Pogosyan Tamara
From Saint Petersburg, Russia
EMA: 15990121
Common russian riichi rating (CRR)
Rating date July 28, 2023 (latest changes July 28, 2023).
69 place (367.58).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255
p1 = (760 * 3.45 * 0.29 + 639.64 * 4.05 * 0.86 + 483.87 * 1.80 * 1 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.86 + 1.80 * 1 + 1 + 1) = 465.11653255693403
p2 = (639.64 * 4.05 * 0.86 + 483.87 * 1.80 * 1 + 760 * 3.45 * 0.29) / max_coefficients = 270.0485997895404
score = 465.11653255693403 * 0.5 + 270.0485997895404 * 0.5 = 367.5825661732372
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-28 | 58 -> 69 | 389.06 -> 367.58 |
Saint Petersburg Open 2021: 43% -> 29% |
2023-07-20 | 60 -> 58 | 389.06 | |
2023-07-09 | 61 -> 60 | 389.06 | |
2023-07-06 | 62 -> 61 | 389.06 | |
2023-07-03 | 63 -> 62 | 389.06 | |
2023-06-19 | 88 -> 63 | 289.37 -> 389.06 | |
2021-02-01 | 64 -> 88 | 516.05 -> 289.37 | |
2020-02-01 | 64 | 516.05 |