Timofeev Valentin

From Novosibirsk, Russia

EMA: 15020017

Player page

Internal rating (RR)

Rating date Sept. 3, 2025 (latest changes Sept. 3, 2025).

169 place (220.58).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (1000 * 2.10 * 0.57 + 371.43 * 1.90 * 1 + 0 + 0 + 0) / (2.10 * 0.57 + 1.90 * 1 + 1 + 1 + 1) = 312.40471217749683

p2 = (1000 * 2.10 * 0.57 + 371.43 * 1.90 * 1) / max_coefficients = 128.76013513513513

score = 312.40471217749683 * 0.5 + 128.76013513513513 * 0.5 = 220.582423656316

Rating changes

Show

all results
Date Place Points Reason
2025-09-03 169 237.59 -> 220.58

SPB Riichi Open 2023: 14% -> 0%
2025-09-01 169 235.86 -> 237.59
2025-08-31 167 -> 169 235.86
2025-08-04 170 -> 167 235.23 -> 235.86
2025-08-03 163 -> 170 235.23
2025-07-30 148 -> 163 261.50 -> 235.23

Seihoku spring tournament 2024: 71% -> 57%
2025-07-13 145 -> 148 261.50
2025-07-12 146 -> 145 260.13 -> 261.50
2025-07-03 158 -> 146 248.33 -> 260.13

SPB Riichi Open 2023: 29% -> 14%
2025-06-15 145 -> 158 250.50 -> 248.33

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 371 2025-04-26 23/36 100% 1.90 RR Seihoku spring tournament 2025 Saint Petersburg
2 1000 2024-03-30 🥇 1/47 57% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
3 75 2023-09-03 100/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
4 30 2022-03-20 66/68 0% 3.50 RR Tenpai can't buy happiness Perm
5 105 2020-01-05 18/20 0% 2.10 EMA Snow Dragon Tournament Novosibirsk
6 587 2019-11-04 27/64 0% 3.85 EMA Aki Shanten 2019 Perm
7 819 2019-05-04 16/84 0% 4.20 EMA Haru Shanten 2019 Perm
8 11 2018-11-18 91/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
9 226 2018-01-05 25/32 0% 2.20 RR Russian riichi championship by JPML-B rules Novosibirsk
10 478 2017-08-13 13/24 0% 2.20 EMA Siberia Cup 2017 Novosibirsk
11 486 2017-01-05 19/36 0% 2.50 RR Quick discard 2017 Novosibirsk
12 67 2016-07-17 15/16 0% 1.60 RR "Legendary player" riichi mahjong tournament 2016 Tyumen
13 935 2016-05-03 🥉 3/32 0% 2.40 RR Siberia Cup 2016 Novosibirsk
14 698 2016-01-05 14/44 0% 1.90 RR Eighth winter tournament Novosibirsk
15 429 2015-01-07 21/36 0% 1.70 RR Seventh winter tournament Novosibirsk
16 32 2013-01-05 31/32 0% 2.00 RR Riichi tournament 2013 Novosibirsk