Tumanina Valentina

From Samara, Russia

Player page

Internal rating (RR)

Rating date Dec. 19, 2023 (latest changes Dec. 19, 2023).

35 place (450.22).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.43) = 13.085650000000001

p1 = (400 * 4.20 * 0.86 + 574.71 * 3.75 * 1 + 588.79 * 4 * 1 + 0 + 0) / (4.20 * 0.86 + 3.75 * 1 + 4 * 1 + 1 + 1) = 445.71687108889853

p2 = (588.79 * 4 * 1 + 574.71 * 3.75 * 1 + 400 * 4.20 * 0.86) / max_coefficients = 454.71489761685507

score = 445.71687108889853 * 0.5 + 454.71489761685507 * 0.5 = 450.2158843528768

Rating changes

Show

all results
Date Place Points Reason
2023-12-19 37 -> 35 450.22
2023-12-12 37 440.59 -> 450.22
2023-11-28 39 -> 37 440.59
2023-11-20 40 -> 39 440.59
2023-11-06 44 -> 40 438.86 -> 440.59

IX Russian Riichi Championship: 100% -> 86%
2023-10-12 47 -> 44 430.40 -> 438.86
2023-09-28 48 -> 47 430.40
2023-09-20 47 -> 48 430.40
2023-09-06 48 -> 47 430.40
2023-09-03 66 -> 48 324.43 -> 430.40

SPB Riichi Open 2023: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 589 2023-09-03 45/108 100% 4.00 RR SPB Riichi Open 2023
2 575 2023-06-11 38/88 100% 3.75 RR Money can not buy tenpai
3 400 2022-11-06 46/76 86% 4.20 RR IX Russian Riichi Championship