Li Dmitriy

From Saint Petersburg, Russia

EMA: 15990320

Player page

Internal rating (RR)

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

130 place (302.63).

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

p1 = (934.58 * 4 * 0.29 + 557.89 * 3.85 * 1 + 0 + 0 + 0) / (4 * 0.29 + 3.85 * 1 + 1 + 1 + 1) = 402.3533680312281

p2 = (557.89 * 3.85 * 1 + 934.58 * 4 * 0.29) / max_coefficients = 202.89779179810725

score = 402.3533680312281 * 0.5 + 202.89779179810725 * 0.5 = 302.6255799146677

Rating changes

Show

all results
Date Place Points Reason
2025-05-03 116 -> 130 337.24 -> 302.63

SPB Riichi Open 2023: 43% -> 29%
2025-04-26 113 -> 116 337.24
2025-04-11 112 -> 113 337.24
2025-03-10 113 -> 112 337.24
2025-03-03 103 -> 113 369.61 -> 337.24

SPB Riichi Open 2023: 57% -> 43%
2025-03-02 99 -> 103 369.61
2025-02-16 94 -> 99 369.61
2025-02-11 96 -> 94 369.61
2025-02-02 95 -> 96 369.61
2025-01-26 94 -> 95 369.61

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 558 2024-09-01 43/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
2 935 2023-09-03 8/108 29% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
3 307 2021-11-28 53/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
4 901 2019-12-15 12/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
5 905 2019-11-24 7/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
6 217 2019-05-04 66/84 0% 4.20 EMA Haru Shanten 2019 Perm
7 418 2018-11-18 54/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
8 185 2018-07-15 23/28 0% 3.00 RR Moscow Open Riichi Marathon Moscow
9 268 2018-06-11 53/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
10 161 2018-03-04 27/32 0% 2.70 RR East Cup 2018 Saint Petersburg
11 807 2017-12-11 17/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
12 205 2017-10-01 32/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg
13 37 2017-08-06 27/28 0% 2.30 EMA Ivanovo Region Riichi 2017 Ivanovo
14 615 2017-06-03 16/40 0% 1.80 RR Saint Petersburg championship. West cup 2017 Saint Petersburg
15 814 2017-03-18 9/44 0% 1.90 RR Saint Petersburg championship. South cup 2017 Saint Petersburg
16 484 2016-03-27 17/32 0% 1.60 RR Tournament of 4 winds. East cup 2016 Saint Petersburg