Tumanin Andrei

From Samara, Russia

Player page

Internal rating (RR)

Rating date June 15, 2025 (latest changes June 15, 2025).

5 place (758.01).

max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266

p1 = (841.12 * 4 * 0.29 + 757.01 * 4.60 * 0.86 + 574.47 * 2.80 * 1 + 670.89 * 3.65 * 1 + 505.26 * 3.85 * 1 + 752.81 * 3.75 * 1 + 1000 * 4.10 * 1) / (4 * 0.29 + 4.60 * 0.86 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 4.10 * 1) = 726.1052718560339

p2 = (1000 * 4.10 * 1 + 757.01 * 4.60 * 0.86 + 752.81 * 3.75 * 1 + 670.89 * 3.65 * 1) / max_coefficients = 789.9161651534969

score = 726.1052718560339 * 0.5 + 789.9161651534969 * 0.5 = 758.0107185047655

Rating changes

Show

all results
Date Place Points Reason
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%
2025-04-26 18 -> 20 676.92
2025-04-11 18 678.63 -> 676.92

Money can not buy tenpai: 29% -> 14%
2025-03-10 19 -> 18 678.63
2025-03-03 17 -> 19 680.69 -> 678.63

SPB Riichi Open 2023: 57% -> 43%
2025-03-02 18 -> 17 680.69
2025-02-11 16 -> 18 682.24 -> 680.69

Money can not buy tenpai: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 1000 2025-06-15 1/68 100% 4.10 RR 13 bloody tiles Perm
2 753 2024-10-13 23/90 100% 3.75 RR Moscow Riichi 2024 Moscow
3 505 2024-09-01 48/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
4 671 2024-08-04 27/80 100% 3.65 RR Riichi over Volga Samara
5 574 2024-07-14 21/48 100% 2.80 RR Guardian of the Winds Yekaterinburg
6 757 2024-05-12 27/108 86% 4.60 RR X Russian Championship Perm
7 841 2023-09-03 18/108 29% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
8 816 2023-06-11 17/88 0% 3.75 RR Money can not buy tenpai Perm
9 467 2022-11-06 41/76 0% 4.20 RR IX Russian Riichi Championship Perm