Kosolapov Nikita
From Kirov, Russia
EMA: 15990426
Internal rating (RR)
Rating date June 11, 2023 (latest changes June 11, 2023).
87 place (286.53).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.75 * 1 + 3.50 * 0.71) = 14.50005
p1 = (836.36 * 3.30 * 0.43 + 482.76 * 3.75 * 1 + 0 + 0 + 0) / (3.30 * 0.43 + 3.75 * 1 + 1 + 1 + 1) = 366.62673711904637
p2 = (482.76 * 3.75 * 1 + 836.36 * 3.30 * 0.43) / max_coefficients = 206.4323916124427
score = 366.62673711904637 * 0.5 + 206.4323916124427 * 0.5 = 286.52956436574453
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-06-11 | 38 -> 87 | 485.77 -> 286.53 |
Money can not buy tenpai: 0% -> 100% |
| 2021-02-01 | 68 -> 38 | 493.45 -> 485.77 | |
| 2020-02-01 | 68 | 493.45 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 483 |
|
46/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 2 | 836 |
|
10/56 | 43% | 3.30 | RR | Kirov Tournament |
| 3 | 821 |
|
8/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
| 4 | 153 |
|
95/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
| 5 | 825 |
|
12/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
| 6 | 148 |
|
24/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
| 7 | 200 |
|
29/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
| 8 | 410 |
|
50/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
| 9 | 783 |
|
6/24 | 0% | 2.50 | RR | Toi-Toi-man Tournament |
| 10 | 737 |
|
6/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |