Barskii Konstantin
From Ufa, Russia
Common russian riichi rating (CRR)
Rating date May 2, 2026 (latest changes May 2, 2026).
210 place (262.34).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (1000 * 1.20 * 0.57 + 842.11 * 1.90 * 0.86 + 0 + 0 + 0) / (1.20 * 0.57 + 1.90 * 0.86 + 1 + 1 + 1) = 387.08584783700934
p2 = (842.11 * 1.90 * 0.86 + 1000 * 1.20 * 0.57) / max_coefficients = 137.59464882943143
score = 387.08584783700934 * 0.5 + 137.59464882943143 * 0.5 = 262.3402483332204
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-05-01 | 213 -> 210 | 262.34 | |
| 2026-04-29 | 204 -> 213 | 277.66 -> 262.34 |
Martenho's New Year's Eve tournament: 71% -> 57% |
| 2026-04-26 | 205 -> 204 | 277.66 | |
| 2026-04-19 | 195 -> 205 | 277.66 | |
| 2026-04-16 | 196 -> 195 | 277.66 | |
| 2026-04-13 | 197 -> 196 | 277.66 | |
| 2026-04-11 | 191 -> 197 | 277.66 | |
| 2026-04-09 | 192 -> 191 | 277.66 | |
| 2026-04-05 | 187 -> 192 | 277.66 | |
| 2026-04-04 | 189 -> 187 | 277.66 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 842 |
|
4/20 | 86% | 1.90 | CRR | Martenho's Spring tournament | Ufa | |
| 2 | 1000 |
|
🥇 | 1/16 | 57% | 1.20 | CRR | Martenho's New Year's Eve tournament | Ufa |