Petrushchenko Sergey
From Moscow, Russia
EMA: 15990288
Online rating
Rating date Oct. 7, 2022 (latest changes Oct. 7, 2022).
15 place (684.59).
how we calculated rating score
max_coefficients = (3.25 * 1 + 2.80 * 1 + 2.60 * 1) = 8.65
p1 = (222.22 * 2.10 * 0.86 + 731.34 * 3 * 0.29 + 883.72 * 2.50 * 0.71 + 451.61 * 2.20 * 0.86 + 770.11 * 3.25 * 1 + 418.18 * 2.80 * 1 + 857.14 * 2.30 * 1 + 782.61 * 2 * 1 + 734.94 * 3.20 * 0.43 + 589.74 * 2.40 * 0.57 + 680.85 * 2.60 * 1) / (2.10 * 0.86 + 3 * 0.29 + 2.50 * 0.71 + 2.20 * 0.86 + 3.25 * 1 + 2.80 * 1 + 2.30 * 1 + 2 * 1 + 3.20 * 0.43 + 2.40 * 0.57 + 2.60 * 1) = 647.2767679960183
p2 = (770.11 * 3.25 * 1 + 857.14 * 2.30 * 1 + 680.85 * 2.60 * 1) / max_coefficients = 721.9086705202312
score = 647.2767679960183 * 0.5 + 721.9086705202312 * 0.5 = 684.5927192581248
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 |
|
6/36 | 100% | 2.30 | ONLINE | Autumn Online Tournament |
2 | 418 |
|
33/56 | 100% | 2.80 | ONLINE | Summer Online Tournament |
3 | 0 |
|
40/40 | 100% | 2.40 | ONLINE | Winter Online Tournament |
4 | 681 |
|
16/48 | 100% | 2.60 | ONLINE | Demons of autumn wind |
5 | 770 |
|
21/88 | 100% | 3.25 | ONLINE | Winter Team Fight |
6 | 783 |
|
6/24 | 100% | 2.00 | ONLINE | 5G Tournament |
7 | 222 |
|
22/28 | 86% | 2.10 | ONLINE | Autumn Online Tournament |
8 | 452 |
|
18/32 | 86% | 2.20 | ONLINE | I wish to have dora san... |
9 | 884 |
|
6/44 | 71% | 2.50 | ONLINE | Summer Online Tournament |
10 | 590 |
|
17/40 | 57% | 2.40 | ONLINE | Spring Online Tournament |
11 | 735 |
|
23/84 | 43% | 3.20 | ONLINE | No Dora Tournament |
12 | 731 |
|
19/68 | 29% | 3.00 | ONLINE | Winter Online Tournament |
13 | 127 |
|
49/56 | 0% | 2.80 | ONLINE | Autumn Online Tournament |
14 | 804 |
|
11/52 | 0% | 2.70 | ONLINE | Rainy season tournament[梅雨] |
15 | 915 |
|
7/72 | 0% | 3.05 | ONLINE | Summer Tournament |
16 | 133 |
|
118/136 | 0% | 3.69 | ONLINE | Riichi Online Open Team Cup |
17 | 159 |
|
91/108 | 0% | 3.50 | ONLINE | Spring tournament |
18 | 568 |
|
61/140 | 0% | 3.70 | ONLINE | Corona go away |
19 | 951 |
|
8/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |
20 | 782 |
|
13/56 | 0% | 2.80 | ONLINE | Summer Online Tournament |
21 | 778 |
|
15/64 | 0% | 2.95 | ONLINE | Winter Online Tournament |
22 | 322 |
|
41/60 | 0% | 2.90 | ONLINE | Summer online tournament 2018 |
23 | 766 |
|
12/48 | 0% | 2.00 | ONLINE | Winter riichi-blitz 2017 |
24 | 239 |
|
52/68 | 0% | 2.40 | ONLINE | Autumn riichi-blitz 2016 |