Chekan Vikmar
From Saint Petersburg, Russia
EMA: 15990345
Common russian riichi rating (CRR)
Rating date Sept. 1, 2023 (latest changes Sept. 1, 2023).
116 place (244.56).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999
p1 = (1000 * 1.40 * 1 + 410.26 * 1.80 * 0.86 + 96.77 * 1.80 * 1 + 0 + 0) / (1.40 * 1 + 1.80 * 0.86 + 1.80 * 1 + 1 + 1) = 327.33234659888063
p2 = (1000 * 1.40 * 1 + 410.26 * 1.80 * 0.86 + 96.77 * 1.80 * 1) / max_coefficients = 161.7784762274045
score = 327.33234659888063 * 0.5 + 161.7784762274045 * 0.5 = 244.55541141314256
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-01 | 43 -> 116 | 465.75 -> 244.56 | |
| 2021-02-01 | 41 -> 43 | 593.89 -> 465.75 | |
| 2020-02-01 | 41 | 593.89 |