Grishina Olga
From Moscow, Russia
EMA: 15990379
Internal rating (RR)
Rating date May 6, 2023 (latest changes May 6, 2023).
13 place (585.03).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118
p1 = (706.67 * 3.45 * 0.57 + 106.38 * 3.10 * 0.57 + 701.49 * 3.50 * 0.86 + 936.94 * 4.05 * 1 + 200 * 4.20 * 1) / (3.45 * 0.57 + 3.10 * 0.57 + 3.50 * 0.86 + 4.05 * 1 + 4.20 * 1) = 554.9747474073739
p2 = (936.94 * 4.05 * 1 + 701.49 * 3.50 * 0.86 + 706.67 * 3.45 * 0.57 + 200 * 4.20 * 1) / max_coefficients = 615.0759614497345
score = 554.9747474073739 * 0.5 + 615.0759614497345 * 0.5 = 585.0253544285542
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-05-06 | 14 -> 13 | 585.03 | |
2023-04-19 | 14 | 573.04 -> 585.03 |
Agari team tournament: 71% -> 57% |
2023-03-28 | 14 | 582.78 -> 573.04 |
Saint Petersburg Open 2021: 71% -> 57% |
2023-03-20 | 14 | 586.59 -> 582.78 |
Tenpai can't buy happiness: 100% -> 86% |
2023-02-19 | 14 | 576.59 -> 586.59 |
Agari team tournament: 86% -> 71% |
2023-01-28 | 15 -> 14 | 584.54 -> 576.59 |
Saint Petersburg Open 2021: 86% -> 71% |
2022-12-19 | 16 -> 15 | 576.08 -> 584.54 |
Agari team tournament: 100% -> 86% |
2022-11-28 | 15 -> 16 | 582.75 -> 576.08 |
Saint Petersburg Open 2021: 100% -> 86% |
2022-11-06 | 11 -> 15 | 613.90 -> 582.75 |
IX Russian Riichi Championship: 0% -> 100% |
2022-10-14 | 82 -> 11 | 284.81 -> 613.90 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 200 |
|
61/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 937 |
|
8/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
3 | 701 |
|
21/68 | 86% | 3.50 | RR | Tenpai can't buy happiness |
4 | 106 |
|
43/48 | 57% | 3.10 | RR | Agari team tournament |
5 | 707 |
|
23/76 | 57% | 3.45 | RR | Saint Petersburg Open 2021 |
6 | 323 |
|
22/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
7 | 477 |
|
59/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
8 | 371 |
|
23/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
9 | 254 |
|
48/64 | 0% | 3.45 | EMA | White Dragon Tournament |