Li Dmitriy

From Saint Petersburg, Russia

EMA: 15990320

Player page

Internal rating (RR)

Rating date Sept. 6, 2023 (latest changes Sept. 6, 2023).

64 place (389.10).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (306.67 * 3.45 * 0.29 + 934.58 * 4 * 1 + 0 + 0 + 0) / (3.45 * 0.29 + 4 * 1 + 1 + 1 + 1) = 505.98040363576484

p2 = (934.58 * 4 * 1 + 306.67 * 3.45 * 0.29) / max_coefficients = 272.2234817082763

score = 505.98040363576484 * 0.5 + 272.2234817082763 * 0.5 = 389.1019426720206

Rating changes

Show

Date Place Points Reason
2023-09-06 65 -> 64 389.10
2023-09-03 28 -> 65 549.85 -> 389.10

SPB Riichi Open 2023: 0% -> 100%

2021-02-01 52 -> 28 553.81 -> 549.85
2020-02-01 52 553.81

Tournaments

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