Sedavnykh Nikita
From Yekaterinburg, Russia
Common russian riichi rating (CRR)
Rating date Oct. 15, 2025 (latest changes Oct. 13, 2025).
229 place (173.47).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.85 * 0.86) = 14.349835
p1 = (407.41 * 2.30 * 0.43 + 531.91 * 2.80 * 0.71 + 0 + 0 + 0) / (2.30 * 0.43 + 2.80 * 0.71 + 1 + 1 + 1) = 244.82192915924637
p2 = (531.91 * 2.80 * 0.71 + 407.41 * 2.30 * 0.43) / max_coefficients = 102.12382232966442
score = 244.82192915924637 * 0.5 + 102.12382232966442 * 0.5 = 173.4728757444554
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | |
2025-08-25 | 211 -> 213 | 219.41 -> 212.32 |
Chasing Kan: 57% -> 43% |
2025-08-04 | 212 -> 211 | 218.80 -> 219.41 |
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 | 43% | 2.30 | CRR | Chasing Kan | Yekaterinburg | |
3 | 263 |
|
15/20 | 0% | 2.10 | CRR | 13 tiles until tempai | Yekaterinburg |