Sedavnykh Nikita
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date Nov. 5, 2025 (latest changes Nov. 5, 2025).
233 place (164.25).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.25 * 1) = 14.3
p1 = (407.41 * 2.30 * 0.29 + 531.91 * 2.80 * 0.71 + 0 + 0 + 0) / (2.30 * 0.29 + 2.80 * 0.71 + 1 + 1 + 1) = 235.37647048425444
p2 = (531.91 * 2.80 * 0.71 + 407.41 * 2.30 * 0.29) / max_coefficients = 93.11608391608391
score = 235.37647048425444 * 0.5 + 93.11608391608391 * 0.5 = 164.24627720016917
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-01 | 233 | 164.08 -> 164.25 | |
| 2025-10-25 | 229 -> 233 | 173.47 -> 164.08 |
Chasing Kan: 43% -> 29% |
| 2025-10-13 | 230 -> 229 | 171.92 -> 173.47 | |
| 2025-09-25 | 231 -> 230 | 171.92 | |
| 2025-09-15 | 233 -> 231 | 171.92 | |
| 2025-09-14 | 222 -> 233 | 188.09 -> 171.92 |
Guardian of the Winds: 86% -> 71% |
| 2025-09-03 | 228 -> 222 | 188.09 | |
| 2025-09-01 | 228 | 186.60 -> 188.09 | |
| 2025-08-31 | 224 -> 228 | 186.60 | |
| 2025-08-26 | 213 -> 224 | 212.32 -> 186.60 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 532 |
|
23/48 | 71% | 2.80 | RR | Guardian of the Winds | Yekaterinburg | |
| 2 | 407 |
|
17/28 | 29% | 2.30 | CRR | Chasing Kan | Yekaterinburg | |
| 3 | 263 |
|
15/20 | 0% | 2.10 | CRR | 13 tiles until tempai | Yekaterinburg |