Petrushchenko Sergey

From Moscow, Russia

EMA: 15990288

Player page

Online rating

Rating date Oct. 15, 2022 (latest changes Oct. 15, 2022).

13 place (686.01).

max_coefficients = (3.25 * 1 + 2.80 * 1 + 2.60 * 1) = 8.65

p1 = (883.72 * 2.50 * 0.71 + 731.34 * 3 * 0.29 + 734.94 * 3.20 * 0.43 + 589.74 * 2.40 * 0.57 + 451.61 * 2.20 * 0.71 + 222.22 * 2.10 * 0.86 + 782.61 * 2 * 1 + 770.11 * 3.25 * 1 + 680.85 * 2.60 * 1 + 418.18 * 2.80 * 1 + 857.14 * 2.30 * 1) / (2.50 * 0.71 + 3 * 0.29 + 3.20 * 0.43 + 2.40 * 0.57 + 2.20 * 0.71 + 2.10 * 0.86 + 2 * 1 + 3.25 * 1 + 2.60 * 1 + 2.80 * 1 + 2.30 * 1) = 650.1084898489433

p2 = (770.11 * 3.25 * 1 + 857.14 * 2.30 * 1 + 680.85 * 2.60 * 1) / max_coefficients = 721.9086705202312

score = 650.1084898489433 * 0.5 + 721.9086705202312 * 0.5 = 686.0085801845873

Rating changes

Show

Date Place Points Reason
2022-10-15 14 -> 13 684.59 -> 686.01

I wish to have dora san...: 86% -> 71%

2022-10-11 15 -> 14 684.59
2022-09-25 13 -> 15 693.61 -> 684.59

Summer Online Tournament: 86% -> 71%

2022-09-22 34 -> 13 660.16 -> 693.61
2021-02-01 32 -> 34 532.87 -> 660.16
2020-02-01 32 532.87

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 40/40 100% 2.40 ONLINE Winter Online Tournament
4 681 2021-12-12 16/48 100% 2.60 ONLINE Demons of autumn wind
5 770 2021-11-14 21/88 100% 3.25 ONLINE Winter Team Fight
6 783 2021-10-17 6/24 100% 2.00 ONLINE 5G Tournament
7 222 2021-09-12 22/28 86% 2.10 ONLINE Autumn Online Tournament
8 452 2021-08-15 18/32 71% 2.20 ONLINE I wish to have dora san...
9 884 2021-07-25 6/44 71% 2.50 ONLINE Summer Online Tournament
10 590 2021-04-18 17/40 57% 2.40 ONLINE Spring Online Tournament
11 735 2021-03-21 23/84 43% 3.20 ONLINE No Dora Tournament
12 731 2021-01-10 19/68 29% 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