Pogosyan Tamara
From Saint Petersburg, Russia
EMA: 15990121
Internal rating (RR)
Rating date Sept. 6, 2023 (latest changes Sept. 6, 2023).
100 place (276.53).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (760 * 3.45 * 0.29 + 639.64 * 4.05 * 0.71 + 0 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.71 + 1 + 1 + 1) = 377.91666303219563
p2 = (639.64 * 4.05 * 0.71 + 760 * 3.45 * 0.29) / max_coefficients = 175.13608344452558
score = 377.91666303219563 * 0.5 + 175.13608344452558 * 0.5 = 276.52637323836063
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-03 | 81 -> 100 | 290.16 -> 276.53 | |
2023-08-19 | 82 -> 81 | 290.16 | |
2023-08-12 | 75 -> 82 | 309.73 -> 290.16 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 65 -> 75 | 334.91 -> 309.73 |
Saint Petersburg Open 2021: 43% -> 29% |
2023-07-20 | 68 -> 65 | 330.43 -> 334.91 | |
2023-07-06 | 69 -> 68 | 330.43 | |
2023-06-19 | 79 -> 69 | 289.37 -> 330.43 | |
2021-02-01 | 61 -> 79 | 516.05 -> 289.37 | |
2020-02-01 | 61 | 516.05 |