Tumanin Andrei

From Samara, Russia

Player page

Common russian riichi rating (CRR)

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

10 place (735.33).

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 + 304.35 * 2.80 * 1 + 1000 * 4.10 * 1) / (4 * 0.29 + 4.60 * 0.86 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 2.80 * 1 + 4.10 * 1) = 680.7469505051956

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 = 680.7469505051956 * 0.5 + 789.9161651534969 * 0.5 = 735.3315578293463

Rating changes

Show

all results
Date Place Points Reason
2025-06-15 29 -> 10 646.28 -> 735.33

13 bloody tiles: 0% -> 100%
2025-06-11 29 648.61 -> 646.28

Money can not buy tenpai: 14% -> 0%
2025-05-12 30 -> 29 652.24 -> 648.61

X Russian Championship: 100% -> 86%
2025-05-03 24 -> 30 654.80 -> 652.24

SPB Riichi Open 2023: 43% -> 29%
2025-04-11 24 656.80 -> 654.80

Money can not buy tenpai: 29% -> 14%
2025-03-10 26 -> 24 656.80
2025-03-03 25 -> 26 659.13 -> 656.80

SPB Riichi Open 2023: 57% -> 43%
2025-02-16 22 -> 25 659.13
2025-02-11 21 -> 22 660.96 -> 659.13

Money can not buy tenpai: 43% -> 29%
2025-02-02 18 -> 21 660.96

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
2 304 2024-12-01 17/24 100% 2.80 CRR Riichi never changing Moscow
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 27/80 100% 3.65 RR Riichi over Volga Samara
6 574 2024-07-14 21/48 100% 2.80 RR Guardian of the Winds Yekaterinburg
7 757 2024-05-12 27/108 86% 4.60 RR X Russian Championship Perm
8 841 2023-09-03 18/108 29% 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