Barabanov Alexandr
From Krasnogorsk, Russia
EMA: 15990380
Internal rating (RR)
Rating date March 29, 2026 (latest changes March 26, 2026).
218 place (100.39).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (775.70 * 4.60 * 0.14 + 215.69 * 3.05 * 0.29 + 0 + 0 + 0) / (4.60 * 0.14 + 3.05 * 0.29 + 1 + 1 + 1) = 154.09414349513384
p2 = (775.70 * 4.60 * 0.14 + 215.69 * 3.05 * 0.29) / max_coefficients = 46.67892976588628
score = 154.09414349513384 * 0.5 + 46.67892976588628 * 0.5 = 100.38653663051005
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-12 | 203 -> 218 | 156.80 -> 100.39 |
X Russian Championship: 29% -> 14% |
| 2026-03-10 | 204 -> 203 | 156.80 | |
| 2026-03-07 | 205 -> 204 | 156.80 | |
| 2026-02-23 | 195 -> 205 | 156.80 | |
| 2026-02-09 | 193 -> 195 | 159.28 -> 156.80 |
Agari Summer Tournament 2024: 43% -> 29% |
| 2026-02-04 | 194 -> 193 | 159.28 | |
| 2026-01-30 | 196 -> 194 | 159.28 | |
| 2026-01-25 | 194 -> 196 | 159.28 | |
| 2026-01-12 | 176 -> 194 | 204.82 -> 159.28 |
X Russian Championship: 43% -> 29% |
| 2026-01-07 | 175 -> 176 | 204.82 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 216 |
|
41/52 | 29% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 2 | 776 |
|
25/108 | 14% | 4.60 | RR | X Russian Championship | Perm | |
| 3 | 919 |
|
10/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship | Moscow | |
| 4 | 743 |
|
10/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 | Moscow | |
| 5 | 830 |
|
9/48 | 0% | 3.10 | RR | Agari team tournament 2019 | Moscow | |
| 6 | 95 |
|
58/64 | 0% | 3.45 | EMA | White Dragon Tournament | Moscow | |
| 7 | 296 |
|
20/28 | 0% | 3.00 | RR | Moscow Open Riichi Marathon | Moscow | |
| 8 | 800 |
|
4/16 | 0% | 1.40 | RR | Red Dragon tournament 2017 | Moscow | |
| 9 | 370 |
|
18/28 | 0% | 2.60 | RR | Moscow Riichi Half Marathon 2017 | Moscow |