Korobeynikov Vladimir
Russian Champion 2019
From Moscow, Russia
EMA: 15990148
Internal rating (RR)
Rating date Oct. 13, 2024 (latest changes Oct. 13, 2024).
1 place (807.99).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (626.67 * 4.20 * 0.14 + 764.71 * 3.05 * 1 + 971.96 * 4.60 * 1 + 843.14 * 3.05 * 1 + 775.28 * 3.75 * 1) / (4.20 * 0.14 + 3.05 * 1 + 4.60 * 1 + 3.05 * 1 + 3.75 * 1) = 841.0769837968716
p2 = (971.96 * 4.60 * 1 + 775.28 * 3.75 * 1 + 843.14 * 3.05 * 1 + 764.71 * 3.05 * 1) / max_coefficients = 774.9053627760253
score = 841.0769837968716 * 0.5 + 774.9053627760253 * 0.5 = 807.9911732864484
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-10-13 | 11 -> 1 | 710.35 -> 807.99 |
Moscow Riichi 2024: 0% -> 100% |
| 2024-09-06 | 10 -> 11 | 718.59 -> 710.35 |
IX Russian Riichi Championship: 29% -> 14% |
| 2024-09-03 | 11 -> 10 | 707.02 -> 718.59 | |
| 2024-09-01 | 7 -> 11 | 723.46 -> 707.02 | |
| 2024-08-11 | 8 -> 7 | 719.95 -> 723.46 | |
| 2024-08-04 | 6 -> 8 | 733.17 -> 719.95 | |
| 2024-07-14 | 3 -> 6 | 733.17 | |
| 2024-07-06 | 3 | 742.30 -> 733.17 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-06-11 | 3 | 763.46 -> 742.30 | |
| 2024-06-09 | 11 -> 3 | 659.69 -> 763.46 |
Agari Summer Tournament 2024: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 775 |
|
21/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 2 | 843 |
|
9/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
| 3 | 972 |
|
4/108 | 100% | 4.60 | RR | X Russian Championship |
| 4 | 765 |
|
13/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 5 | 627 |
|
29/76 | 14% | 4.20 | RR | IX Russian Riichi Championship |
| 6 | 946 |
|
7/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
| 7 | 935 |
|
3/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
| 8 | 1000 |
|
1/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
| 9 | 825 |
|
12/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
| 10 | 574 |
|
21/48 | 0% | 3.10 | RR | Moscow Riichi Open 2018 |
| 11 | 831 |
|
15/84 | 0% | 3.40 | EMA | VI Russian Riichi Championship 2017 |
| 12 | 889 |
|
8/64 | 0% | 3.45 | EMA | Moscow Riichi Open 2017 |
| 13 | 436 |
|
23/40 | 0% | 2.00 | RR | Moscow championship 2017 (JPML-A rules) |
| 14 | 419 |
|
26/44 | 0% | 2.50 | EMA | Moscow Riichi Championship 2015 |
| 15 | 960 |
|
4/76 | 0% | 2.50 | RR | Moscow Riichi 2014 |
| 16 | 746 |
|
19/72 | 0% | 3.25 | EMA | Russian Riichi Championship 2013 |
| 17 | 509 |
|
28/56 | 0% | 3.00 | RR | "Japanese House" riichi mahjong cup 2013 |