Essen Aleksandr
From Saint Petersburg, Russia
Internal rating (RR)
Rating date March 2, 2026 (latest changes March 2, 2026).
103 place (412.56).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (714.29 * 3.45 * 1 + 716.22 * 3.40 * 1 + 0 + 0 + 0) / (3.45 * 1 + 3.40 * 1 + 1 + 1 + 1) = 497.4040609137056
p2 = (714.29 * 3.45 * 1 + 716.22 * 3.40 * 1) / max_coefficients = 327.72107023411377
score = 497.4040609137056 * 0.5 + 327.72107023411377 * 0.5 = 412.5625655739097
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-01 | 102 -> 103 | 412.56 | |
| 2026-02-23 | 102 | 412.56 |
White Wolf Cup 2026: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 716 |
|
22/75 | 100% | 3.40 | RR | White Wolf Cup 2026 | Saint Petersburg | |
| 2 | 714 |
|
23/78 | 100% | 3.45 | RR | SPB Riichi Open 2025 | Saint Petersburg |