Sanzharov Roman
From Barnaul, Russia
EMA: 15020091
Online rating
Rating date Feb. 17, 2023 (latest changes Feb. 17, 2023).
13 place (610.34).
how we calculated rating score
max_coefficients = (2.80 * 1 + 3.25 * 0.71 + 2.30 * 1) = 7.421475
p1 = (542.17 * 3.20 * 0.14 + 790.70 * 2.50 * 0.43 + 481.48 * 2.10 * 0.57 + 745.45 * 2.80 * 1 + 571.43 * 2.30 * 1) / (3.20 * 0.14 + 2.50 * 0.43 + 2.10 * 0.57 + 2.80 * 1 + 2.30 * 1) = 648.185143931575
p2 = (745.45 * 2.80 * 1 + 571.43 * 2.30 * 1 + 790.70 * 2.50 * 0.43) / max_coefficients = 572.499402073038
score = 648.185143931575 * 0.5 + 572.499402073038 * 0.5 = 610.3422730023065
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-02-12 | 15 -> 13 | 610.34 | |
| 2023-01-25 | 17 -> 15 | 610.34 | |
| 2023-01-21 | 19 -> 17 | 607.42 -> 610.34 |
No Dora Tournament: 29% -> 14% |
| 2023-01-16 | 21 -> 19 | 607.42 | |
| 2023-01-14 | 24 -> 21 | 590.57 -> 607.42 | |
| 2023-01-12 | 24 | 587.76 -> 590.57 |
Autumn Online Tournament: 71% -> 57% |
| 2022-12-20 | 21 -> 24 | 608.73 -> 587.76 |
Fast and Expensive: 57% -> 43% |
| 2022-12-18 | 22 -> 21 | 608.73 | |
| 2022-12-12 | 24 -> 22 | 598.20 -> 608.73 | |
| 2022-11-21 | 24 | 595.75 -> 598.20 |
No Dora Tournament: 43% -> 29% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 571 |
|
16/36 | 100% | 2.30 | ONLINE | Autumn Online Tournament |
| 2 | 745 |
|
15/56 | 100% | 2.80 | ONLINE | Summer Online Tournament |
| 3 | 481 |
|
15/28 | 57% | 2.10 | ONLINE | Autumn Online Tournament |
| 4 | 791 |
|
10/44 | 43% | 2.50 | ONLINE | Fast and Expensive |
| 5 | 542 |
|
39/84 | 14% | 3.20 | ONLINE | No Dora Tournament |
| 6 | 73 |
|
52/56 | 0% | 2.80 | ONLINE | Autumn Online Tournament |
| 7 | 254 |
|
54/72 | 0% | 3.05 | ONLINE | Summer Tournament |
| 8 | 148 |
|
116/136 | 0% | 3.69 | ONLINE | Riichi Online Open Team Cup |
| 9 | 617 |
|
42/108 | 0% | 3.50 | ONLINE | Spring tournament |
| 10 | 398 |
|
75/124 | 0% | 3.06 | ONLINE | Be cool stay home |
| 11 | 888 |
|
17/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |
| 12 | 789 |
|
5/20 | 0% | 1.90 | ONLINE | IORMC Qualifiers 2019 |
| 13 | 566 |
|
37/84 | 0% | 3.20 | ONLINE | Riichi Online Open Team Cup |
| 14 | 810 |
|
13/64 | 0% | 2.95 | ONLINE | Winter Online Tournament |
| 15 | 763 |
|
15/60 | 0% | 2.90 | ONLINE | Ryan Pin Online Tournament |
| 16 | 203 |
|
48/60 | 0% | 2.90 | ONLINE | Summer online tournament 2018 |
| 17 | 837 |
|
8/44 | 0% | 2.30 | ONLINE | Winter online tournament 2018 |
| 18 | 370 |
|
18/28 | 0% | 1.70 | ONLINE | IORMC Qualifiers 2017 |
| 19 | 326 |
|
30/44 | 0% | 1.90 | ONLINE | Summer riichi-blitz 2017 |
| 20 | 104 |
|
61/68 | 0% | 2.40 | ONLINE | Autumn riichi-blitz 2016 |