Grishina Olga
From Moscow, Russia
EMA: 15990379
Internal rating (RR)
Rating date July 28, 2023 (latest changes July 28, 2023).
13 place (587.46).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155
p1 = (706.67 * 3.45 * 0.29 + 106.38 * 3.10 * 0.43 + 701.49 * 3.50 * 0.57 + 936.94 * 4.05 * 0.86 + 200 * 4.20 * 1 + 701.15 * 3.75 * 1) / (3.45 * 0.29 + 3.10 * 0.43 + 3.50 * 0.57 + 4.05 * 0.86 + 4.20 * 1 + 3.75 * 1) = 569.5701688159496
p2 = (936.94 * 4.05 * 0.86 + 701.15 * 3.75 * 1 + 701.49 * 3.50 * 0.57 + 200 * 4.20 * 1) / max_coefficients = 605.3555003276543
score = 569.5701688159496 * 0.5 + 605.3555003276543 * 0.5 = 587.462834571802
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-28 | 14 -> 13 | 597.18 -> 587.46 |
Saint Petersburg Open 2021: 43% -> 29% |
2023-07-20 | 11 -> 14 | 600.54 -> 597.18 |
Tenpai can't buy happiness: 71% -> 57% |
2023-07-06 | 13 -> 11 | 600.54 | |
2023-06-19 | 13 | 594.47 -> 600.54 |
Agari team tournament: 57% -> 43% |
2023-06-12 | 11 -> 13 | 606.78 -> 594.47 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 13 -> 11 | 569.03 -> 606.78 |
Money can not buy tenpai: 0% -> 100% |
2023-05-28 | 12 -> 13 | 580.80 -> 569.03 |
Saint Petersburg Open 2021: 57% -> 43% |
2023-05-20 | 13 -> 12 | 585.03 -> 580.80 |
Tenpai can't buy happiness: 86% -> 71% |
2023-05-06 | 14 -> 13 | 585.03 | |
2023-04-19 | 14 | 573.04 -> 585.03 |
Agari team tournament: 71% -> 57% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 701 |
|
27/88 | 100% | 3.75 | RR | Money can not buy tenpai |
2 | 200 |
|
61/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
3 | 937 |
|
8/112 | 86% | 4.05 | RR | Moscow Riichi 2022 |
4 | 701 |
|
21/68 | 57% | 3.50 | RR | Tenpai can't buy happiness |
5 | 106 |
|
43/48 | 43% | 3.10 | RR | Agari team tournament |
6 | 707 |
|
23/76 | 29% | 3.45 | RR | Saint Petersburg Open 2021 |
7 | 323 |
|
22/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
8 | 477 |
|
59/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
9 | 371 |
|
23/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
10 | 254 |
|
48/64 | 0% | 3.45 | EMA | White Dragon Tournament |