Vinnichenko Aleksandr

From Simferopol, Russia

Player page

Internal rating (RR)

Rating date Sept. 8, 2026 (latest changes Sept. 7, 2026).

210 place (192.90).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (533.33 * 2 * 0.57 + 580.65 * 1.80 * 1 + 0 + 0 + 0) / (2 * 0.57 + 1.80 * 1 + 1 + 1 + 1) = 278.4293598976913

p2 = (580.65 * 1.80 * 1 + 533.33 * 2 * 0.57) / max_coefficients = 107.37508111615834

score = 278.4293598976913 * 0.5 + 107.37508111615834 * 0.5 = 192.90222050692483

Rating changes

Show

all results
Date Place Points Reason
2026-09-06 204 -> 210 192.90
2026-09-01 206 -> 204 192.90
2026-08-31 207 -> 206 192.73 -> 192.90
2026-08-27 203 -> 207 203.51 -> 192.73

South Dragon Cup II: 71% -> 57%
2026-08-16 202 -> 203 203.51
2026-08-15 202 203.08 -> 203.51
2026-08-13 205 -> 202 203.08
2026-08-04 209 -> 205 203.08
2026-08-03 210 -> 209 203.08
2026-08-02 211 -> 210 203.08

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 581 2026-07-25 14/32 100% 1.80 RR Seihoku Summer Tournament 2026 Saint Petersburg
2 533 2025-04-27 8/16 57% 2.00 RR South Dragon Cup II Simferopol