Tumanin Andrei

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 31, 2026 (latest changes Oct. 31, 2026).

30 place (660.93).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (304.35 * 2.80 * 0.14 + 1000 * 4.10 * 0.57 + 906.98 * 3 * 0.71 + 545.45 * 3.45 * 0.71 + 800 * 1.50 * 1 + 612.90 * 3 * 1 + 940 * 3.10 * 1 + 571.43 * 2.90 * 1 + 593.22 * 3.40 * 1) / (2.80 * 0.14 + 4.10 * 0.57 + 3 * 0.71 + 3.45 * 0.71 + 1.50 * 1 + 3 * 1 + 3.10 * 1 + 2.90 * 1 + 3.40 * 1) = 723.7172351464783

p2 = (940 * 3.10 * 1 + 1000 * 4.10 * 0.57 + 593.22 * 3.40 * 1 + 906.98 * 3 * 0.71) / max_coefficients = 598.1343283582089

score = 723.7172351464783 * 0.5 + 598.1343283582089 * 0.5 = 660.9257817523436

Rating changes

Show

all results
Date Place Points Reason
2026-10-31 31 -> 30 658.91 -> 660.93

SPB Riichi Open 2025: 86% -> 71%
2026-10-24 32 -> 31 658.91
2026-10-15 26 -> 32 681.59 -> 658.91

13 bloody tiles: 71% -> 57%
2026-10-13 28 -> 26 681.90 -> 681.59

Moscow Riichi 2024: 14% -> 0%
2026-10-03 25 -> 28 696.15 -> 681.90

Two roosters and Chuckles: 86% -> 71%
2026-10-02 26 -> 25 696.15
2026-10-01 27 -> 26 692.55 -> 696.15

Riichi never changing: 29% -> 14%
2026-09-26 26 -> 27 692.55
2026-09-06 21 -> 26 705.26 -> 692.55

Sunset Wolf Cup 2026: 0% -> 100%
2026-09-02 20 -> 21 705.26

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 493 2026-09-06 37/72 100% 3.40 RR Sunset Wolf Cup 2026 Saint Petersburg
2 593 2026-08-16 25/60 100% 3.40 RR Ufa Championship 2026 Ufa
3 571 2026-05-03 19/43 100% 2.90 RR Sturgeon in tempai Saratov
4 940 2026-04-05 4/51 100% 3.10 RR Moscow Riichi 2026 Moscow
5 613 2025-11-30 13/32 100% 3.00 RR Final Cup 2025 Moscow
6 800 2025-11-22 5/21 100% 1.50 CRR San-Biki Cup Saratov
7 545 2025-08-31 36/78 71% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
8 907 2025-08-03 5/44 71% 3.00 RR Two roosters and Chuckles Kirov
9 1000 2025-06-15 🥇 1/68 57% 4.10 RR 13 bloody tiles Perm
10 304 2024-12-01 17/24 14% 2.80 CRR Riichi never changing Moscow
11 753 2024-10-13 23/90 0% 3.75 RR Moscow Riichi 2024 Moscow
12 505 2024-09-01 48/96 0% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
13 671 2024-08-04 27/80 0% 3.65 RR Riichi over Volga Samara
14 574 2024-07-14 21/48 0% 2.80 RR Guardian of the Winds Yekaterinburg
15 757 2024-05-12 27/108 0% 4.60 RR X Russian Championship Perm
16 841 2023-09-03 18/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
17 816 2023-06-11 17/88 0% 3.75 RR Money can not buy tenpai Perm
18 467 2022-11-06 41/76 0% 4.20 RR IX Russian Riichi Championship Perm