Petrova Anna
From Nizhny Novgorod, Russia
Online rating
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
14 place (660.02).
how we calculated rating score
max_coefficients = (3.20 * 1 + 2.80 * 1 + 2.95 * 0.86) = 8.528445
p1 = (587.30 * 2.95 * 0.86 + 0 * 1.90 * 1 + 891.57 * 3.20 * 1 + 236.36 * 2.80 * 1 + 900 * 2.40 * 1) / (2.95 * 0.86 + 1.90 * 1 + 3.20 * 1 + 2.80 * 1 + 2.40 * 1) = 558.1183066225095
p2 = (891.57 * 3.20 * 1 + 900 * 2.40 * 1 + 587.30 * 2.95 * 0.86) / max_coefficients = 761.9173249050677
score = 558.1183066225095 * 0.5 + 761.9173249050677 * 0.5 = 660.0178157637886
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2020-02-01 | 14 | 660.02 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 0 |
|
20/20 | 100% | 1.90 | ONLINE | IORMC Qualifiers 2019 |
| 2 | 900 |
|
5/41 | 100% | 2.40 | ONLINE | Autumn Online Tournament |
| 3 | 236 |
|
43/56 | 100% | 2.80 | ONLINE | Summer Online Tournament |
| 4 | 892 |
|
10/84 | 100% | 3.20 | ONLINE | Riichi Online Open Team Cup |
| 5 | 587 |
|
27/64 | 86% | 2.95 | ONLINE | Winter Online Tournament |
| 6 | 681 |
|
16/48 | 0% | 2.00 | ONLINE | Winter riichi-blitz 2017 |
| 7 | 30 |
|
66/68 | 0% | 2.40 | ONLINE | Autumn riichi-blitz 2016 |