Ivanova Liliya
From Irkutsk, Russia
EMA: 15990393
Internal rating (RR)
Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).
58 place (389.95).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (106.67 * 3.45 * 0.14 + 162.16 * 4.05 * 0.71 + 990.65 * 4 * 1 + 0 + 0) / (3.45 * 0.14 + 4.05 * 0.71 + 4 * 1 + 1 + 1) = 477.7720244792199
p2 = (990.65 * 4 * 1 + 162.16 * 4.05 * 0.71 + 106.67 * 3.45 * 0.14) / max_coefficients = 302.11922658049315
score = 477.7720244792199 * 0.5 + 302.11922658049315 * 0.5 = 389.94562552985656
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-28 | 67 -> 58 | 382.46 -> 389.95 |
Saint Petersburg Open 2021: 29% -> 14% |
| 2023-09-06 | 69 -> 67 | 382.46 | |
| 2023-09-03 | 117 -> 69 | 64.10 -> 382.46 |
SPB Riichi Open 2023: 0% -> 100% |
| 2023-08-12 | 117 | 69.68 -> 64.10 |
Moscow Riichi 2022: 86% -> 71% |
| 2023-07-28 | 117 | 72.17 -> 69.68 |
Saint Petersburg Open 2021: 43% -> 29% |
| 2023-07-20 | 117 | 71.21 -> 72.17 | |
| 2023-06-12 | 117 | 75.83 -> 71.21 |
Moscow Riichi 2022: 100% -> 86% |
| 2023-06-11 | 98 -> 117 | 80.27 -> 75.83 | |
| 2023-05-28 | 98 | 82.13 -> 80.27 |
Saint Petersburg Open 2021: 57% -> 43% |
| 2023-05-20 | 98 | 80.84 -> 82.13 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 991 |
|
2/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 162 |
|
94/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |
| 3 | 107 |
|
68/76 | 14% | 3.45 | RR | Saint Petersburg Open 2021 |
| 4 | 1000 |
|
1/16 | 0% | 1.20 | RR | Summer Tournament |
| 5 | 236 |
|
43/56 | 0% | 3.00 | EMA | Snow Dragon |
| 6 | 333 |
|
11/16 | 0% | 1.20 | RR | Spring Tournament |
| 7 | 158 |
|
17/20 | 0% | 1.30 | RR | Winter tournament |