Kaplan Andrey
From Perm, Russia
EMA: 15990439
Internal rating (RR)
Rating date Feb. 19, 2023 (latest changes Feb. 19, 2023).
16 place (574.10).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.71) = 14.214335
p1 = (636.36 * 3.30 * 0.71 + 567.16 * 3.50 * 1 + 441.44 * 4.05 * 1 + 746.67 * 4.20 * 1 + 0) / (3.30 * 0.71 + 3.50 * 1 + 4.05 * 1 + 4.20 * 1 + 1) = 556.6184048787364
p2 = (746.67 * 4.20 * 1 + 567.16 * 3.50 * 1 + 441.44 * 4.05 * 1 + 636.36 * 3.30 * 0.71) / max_coefficients = 591.5816673801484
score = 556.6184048787364 * 0.5 + 591.5816673801484 * 0.5 = 574.1000361294424
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-02-19 | 16 | 570.14 -> 574.10 | |
| 2023-01-28 | 16 | 564.19 -> 570.14 | |
| 2023-01-06 | 16 | 575.59 -> 564.19 |
Kirov Tournament: 86% -> 71% |
| 2022-12-19 | 17 -> 16 | 572.74 -> 575.59 | |
| 2022-11-28 | 17 | 565.99 -> 572.74 | |
| 2022-11-06 | 33 -> 17 | 433.86 -> 565.99 |
IX Russian Riichi Championship: 0% -> 100% Kirov Tournament: 100% -> 86% |
| 2022-10-14 | 51 -> 33 | 412.37 -> 433.86 | |
| 2021-02-01 | 142 -> 51 | 302.49 -> 412.37 | |
| 2020-02-01 | 142 | 302.49 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 747 |
|
20/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
| 2 | 441 |
|
63/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
| 3 | 567 |
|
30/68 | 100% | 3.50 | RR | Tenpai can't buy happiness |
| 4 | 636 |
|
21/56 | 71% | 3.30 | RR | Kirov Tournament |
| 5 | 538 |
|
19/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
| 6 | 595 |
|
46/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
| 7 | 175 |
|
53/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
| 8 | 333 |
|
19/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
| 9 | 211 |
|
16/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |