 200.29 -> 287.65 |
SPB Riichi Open 2024: 0% -> 100% |
| 2024-08-11 | 118 -> 117 | 199.37 -> 200.29 | |
| 2024-08-04 | 109 -> 118 | 231.74 -> 199.37 |
Riichi over Volga: 0% -> 100% |
| 2024-07-14 | 104 -> 109 | 231.74 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 22 |
|
88/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 2 | 453 |
|
53/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
| 3 | 13 |
|
79/80 | 100% | 3.65 | RR | Riichi over Volga |
| 4 | 391 |
|
29/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 5 | 449 |
|
60/108 | 71% | 4.00 | RR | SPB Riichi Open 2023 |