Shpilman Anna
From Saint Petersburg, Russia
EMA: 15990070
Common russian riichi rating (CRR)
Rating date June 8, 2026 (latest changes June 8, 2026).
322 place (66.81).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85
p1 = (666.67 * 3.05 * 0.14 + 157.89 * 3.85 * 0.29 + 0 + 0 + 0) / (3.05 * 0.14 + 3.85 * 0.29 + 1 + 1 + 1) = 102.35041745759834
p2 = (666.67 * 3.05 * 0.14 + 157.89 * 3.85 * 0.29) / max_coefficients = 31.261952861952864
score = 102.35041745759834 * 0.5 + 31.261952861952864 * 0.5 = 66.8061851597756
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-06-04 | 323 -> 322 | 66.81 | |
| 2026-05-31 | 319 -> 323 | 66.81 | |
| 2026-05-25 | 305 -> 319 | 109.56 -> 66.81 |
Duplicate riichi mahjong tournament 2024: 14% -> 0% |
| 2026-05-19 | 306 -> 305 | 109.56 | |
| 2026-05-17 | 304 -> 306 | 109.56 | |
| 2026-05-15 | 305 -> 304 | 109.56 | |
| 2026-05-12 | 313 -> 305 | 109.56 | |
| 2026-05-11 | 310 -> 313 | 109.56 | |
| 2026-05-05 | 311 -> 310 | 109.56 | |
| 2026-05-03 | 302 -> 311 | 109.41 -> 109.56 |