Elshankin Andrey
From Ivanovo, Russia
EMA: 15990133
Common russian riichi rating (CRR)
Rating date Jan. 14, 2023 (latest changes Jan. 14, 2023).
52 place (418.92).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995
p1 = (653.33 * 4.20 * 1 + 552.24 * 3.50 * 1 + 315.32 * 4.05 * 1 + 0 + 0) / (4.20 * 1 + 3.50 * 1 + 4.05 * 1 + 1 + 1) = 433.00872727272724
p2 = (653.33 * 4.20 * 1 + 552.24 * 3.50 * 1 + 315.32 * 4.05 * 1) / max_coefficients = 404.8325303707522
score = 433.00872727272724 * 0.5 + 404.8325303707522 * 0.5 = 418.9206288217397
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-01-14 | 51 -> 52 | 418.92 | |
2023-01-06 | 52 -> 51 | 418.92 | |
2022-12-19 | 53 -> 52 | 416.97 -> 418.92 | |
2022-12-18 | 51 -> 53 | 416.97 | |
2022-11-28 | 53 -> 51 | 412.36 -> 416.97 | |
2022-11-06 | 74 -> 53 | 264.36 -> 412.36 |
IX Russian Riichi Championship: 0% -> 100% |
2022-11-03 | 76 -> 74 | 264.36 | |
2022-09-03 | 77 -> 76 | 264.36 | |
2022-08-27 | 73 -> 77 | 264.36 | |
2022-08-20 | 71 -> 73 | 264.36 |