Petrushchenko Sergey

From Moscow, Russia

Player page

Internal rating (RR)

8 place (762.22)

score = ((617.02 * 3.10 * 1 + 820.51 * 2.90 * 1 + 835.16 * 4.05 * 1 + 957.45 * 2.80 * 1 + 859.15 * 4 * 1 + 340.43 * 2.80 * 1 + 507.94 * 3.50 * 1 + 845.07 * 3.40 * 0.66 + 925.93 * 3 * 1 + 612.90 * 2.85 * 1 + 859.15 * 3.70 * 1 + 57.14 * 3.20 * 0.33 + 913.04 * 2.90 * 0.33 + 686.75 * 3.65 * 0.66 + 282.05 * 2 * 0.33 + 111.11 * 2.60 * 0.66 + 407.41 * 2.30 * 0.66) / (3.10 * 1 + 2.90 * 1 + 4.05 * 1 + 2.80 * 1 + 4 * 1 + 2.80 * 1 + 3.50 * 1 + 3.40 * 0.66 + 3 * 1 + 2.85 * 1 + 3.70 * 1 + 3.20 * 0.33 + 2.90 * 0.33 + 3.65 * 0.66 + 2 * 0.33 + 2.60 * 0.66 + 2.30 * 0.66)) * 0.5 + ((859.15 * 4 * 1 + 835.16 * 4.05 * 1 + 859.15 * 3.70 * 1 + 925.93 * 3 * 1) / 15.25) * 0.5

Chart scale: normalized original

Rating changes

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Date Place Points Reason
12/02/2019 8 774.42 -> 762.22

February mini-tournament glhf; 2017: 33% -> 0%
13/01/2019 8 765.30 -> 774.42

Agari team tournament 2019: 0% -> 100%
09/01/2019 8 757.30 -> 765.30

Moscow Open Riichi Marathon 2017: 66% -> 33%
05/01/2019 7 -> 8 757.30
23/12/2018 8 -> 7 751.97 -> 757.30

North Cup 2018: 0% -> 100%
16/12/2018 4 -> 8 762.52 -> 751.97

White Dragon Tournament: 0% -> 100%
11/12/2018 7 -> 4 755.76 -> 762.52

VI Russian Riichi Championship 2017: 100% -> 66%
10/12/2018 7 753.70 -> 755.76

December tournament glhf; 2016: 33% -> 0%
04/12/2018 8 -> 7 754.13 -> 753.70

Saint Petersburg Riichi Open 2016: 33% -> 0%

Prague Open 2017: 66% -> 33%
18/11/2018 9 -> 8 739.67 -> 754.13

VII Russian Riichi Championship "Aki Shanten": 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 617 13/01/2019 19/48 100% 3.1 RR Agari team tournament 2019
2 821 23/12/2018 8/40 100% 2.9 RR North Cup 2018
3 508 16/12/2018 32/64 100% 3.5 EMA White Dragon Tournament
4 835 18/11/2018 16/92 100% 4.1 EMA VII Russian Riichi Championship "Aki Shanten"
5 957 16/09/2018 3/48 100% 2.8 EMA Spanish Riichi Open
6 149 19/08/2018 41/48 100% 3.1 RR Moscow Riichi Open 2018
7 926 15/07/2018 3/28 100% 3.0 RR Moscow Open Riichi Marathon
8 613 17/06/2018 13/32 100% 2.9 EMA 5th Prague Open Riichi Championship
9 859 11/06/2018 11/72 100% 3.7 EMA South Cup 2018
10 859 01/05/2018 11/72 100% 4.0 EMA Haru Shanten 2018
11 340 25/03/2018 32/48 100% 2.8 EMA Great Wave 2018
12 687 11/12/2017 27/84 66% 3.7 EMA VI Russian Riichi Championship 2017
13 845 12/11/2017 12/72 66% 3.4 EMA Perm Riichi 2017 Aki Shanten
14 48 22/10/2017 61/64 66% 3.5 EMA Moscow Riichi Open 2017
15 111 24/09/2017 25/28 66% 2.6 RR Moscow Riichi Half Marathon 2017
16 407 03/09/2017 17/28 66% 2.3 EMA Riichi Open Bratislava 2017
17 57 09/07/2017 34/36 33% 3.2 RR Moscow Open Riichi Marathon 2017
18 913 04/06/2017 3/24 33% 2.9 EMA Prague Open 2017
19 282 11/03/2017 29/40 33% 2.0 RR Moscow championship 2017 (JPML-A rules)
20 733 12/02/2017 5/16 0% 2.3 RR February mini-tournament glhf; 2017
21 391 10/12/2016 15/24 0% 1.6 RR December tournament glhf; 2016
22 507 04/12/2016 36/72 0% 3.4 EMA Saint Petersburg Riichi Open 2016
23 194 16/10/2016 26/32 0% 1.6 RR Tournament of 4 winds. West cup 2016
24 103 11/09/2016 79/88 0% 3.7 EMA V Russian Riichi Championship 2016
25 263 27/08/2016 15/20 0% 1.5 RR August tournament glhf; 2016
26 0 28/05/2016 24/24 0% 1.6 RR May tournament glhf; 2016