Tumanin Andrei

From Samara, Russia

Player page

Internal rating (RR)

Rating date Aug. 23, 2025 (latest changes Aug. 9, 2025).

6 place (773.45).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2

p1 = (841.12 * 4 * 0.14 + 757.01 * 4.60 * 0.71 + 574.47 * 2.80 * 0.86 + 670.89 * 3.65 * 0.86 + 505.26 * 3.85 * 1 + 752.81 * 3.75 * 1 + 1000 * 4.10 * 1 + 906.98 * 3 * 1) / (4 * 0.14 + 4.60 * 0.71 + 2.80 * 0.86 + 3.65 * 0.86 + 3.85 * 1 + 3.75 * 1 + 4.10 * 1 + 3 * 1) = 748.7786827647553

p2 = (1000 * 4.10 * 1 + 752.81 * 3.75 * 1 + 906.98 * 3 * 1 + 757.01 * 4.60 * 0.71) / max_coefficients = 798.1138157894738

score = 748.7786827647553 * 0.5 + 798.1138157894738 * 0.5 = 773.4462492771146

Rating changes

Show

all results
Date Place Points Reason
2025-08-04 6 768.72 -> 773.45

Riichi over Volga: 100% -> 86%
2025-08-03 6 748.76 -> 768.72

Two roosters and Chuckles: 0% -> 100%
2025-07-14 6 747.39 -> 748.76

Guardian of the Winds: 100% -> 86%
2025-07-12 6 756.56 -> 747.39

X Russian Championship: 86% -> 71%
2025-07-10 5 -> 6 756.56
2025-07-03 5 758.01 -> 756.56

SPB Riichi Open 2023: 29% -> 14%
2025-06-15 23 -> 5 669.45 -> 758.01

13 bloody tiles: 0% -> 100%
2025-06-11 25 -> 23 671.48 -> 669.45

Money can not buy tenpai: 14% -> 0%
2025-05-12 23 -> 25 674.63 -> 671.48

X Russian Championship: 100% -> 86%
2025-05-03 20 -> 23 676.92 -> 674.63

SPB Riichi Open 2023: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 907 2025-08-03 5/44 100% 3.00 RR Two roosters and Chuckles Kirov
2 1000 2025-06-15 🥇 1/68 100% 4.10 RR 13 bloody tiles Perm
3 753 2024-10-13 23/90 100% 3.75 RR Moscow Riichi 2024 Moscow
4 505 2024-09-01 48/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
5 671 2024-08-04 27/80 86% 3.65 RR Riichi over Volga Samara
6 574 2024-07-14 21/48 86% 2.80 RR Guardian of the Winds Yekaterinburg
7 757 2024-05-12 27/108 71% 4.60 RR X Russian Championship Perm
8 841 2023-09-03 18/108 14% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
9 816 2023-06-11 17/88 0% 3.75 RR Money can not buy tenpai Perm
10 467 2022-11-06 41/76 0% 4.20 RR IX Russian Riichi Championship Perm