Petrushchenko Sergey
From Moscow, Russia
EMA: 15990288
Online rating
Rating date May 27, 2022 (latest changes May 27, 2022).
18 place (691.95).
how we calculated rating score
max_coefficients = (3.25 * 1 + 3.45 * 0.86 + 2.60 * 1) = 8.806995
p1 = (915.49 * 3.05 * 0.14 + 803.92 * 2.70 * 0.14 + 127.27 * 2.80 * 0.29 + 731.34 * 3 * 0.57 + 734.94 * 3.20 * 0.71 + 589.74 * 2.40 * 0.86 + 883.72 * 2.50 * 1 + 451.61 * 2.20 * 1 + 222.22 * 2.10 * 1 + 782.61 * 2 * 1 + 770.11 * 3.25 * 1 + 680.85 * 2.60 * 1) / (3.05 * 0.14 + 2.70 * 0.14 + 2.80 * 0.29 + 3 * 0.57 + 3.20 * 0.71 + 2.40 * 0.86 + 2.50 * 1 + 2.20 * 1 + 2.10 * 1 + 2 * 1 + 3.25 * 1 + 2.60 * 1) = 647.8461401693387
p2 = (770.11 * 3.25 * 1 + 883.72 * 2.50 * 1 + 680.85 * 2.60 * 1) / max_coefficients = 736.0490155836354
score = 647.8461401693387 * 0.5 + 736.0490155836354 * 0.5 = 691.947577876487
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-05-24 | 22 -> 18 | 686.01 -> 691.95 |
Riichi Online Open Team Cup: 14% -> 0% |
| 2022-05-21 | 20 -> 22 | 694.83 -> 686.01 |
No Dora Tournament: 86% -> 71% |
| 2022-05-16 | 24 -> 20 | 675.21 -> 694.83 | |
| 2022-05-13 | 25 -> 24 | 670.90 -> 675.21 |
Autumn Online Tournament: 43% -> 29% |
| 2022-05-12 | 24 -> 25 | 672.29 -> 670.90 |
Rainy season tournament［梅雨］: 29% -> 14% |
| 2022-05-10 | 22 -> 24 | 686.83 -> 672.29 |
Winter Online Tournament: 71% -> 57% Spring tournament: 14% -> 0% |
| 2022-05-07 | 23 -> 22 | 686.83 | |
| 2022-05-01 | 24 -> 23 | 686.83 | |
| 2022-04-29 | 35 -> 24 | 660.16 -> 686.83 | |
| 2021-02-01 | 32 -> 35 | 532.87 -> 660.16 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 0 |
|
40/40 | 100% | 2.40 | ONLINE | Winter Online Tournament |
| 2 | 681 |
|
16/48 | 100% | 2.60 | ONLINE | Demons of autumn wind |
| 3 | 770 |
|
21/88 | 100% | 3.25 | ONLINE | Winter Team Fight |
| 4 | 783 |
|
6/24 | 100% | 2.00 | ONLINE | 5G Tournament |
| 5 | 222 |
|
22/28 | 100% | 2.10 | ONLINE | Autumn Online Tournament |
| 6 | 452 |
|
18/32 | 100% | 2.20 | ONLINE | I wish to have dora san... |
| 7 | 884 |
|
6/44 | 100% | 2.50 | ONLINE | Summer Online Tournament |
| 8 | 590 |
|
17/40 | 86% | 2.40 | ONLINE | Spring Online Tournament |
| 9 | 735 |
|
23/84 | 71% | 3.20 | ONLINE | No Dora Tournament |
| 10 | 731 |
|
19/68 | 57% | 3.00 | ONLINE | Winter Online Tournament |
| 11 | 127 |
|
49/56 | 29% | 2.80 | ONLINE | Autumn Online Tournament |
| 12 | 804 |
|
11/52 | 14% | 2.70 | ONLINE | Rainy season tournament［梅雨］ |
| 13 | 915 |
|
7/72 | 14% | 3.05 | ONLINE | Summer Tournament |
| 14 | 133 |
|
118/136 | 0% | 3.69 | ONLINE | Riichi Online Open Team Cup |
| 15 | 159 |
|
91/108 | 0% | 3.50 | ONLINE | Spring tournament |
| 16 | 568 |
|
61/140 | 0% | 3.70 | ONLINE | Corona go away |
| 17 | 951 |
|
8/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |
| 18 | 782 |
|
13/56 | 0% | 2.80 | ONLINE | Summer Online Tournament |
| 19 | 778 |
|
15/64 | 0% | 2.95 | ONLINE | Winter Online Tournament |
| 20 | 322 |
|
41/60 | 0% | 2.90 | ONLINE | Summer online tournament 2018 |
| 21 | 766 |
|
12/48 | 0% | 2.00 | ONLINE | Winter riichi-blitz 2017 |
| 22 | 239 |
|
52/68 | 0% | 2.40 | ONLINE | Autumn riichi-blitz 2016 |