Petrushchenko Sergey

From Moscow, Russia

EMA: 15990288

Player page

Online rating

Rating date April 17, 2023 (latest changes April 17, 2023).

9 place (647.16).

max_coefficients = (2.80 * 1 + 2.30 * 1 + 3.25 * 0.57) = 6.95705

p1 = (680.85 * 2.60 * 0.57 + 589.74 * 2.40 * 0.14 + 883.72 * 2.50 * 0.29 + 451.61 * 2.20 * 0.29 + 222.22 * 2.10 * 0.43 + 782.61 * 2 * 0.43 + 770.11 * 3.25 * 0.57 + 418.18 * 2.80 * 1 + 857.14 * 2.30 * 1) / (2.60 * 0.57 + 2.40 * 0.14 + 2.50 * 0.29 + 2.20 * 0.29 + 2.10 * 0.43 + 2 * 0.43 + 3.25 * 0.57 + 2.80 * 1 + 2.30 * 1) = 637.0815349537679

p2 = (857.14 * 2.30 * 1 + 770.11 * 3.25 * 0.57 + 418.18 * 2.80 * 1) / max_coefficients = 657.2440905268757

score = 637.0815349537679 * 0.5 + 657.2440905268757 * 0.5 = 647.1628127403218

Rating changes

Show

Date Place Points Reason
2023-04-17 9 648.87 -> 647.16

5G Tournament: 57% -> 43%

2023-04-15 9 646.49 -> 648.87

I wish to have dora san...: 43% -> 29%

2023-04-12 9 653.86 -> 646.49

Demons of autumn wind: 71% -> 57%

Winter Online Tournament: 71% -> 57%

2023-03-25 9 657.20 -> 653.86

Summer Online Tournament: 43% -> 29%

2023-03-21 10 -> 9 658.72 -> 657.20

No Dora Tournament: 14% -> 0%

2023-03-14 10 663.86 -> 658.72

Winter Team Fight: 71% -> 57%

2023-03-12 11 -> 10 659.41 -> 663.86

Autumn Online Tournament: 57% -> 43%

2023-02-18 10 -> 11 658.81 -> 659.41

Spring Online Tournament: 29% -> 14%

2023-02-17 10 660.15 -> 658.81

5G Tournament: 71% -> 57%

2023-02-15 10 658.19 -> 660.15

I wish to have dora san...: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 857 2022-09-11 6/36 100% 2.30 ONLINE Autumn Online Tournament
2 418 2022-06-26 33/56 100% 2.80 ONLINE Summer Online Tournament
3 0 2021-12-12 40/40 57% 2.40 ONLINE Winter Online Tournament
4 681 2021-12-12 16/48 57% 2.60 ONLINE Demons of autumn wind
5 770 2021-11-14 21/88 57% 3.25 ONLINE Winter Team Fight
6 783 2021-10-17 6/24 43% 2.00 ONLINE 5G Tournament
7 222 2021-09-12 22/28 43% 2.10 ONLINE Autumn Online Tournament
8 452 2021-08-15 18/32 29% 2.20 ONLINE I wish to have dora san...
9 884 2021-07-25 6/44 29% 2.50 ONLINE Summer Online Tournament
10 590 2021-04-18 17/40 14% 2.40 ONLINE Spring Online Tournament
11 735 2021-03-21 23/84 0% 3.20 ONLINE No Dora Tournament
12 731 2021-01-10 19/68 0% 3.00 ONLINE Winter Online Tournament
13 127 2020-09-13 49/56 0% 2.80 ONLINE Autumn Online Tournament
14 804 2020-07-12 11/52 0% 2.70 ONLINE Rainy season tournament[梅雨]
15 915 2020-06-14 7/72 0% 3.05 ONLINE Summer Tournament
16 133 2020-05-24 118/136 0% 3.69 ONLINE Riichi Online Open Team Cup
17 159 2020-05-10 91/108 0% 3.50 ONLINE Spring tournament
18 568 2020-04-12 61/140 0% 3.70 ONLINE Corona go away
19 951 2020-02-16 8/144 0% 3.71 ONLINE Riichi Online Open Team Cup 2020
20 782 2019-07-28 13/56 0% 2.80 ONLINE Summer Online Tournament
21 778 2019-01-20 15/64 0% 2.95 ONLINE Winter Online Tournament
22 322 2018-07-01 41/60 0% 2.90 ONLINE Summer online tournament 2018
23 766 2017-02-25 12/48 0% 2.00 ONLINE Winter riichi-blitz 2017
24 239 2016-11-26 52/68 0% 2.40 ONLINE Autumn riichi-blitz 2016