Ratnikova Anna

From Samara, Russia

EMA: 15990370

Player page

Online rating

Rating date June 15, 2023 (latest changes June 15, 2023).

27 place (437.47).

max_coefficients = (2.80 * 1 + 2.30 * 1 + 3.25 * 0.43) = 6.4929499999999996

p1 = (372.09 * 2.50 * 0.14 + 518.52 * 2.10 * 0.29 + 103.45 * 3.25 * 0.43 + 800 * 2.80 * 1 + 0) / (2.50 * 0.14 + 2.10 * 0.29 + 3.25 * 0.43 + 2.80 * 1 + 1) = 459.84582539994835

p2 = (800 * 2.80 * 1 + 518.52 * 2.10 * 0.29 + 103.45 * 3.25 * 0.43) / max_coefficients = 415.09637375923114

score = 459.84582539994835 * 0.5 + 415.09637375923114 * 0.5 = 437.47109957958975

Rating changes

Show

all results
Date Place Points Reason
2023-06-15 29 -> 27 437.47
2023-06-13 31 -> 29 437.47
2023-06-12 34 -> 31 434.55 -> 437.47
2023-05-25 34 441.38 -> 434.55

Summer Online Tournament: 29% -> 14%
2023-05-16 32 -> 34 491.50 -> 441.38

Riichi Online Open Team Cup: 14% -> 0%
2023-05-14 36 -> 32 463.94 -> 491.50

Winter Team Fight: 57% -> 43%
2023-05-12 35 -> 36 475.20 -> 463.94

Autumn Online Tournament: 43% -> 29%
2023-04-17 36 -> 35 475.20
2023-04-12 38 -> 36 475.19 -> 475.20
2023-03-25 39 -> 38 477.21 -> 475.19

Summer Online Tournament: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 800 2022-06-26 12/56 100% 2.80 ONLINE Summer Online Tournament
2 103 2021-11-14 79/88 43% 3.25 ONLINE Winter Team Fight
3 519 2021-09-12 14/28 29% 2.10 ONLINE Autumn Online Tournament
4 372 2021-07-25 28/44 14% 2.50 ONLINE Summer Online Tournament
5 650 2021-05-16 37/104 0% 3.45 ONLINE Riichi Online Open Team Cup
6 586 2020-11-01 42/100 0% 3.40 ONLINE Riichi Online Open Team Cup
7 655 2020-09-13 20/56 0% 2.80 ONLINE Autumn Online Tournament
8 465 2020-06-14 39/72 0% 3.05 ONLINE Summer Tournament
9 711 2020-05-24 40/136 0% 3.69 ONLINE Riichi Online Open Team Cup
10 636 2020-02-16 53/144 0% 3.71 ONLINE Riichi Online Open Team Cup 2020