Tumanin Andrei

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 11, 2024 (latest changes Dec. 11, 2024).

18 place (677.55).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (816.09 * 3.75 * 0.43 + 841.12 * 4 * 0.71 + 757.01 * 4.60 * 1 + 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) / (3.75 * 0.43 + 4 * 0.71 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 2.80 * 1) = 651.1753095280817

p2 = (757.01 * 4.60 * 1 + 752.81 * 3.75 * 1 + 670.89 * 3.65 * 1 + 841.12 * 4 * 0.71) / max_coefficients = 703.9274447949527

score = 651.1753095280817 * 0.5 + 703.9274447949527 * 0.5 = 677.5513771615172

Rating changes

Show

all results
Date Place Points Reason
2024-12-11 18 679.22 -> 677.55

Money can not buy tenpai: 57% -> 43%
2024-12-01 15 -> 18 699.95 -> 679.22

Riichi never changing: 0% -> 100%
2024-11-05 15 697.11 -> 699.95
2024-11-03 14 -> 15 714.00 -> 697.11

SPB Riichi Open 2023: 86% -> 71%
2024-10-13 15 -> 14 688.09 -> 714.00

Moscow Riichi 2024: 0% -> 100%
2024-10-11 14 -> 15 697.49 -> 688.09

Money can not buy tenpai: 71% -> 57%
2024-09-06 14 694.52 -> 697.49

IX Russian Riichi Championship: 29% -> 14%
2024-09-03 12 -> 14 698.89 -> 694.52

SPB Riichi Open 2023: 100% -> 86%
2024-09-01 7 -> 12 735.78 -> 698.89

SPB Riichi Open 2024: 0% -> 100%
2024-08-11 6 -> 7 747.23 -> 735.78

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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 304 2024-12-01 17/24 100% 2.80 CRR Riichi never changing Moscow
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 27/108 100% 4.60 RR X Russian Championship Perm
7 841 2023-09-03 18/108 71% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
8 816 2023-06-11 17/88 43% 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