Elkin Denis
From Saint Petersburg, Russia
Internal rating (RR)
Rating date Oct. 11, 2024 (latest changes Oct. 11, 2024).
112 place (281.44).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (448.60 * 4 * 0.86 + 391.30 * 2.10 * 1 + 12.66 * 3.65 * 1 + 452.63 * 3.85 * 1 + 0) / (4 * 0.86 + 2.10 * 1 + 3.65 * 1 + 3.85 * 1 + 1) = 295.7243876707251
p2 = (452.63 * 3.85 * 1 + 448.60 * 4 * 0.86 + 391.30 * 2.10 * 1 + 12.66 * 3.65 * 1) / max_coefficients = 267.1582390973957
score = 295.7243876707251 * 0.5 + 267.1582390973957 * 0.5 = 281.44131338406044
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | |
2024-06-11 | 112 -> 104 | 228.68 -> 231.74 | |
2024-06-09 | 101 -> 112 | 228.68 | |
2024-05-12 | 79 -> 101 | 245.14 -> 228.68 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 453 |
|
53/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
2 | 13 |
|
79/80 | 100% | 3.65 | RR | Riichi over Volga |
3 | 391 |
|
29/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
4 | 449 |
|
60/108 | 86% | 4.00 | RR | SPB Riichi Open 2023 |