Pogosyan Tamara
From Saint Petersburg, Russia
EMA: 15990121
Common russian riichi rating (CRR)
Rating date May 3, 2024 (latest changes May 3, 2024).
142 place (174.33).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (639.64 * 4.05 * 0.14 + 483.87 * 1.80 * 0.71 + 217.39 * 2.10 * 1 + 0 + 0) / (4.05 * 0.14 + 1.80 * 0.71 + 2.10 * 1 + 1 + 1) = 242.91116500418727
p2 = (483.87 * 1.80 * 0.71 + 217.39 * 2.10 * 1 + 639.64 * 4.05 * 0.14) / max_coefficients = 105.75474452554745
score = 242.91116500418727 * 0.5 + 105.75474452554745 * 0.5 = 174.33295476486737
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-04-25 | 140 -> 142 | 183.85 -> 174.33 |
Earth cup: 86% -> 71% |
| 2024-04-17 | 141 -> 140 | 183.85 | |
| 2024-04-12 | 134 -> 141 | 213.80 -> 183.85 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 134 | 184.67 -> 213.80 |
Seihoku spring tournament 2024: 0% -> 100% |
| 2024-03-20 | 138 -> 134 | 184.67 | |
| 2024-03-10 | 136 -> 138 | 187.37 -> 184.67 | |
| 2024-03-06 | 136 | 184.86 -> 187.37 | |
| 2024-02-25 | 133 -> 136 | 194.24 -> 184.86 |
Earth cup: 100% -> 86% |
| 2024-02-12 | 118 -> 133 | 224.14 -> 194.24 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 121 -> 118 | 224.14 |