Grishin Viktor
Russian Champion 2014
From Vidnoye, Russia
EMA: 15990097
Online rating
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
13 place (755.88).
how we calculated rating score
max_coefficients = (3.71 * 1 + 3.70 * 1 + 3.69 * 1) = 11.1
p1 = (614.46 * 3.20 * 0.14 + 1000 * 3.71 * 1 + 444.44 * 3.69 * 1 + 368.42 * 1.90 * 1 + 666.67 * 2.60 * 1 + 920.86 * 3.70 * 1) / (3.20 * 0.14 + 3.71 * 1 + 3.69 * 1 + 1.90 * 1 + 2.60 * 1 + 3.70 * 1) = 714.4111580541661
p2 = (1000 * 3.71 * 1 + 920.86 * 3.70 * 1 + 666.67 * 2.60 * 1) / max_coefficients = 797.3441441441443
score = 714.4111580541661 * 0.5 + 797.3441441441443 * 0.5 = 755.8776510991552
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2021-02-01 | 60 -> 13 | 372.75 -> 755.88 | |
| 2020-02-01 | 60 | 372.75 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 667 |
|
14/40 | 100% | 2.60 | ONLINE | Demons of winter wind |
| 2 | 368 |
|
13/20 | 100% | 1.90 | ONLINE | IORMC Qualifiers 2020 |
| 3 | 444 |
|
76/136 | 100% | 3.69 | ONLINE | Riichi Online Open Team Cup |
| 4 | 921 |
|
12/140 | 100% | 3.70 | ONLINE | Corona go away |
| 5 | 1000 |
|
1/144 | 100% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |
| 6 | 614 |
|
33/84 | 14% | 3.20 | ONLINE | Riichi Online Open Team Cup |
| 7 | 696 |
|
8/24 | 0% | 2.00 | ONLINE | IORMC Qualifiers 2018 |
| 8 | 186 |
|
49/60 | 0% | 2.90 | ONLINE | Summer online tournament 2018 |
| 9 | 630 |
|
11/28 | 0% | 1.70 | ONLINE | IORMC Qualifiers 2017 |