Ratnikova Anna
From Samara, Russia
EMA: 15990370
Online rating
Rating date May 1, 2022 (latest changes May 1, 2022).
84 place (454.17).
how we calculated rating score
max_coefficients = (3.45 * 1 + 3.25 * 1 + 3.20 * 0.86) = 9.442720000000001
p1 = (711.11 * 3.69 * 0.14 + 464.79 * 3.05 * 0.14 + 654.55 * 2.80 * 0.43 + 585.86 * 3.40 * 0.43 + 650.49 * 3.45 * 1 + 103.45 * 3.25 * 1 + 518.52 * 2.10 * 1 + 372.09 * 2.50 * 1) / (3.69 * 0.14 + 3.05 * 0.14 + 2.80 * 0.43 + 3.40 * 0.43 + 3.45 * 1 + 3.25 * 1 + 2.10 * 1 + 2.50 * 1) = 456.8422996976101
p2 = (650.49 * 3.45 * 1 + 518.52 * 2.10 * 1 + 372.09 * 2.50 * 1) / max_coefficients = 451.4896131623092
score = 456.8422996976101 * 0.5 + 451.4896131623092 * 0.5 = 454.16595642995964
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-05-01 | 84 | 467.21 -> 454.17 |
Riichi Online Open Team Cup: 57% -> 43% |
| 2022-04-29 | 53 -> 84 | 621.39 -> 467.21 | |
| 2021-02-01 | 53 | 621.39 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 103 |
|
79/88 | 100% | 3.25 | ONLINE | Winter Team Fight |
| 2 | 519 |
|
14/28 | 100% | 2.10 | ONLINE | Autumn Online Tournament |
| 3 | 372 |
|
28/44 | 100% | 2.50 | ONLINE | Summer Online Tournament |
| 4 | 650 |
|
37/104 | 100% | 3.45 | ONLINE | Riichi Online Open Team Cup |
| 5 | 586 |
|
42/100 | 43% | 3.40 | ONLINE | Riichi Online Open Team Cup |
| 6 | 655 |
|
20/56 | 43% | 2.80 | ONLINE | Autumn Online Tournament |
| 7 | 465 |
|
39/72 | 14% | 3.05 | ONLINE | Summer Tournament |
| 8 | 711 |
|
40/136 | 14% | 3.69 | ONLINE | Riichi Online Open Team Cup |
| 9 | 636 |
|
53/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |