Tkachenko Maria
From Sarov, Russia
EMA: 15990422
Internal rating (RR)
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
230 place (64.96).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55
p1 = (192.77 * 4.20 * 1 + 0 * 3.20 * 1 + 0 + 0 + 0) / (4.20 * 1 + 3.20 * 1 + 1 + 1 + 1) = 77.85
p2 = (192.77 * 4.20 * 1 + 0 * 3.20 * 1) / max_coefficients = 52.0668810289389
score = 77.85 * 0.5 + 52.0668810289389 * 0.5 = 64.95844051446944
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2020-02-01 | 230 | 64.96 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 0 |
|
36/36 | 100% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
| 2 | 193 |
|
68/84 | 100% | 4.20 | EMA | Haru Shanten 2019 |