Tumanin Andrei

From Samara, Russia

Player page

Internal rating (RR)

Rating date April 12, 2024 (latest changes April 12, 2024).

9 place (596.28).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988

p1 = (466.67 * 4.20 * 0.57 + 816.09 * 3.75 * 1 + 841.12 * 4 * 1 + 0 + 0) / (4.20 * 0.57 + 3.75 * 1 + 4 * 1 + 1 + 1) = 620.9748573648465

p2 = (841.12 * 4 * 1 + 816.09 * 3.75 * 1 + 466.67 * 4.20 * 0.57) / max_coefficients = 571.5786810183123

score = 620.9748573648465 * 0.5 + 571.5786810183123 * 0.5 = 596.2767691915794

Rating changes

Show

Date Place Points Reason
2024-04-12 12 -> 9 596.28
2024-03-30 11 -> 12 596.28
2024-03-10 6 -> 11 644.12 -> 596.28
2024-03-06 7 -> 6 635.43 -> 644.12

IX Russian Riichi Championship: 71% -> 57%

2024-02-12 7 620.20 -> 635.43
2024-01-20 9 -> 7 620.20
2024-01-06 10 -> 9 613.23 -> 620.20

IX Russian Riichi Championship: 86% -> 71%

2023-12-19 11 -> 10 613.23
2023-12-12 12 -> 11 600.13 -> 613.23
2023-11-28 13 -> 12 600.13

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 841 2023-09-03 18/108 100% 4.00 RR SPB Riichi Open 2023
2 816 2023-06-11 17/88 100% 3.75 RR Money can not buy tenpai
3 467 2022-11-06 41/76 57% 4.20 RR IX Russian Riichi Championship