Tumanina Valentina

From Samara, Russia

Player page

Internal rating (RR)

Rating date Feb. 9, 2026 (latest changes Feb. 9, 2026).

29 place (646.84).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (691.59 * 4.60 * 0.29 + 978.72 * 2.80 * 0.43 + 784.81 * 3.65 * 0.43 + 294.74 * 3.85 * 0.57 + 887.64 * 3.75 * 0.71 + 857.14 * 2.60 * 0.86 + 685.71 * 3.50 * 1 + 792.21 * 3.45 * 1 + 387.10 * 3 * 1 + 490.91 * 3 * 1) / (4.60 * 0.29 + 2.80 * 0.43 + 3.65 * 0.43 + 3.85 * 0.57 + 3.75 * 0.71 + 2.60 * 0.86 + 3.50 * 1 + 3.45 * 1 + 3 * 1 + 3 * 1) = 663.5201474664153

p2 = (792.21 * 3.45 * 1 + 685.71 * 3.50 * 1 + 887.64 * 3.75 * 0.71 + 857.14 * 2.60 * 0.86) / max_coefficients = 630.1598662207358

score = 663.5201474664153 * 0.5 + 630.1598662207358 * 0.5 = 646.8400068435756

Rating changes

Show

all results
Date Place Points Reason
2026-02-04 28 -> 29 648.12 -> 646.84

Riichi over Volga: 57% -> 43%
2026-02-02 29 -> 28 648.12
2026-01-26 28 -> 29 660.19 -> 648.12

Riichi On Ice: 100% -> 86%
2026-01-25 24 -> 28 672.31 -> 660.19

Riichi On Ice 2026: 0% -> 100%
2026-01-14 23 -> 24 674.86 -> 672.31

Guardian of the Winds: 57% -> 43%
2026-01-12 23 674.76 -> 674.86

X Russian Championship: 43% -> 29%
2026-01-10 24 -> 23 674.76
2026-01-07 25 -> 24 674.76
2026-01-01 25 671.98 -> 674.76

SPB Riichi Open 2024: 71% -> 57%
2025-12-13 21 -> 25 689.93 -> 671.98

Moscow Riichi 2024: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 491 2026-01-25 29/56 100% 3.00 RR Riichi On Ice 2026 Samara
2 387 2025-11-30 20/32 100% 3.00 RR Final Cup 2025 Moscow
3 792 2025-08-31 17/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
4 448 2025-06-15 38/68 100% 4.10 RR 13 bloody tiles Perm
5 686 2025-05-03 23/71 100% 3.50 RR Riichi over The Volga 2025 Samara
6 857 2025-01-26 7/43 86% 2.60 RR Riichi On Ice Samara
7 888 2024-10-13 11/90 71% 3.75 RR Moscow Riichi 2024 Moscow
8 295 2024-09-01 68/96 57% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
9 785 2024-08-04 18/80 43% 3.65 RR Riichi over Volga Samara
10 979 2024-07-14 🥈 2/48 43% 2.80 RR Guardian of the Winds Yekaterinburg
11 692 2024-05-12 34/108 29% 4.60 RR X Russian Championship Perm
12 589 2023-09-03 45/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
13 575 2023-06-11 38/88 0% 3.75 RR Money can not buy tenpai Perm
14 400 2022-11-06 46/76 0% 4.20 RR IX Russian Riichi Championship Perm