Tumanin Andrei

From Samara, Russia

Player page

Internal rating (RR)

Rating date Aug. 9, 2026 (latest changes Aug. 8, 2026).

15 place (719.26).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (505.26 * 3.85 * 0.14 + 752.81 * 3.75 * 0.29 + 1000 * 4.10 * 0.86 + 906.98 * 3 * 0.86 + 545.45 * 3.45 * 1 + 612.90 * 3 * 1 + 940 * 3.10 * 1 + 571.43 * 2.90 * 1) / (3.85 * 0.14 + 3.75 * 0.29 + 4.10 * 0.86 + 3 * 0.86 + 3.45 * 1 + 3 * 1 + 3.10 * 1 + 2.90 * 1) = 755.1941141889026

p2 = (1000 * 4.10 * 0.86 + 940 * 3.10 * 1 + 906.98 * 3 * 0.86 + 545.45 * 3.45 * 1) / max_coefficients = 683.316093182853

score = 755.1941141889026 * 0.5 + 683.316093182853 * 0.5 = 719.2551036858779

Rating changes

Show

all results
Date Place Points Reason
2026-08-04 15 718.19 -> 719.26

Riichi over Volga: 14% -> 0%
2026-08-03 14 -> 15 732.24 -> 718.19

Two roosters and Chuckles: 100% -> 86%
2026-07-25 15 -> 14 732.24
2026-07-14 11 -> 15 750.36 -> 732.24

Guardian of the Winds: 14% -> 0%
2026-07-01 13 -> 11 746.11 -> 750.36

SPB Riichi Open 2024: 29% -> 14%
2026-06-15 10 -> 13 754.70 -> 746.11

13 bloody tiles: 100% -> 86%
2026-06-14 6 -> 10 786.41 -> 754.70
2026-06-13 6 785.89 -> 786.41

Moscow Riichi 2024: 43% -> 29%
2026-06-04 7 -> 6 784.37 -> 785.89

Riichi over Volga: 29% -> 14%
2026-05-26 6 -> 7 784.37

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 571 2026-05-03 19/43 100% 2.90 RR Sturgeon in tempai Saratov
2 940 2026-04-05 4/51 100% 3.10 RR Moscow Riichi 2026 Moscow
3 613 2025-11-30 13/32 100% 3.00 RR Final Cup 2025 Moscow
4 545 2025-08-31 36/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
5 907 2025-08-03 5/44 86% 3.00 RR Two roosters and Chuckles Kirov
6 1000 2025-06-15 🥇 1/68 86% 4.10 RR 13 bloody tiles Perm
7 753 2024-10-13 23/90 29% 3.75 RR Moscow Riichi 2024 Moscow
8 505 2024-09-01 48/96 14% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
9 671 2024-08-04 27/80 0% 3.65 RR Riichi over Volga Samara
10 574 2024-07-14 21/48 0% 2.80 RR Guardian of the Winds Yekaterinburg
11 757 2024-05-12 27/108 0% 4.60 RR X Russian Championship Perm
12 841 2023-09-03 18/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
13 816 2023-06-11 17/88 0% 3.75 RR Money can not buy tenpai Perm
14 467 2022-11-06 41/76 0% 4.20 RR IX Russian Riichi Championship Perm