Ivanov Georgy
From Saint Petersburg, Russia
EMA: 15990301
Common russian riichi rating (CRR)
Rating date March 30, 2024 (latest changes March 30, 2024).
159 place (141.47).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (666.67 * 1.80 * 0.43 + 290.32 * 1.80 * 0.86 + 130.43 * 2.10 * 1 + 0 + 0) / (1.80 * 0.43 + 1.80 * 0.86 + 2.10 * 1 + 1 + 1) = 192.71591734666197
p2 = (666.67 * 1.80 * 0.43 + 290.32 * 1.80 * 0.86 + 130.43 * 2.10 * 1) / max_coefficients = 90.22846715328467
score = 192.71591734666197 * 0.5 + 90.22846715328467 * 0.5 = 141.47219224997332
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-03-30 | 155 -> 159 | 125.65 -> 141.47 |
Seihoku spring tournament 2024: 0% -> 100% |
| 2024-03-20 | 162 -> 155 | 125.65 | |
| 2024-03-10 | 159 -> 162 | 127.40 -> 125.65 | |
| 2024-03-06 | 160 -> 159 | 125.78 -> 127.40 | |
| 2024-03-03 | 161 -> 160 | 125.78 | |
| 2024-02-27 | 156 -> 161 | 143.26 -> 125.78 |
Sun tournament: 57% -> 43% |
| 2024-02-25 | 150 -> 156 | 147.91 -> 143.26 |
Earth cup: 100% -> 86% |
| 2024-02-12 | 151 -> 150 | 147.91 | |
| 2024-01-20 | 153 -> 151 | 147.91 | |
| 2024-01-06 | 153 | 146.05 -> 147.91 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 130 |
|
41/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 2 | 290 |
|
23/32 | 86% | 1.80 | CRR | Earth cup |
| 3 | 667 |
|
14/40 | 43% | 1.80 | CRR | Sun tournament |
| 4 | 522 |
|
12/24 | 0% | 2.50 | RR | West cup 2018 |
| 5 | 410 |
|
24/40 | 0% | 1.80 | RR | Saint Petersburg championship. Northern cup 2017 |
| 6 | 897 |
|
5/40 | 0% | 1.80 | RR | Saint Petersburg championship. West cup 2017 |
| 7 | 558 |
|
20/44 | 0% | 1.90 | RR | Saint Petersburg championship. South cup 2017 |
| 8 | 465 |
|
39/72 | 0% | 3.25 | EMA | Saint Petersburg Riichi Open 2016 |
| 9 | 742 |
|
9/32 | 0% | 1.60 | RR | Tournament of 4 winds. West cup 2016 |