Karpov Alexandr
From Novosibirsk, Russia
EMA: 15020011
Online rating
Rating date Sept. 14, 2023 (latest changes Sept. 14, 2023).
48 place (224.38).
how we calculated rating score
max_coefficients = (3 * 1 + 2.80 * 0.71 + 2.30 * 0.86) = 6.97137
p1 = (272.73 * 1.70 * 0.14 + 586.21 * 3.25 * 0.14 + 1000 * 2.40 * 0.29 + 0 + 0) / (1.70 * 0.14 + 3.25 * 0.14 + 2.40 * 0.29 + 1 + 1) = 301.8477557702764
p2 = (1000 * 2.40 * 0.29 + 586.21 * 3.25 * 0.14 + 272.73 * 1.70 * 0.14) / max_coefficients = 146.91229987792929
score = 301.8477557702764 * 0.5 + 146.91229987792929 * 0.5 = 224.38002782410285
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-14 | 47 -> 48 | 261.00 -> 224.38 |
Winter Team Fight: 29% -> 14% |
2023-09-12 | 50 -> 47 | 261.00 | |
2023-09-11 | 50 | 256.81 -> 261.00 | |
2023-08-26 | 51 -> 50 | 252.20 -> 256.81 | |
2023-08-15 | 39 -> 51 | 336.15 -> 252.20 |
I wish to have dora san...: 14% -> 0% |
2023-08-12 | 35 -> 39 | 383.68 -> 336.15 |
Winter Online Tournament: 43% -> 29% |
2023-07-26 | 35 | 375.28 -> 383.68 |
IORMC Qualifiers 2021: 29% -> 14% |
2023-07-25 | 37 -> 35 | 375.28 | |
2023-07-14 | 33 -> 37 | 396.82 -> 375.28 |
Winter Team Fight: 43% -> 29% |
2023-07-12 | 34 -> 33 | 396.82 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 1000 |
|
1/40 | 29% | 2.40 | ONLINE | Winter Online Tournament |
2 | 586 |
|
37/88 | 14% | 3.25 | ONLINE | Winter Team Fight |
3 | 273 |
|
9/12 | 14% | 1.70 | ONLINE | IORMC Qualifiers 2021 |
4 | 742 |
|
9/32 | 0% | 2.20 | ONLINE | I wish to have dora san... |
5 | 932 |
|
8/104 | 0% | 3.45 | ONLINE | Riichi Online Open Team Cup |
6 | 36 |
|
81/84 | 0% | 3.20 | ONLINE | No Dora Tournament |
7 | 851 |
|
11/68 | 0% | 3.00 | ONLINE | Winter Online Tournament |
8 | 414 |
|
59/100 | 0% | 3.40 | ONLINE | Riichi Online Open Team Cup |
9 | 871 |
|
5/32 | 0% | 2.20 | ONLINE | 北斗 Tournament |
10 | 137 |
|
45/52 | 0% | 2.70 | ONLINE | Rainy season tournament[梅雨] |
11 | 690 |
|
23/72 | 0% | 3.05 | ONLINE | Summer Tournament |
12 | 889 |
|
16/136 | 0% | 3.69 | ONLINE | Riichi Online Open Team Cup |
13 | 972 |
|
4/108 | 0% | 3.50 | ONLINE | Spring tournament |
14 | 878 |
|
16/124 | 0% | 3.06 | ONLINE | Be cool stay home |
15 | 813 |
|
27/140 | 0% | 3.70 | ONLINE | Corona go away |
16 | 175 |
|
119/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |
17 | 1000 |
|
1/41 | 0% | 2.40 | ONLINE | Autumn Online Tournament |
18 | 509 |
|
28/56 | 0% | 2.80 | ONLINE | Summer Online Tournament |
19 | 386 |
|
52/84 | 0% | 3.20 | ONLINE | Riichi Online Open Team Cup |
20 | 451 |
|
29/52 | 0% | 2.70 | ONLINE | Spring online tournament 2018 |
21 | 326 |
|
30/44 | 0% | 2.30 | ONLINE | Winter online tournament 2018 |
22 | 343 |
|
45/68 | 0% | 2.40 | ONLINE | Autumn riichi-blitz 2016 |