Tumanin Andrei

From Samara, Russia

Player page

Internal rating (RR)

Rating date Sept. 3, 2024 (latest changes Sept. 3, 2024).

13 place (694.52).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (466.67 * 4.20 * 0.29 + 816.09 * 3.75 * 0.71 + 841.12 * 4 * 0.86 + 757.01 * 4.60 * 1 + 574.47 * 2.80 * 1 + 670.89 * 3.65 * 1 + 505.26 * 3.85 * 1) / (4.20 * 0.29 + 3.75 * 0.71 + 4 * 0.86 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1) = 680.6157437542681

p2 = (757.01 * 4.60 * 1 + 841.12 * 4 * 0.86 + 670.89 * 3.65 * 1 + 816.09 * 3.75 * 0.71) / max_coefficients = 708.422632080575

score = 680.6157437542681 * 0.5 + 708.422632080575 * 0.5 = 694.5191879174215

Rating changes

Show

Date Place Points Reason
2024-09-03 13 698.89 -> 694.52

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 6 -> 13 735.78 -> 698.89

SPB Riichi Open 2024: 0% -> 100%

2024-08-11 5 -> 6 747.23 -> 735.78

Money can not buy tenpai: 86% -> 71%

2024-08-04 4 -> 5 740.62 -> 747.23

Riichi over Volga: 0% -> 100%

2024-07-14 5 -> 4 695.22 -> 740.62

Guardian of the Winds: 0% -> 100%

2024-07-06 6 -> 5 699.53 -> 695.22

IX Russian Riichi Championship: 43% -> 29%

2024-06-11 5 -> 6 703.62 -> 699.53

Money can not buy tenpai: 100% -> 86%

2024-06-09 4 -> 5 703.62
2024-05-12 10 -> 4 596.08 -> 703.62

X Russian Championship: 0% -> 100%

2024-05-06 9 -> 10 596.28 -> 596.08

IX Russian Riichi Championship: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 505 2024-09-01 48/96 100% 3.85 RR SPB Riichi Open 2024
2 671 2024-08-04 27/80 100% 3.65 RR Riichi over Volga
3 574 2024-07-14 21/48 100% 2.80 RR Guardian of the Winds
4 757 2024-05-12 27/108 100% 4.60 RR X Russian Championship
5 841 2023-09-03 18/108 86% 4.00 RR SPB Riichi Open 2023
6 816 2023-06-11 17/88 71% 3.75 RR Money can not buy tenpai
7 467 2022-11-06 41/76 29% 4.20 RR IX Russian Riichi Championship