Ivanov Georgy
From Saint Petersburg, Russia
EMA: 15990301
Common russian riichi rating (CRR)
Rating date May 6, 2024 (latest changes May 6, 2024).
160 place (120.03).
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 * 0.29 + 290.32 * 1.80 * 0.71 + 130.43 * 2.10 * 1 + 0 + 0) / (1.80 * 0.29 + 1.80 * 0.71 + 2.10 * 1 + 1 + 1) = 167.80169491525422
p2 = (290.32 * 1.80 * 0.71 + 666.67 * 1.80 * 0.29 + 130.43 * 2.10 * 1) / max_coefficients = 72.26496350364962
score = 167.80169491525422 * 0.5 + 72.26496350364962 * 0.5 = 120.03332920945192
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-05-05 | 159 -> 160 | 120.03 | |
| 2024-04-27 | 157 -> 159 | 136.71 -> 120.03 |
Sun tournament: 43% -> 29% |
| 2024-04-25 | 157 | 141.47 -> 136.71 |
Earth cup: 86% -> 71% |
| 2024-04-17 | 158 -> 157 | 141.47 | |
| 2024-04-12 | 159 -> 158 | 141.47 | |
| 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 |
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 | 71% | 1.80 | CRR | Earth cup |
| 3 | 667 |
|
14/40 | 29% | 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 |