Ratnikova Anna

From Samara, Russia

EMA: 15990370

Player page

Online rating

Rating date Feb. 17, 2023 (latest changes Feb. 17, 2023).

45 place (483.22).

max_coefficients = (2.80 * 1 + 3.25 * 0.71 + 2.30 * 1) = 7.421475

p1 = (372.09 * 2.50 * 0.43 + 650.49 * 3.45 * 0.29 + 518.52 * 2.10 * 0.57 + 103.45 * 3.25 * 0.71 + 800 * 2.80 * 1) / (2.50 * 0.43 + 3.45 * 0.29 + 2.10 * 0.57 + 3.25 * 0.71 + 2.80 * 1) = 494.3797158945788

p2 = (800 * 2.80 * 1 + 650.49 * 3.45 * 0.29 + 518.52 * 2.10 * 0.57) / max_coefficients = 472.0557571102779

score = 494.3797158945788 * 0.5 + 472.0557571102779 * 0.5 = 483.21773650242835

Rating changes

Show

all results
Date Place Points Reason
2023-02-17 43 -> 45 483.22
2023-02-15 44 -> 43 483.22
2023-02-12 47 -> 44 483.22
2023-01-25 48 -> 47 480.72 -> 483.22

Summer Online Tournament: 57% -> 43%
2023-01-21 49 -> 48 480.72
2023-01-16 46 -> 49 506.63 -> 480.72

Riichi Online Open Team Cup: 43% -> 29%
2023-01-14 50 -> 46 482.02 -> 506.63

Winter Team Fight: 86% -> 71%
2023-01-12 48 -> 50 492.48 -> 482.02

Autumn Online Tournament: 71% -> 57%
2023-01-10 49 -> 48 492.48
2022-12-20 51 -> 49 492.48

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 71% 3.25 ONLINE Winter Team Fight
3 519 2021-09-12 14/28 57% 2.10 ONLINE Autumn Online Tournament
4 372 2021-07-25 28/44 43% 2.50 ONLINE Summer Online Tournament
5 650 2021-05-16 37/104 29% 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