Vinnichenko Aleksandr

From Simferopol, Russia

Player page

Internal rating (RR)

Rating date Nov. 12, 2026 (latest changes Nov. 8, 2026).

214 place (183.16).

max_coefficients = (4.71 * 1 + 3.40 * 1 + 3.40 * 1 + 3.40 * 1) = 14.91

p1 = (533.33 * 2 * 0.43 + 580.65 * 1.80 * 1 + 0 + 0 + 0) / (2 * 0.43 + 1.80 * 1 + 1 + 1 + 1) = 265.56070140705657

p2 = (580.65 * 1.80 * 1 + 533.33 * 2 * 0.43) / max_coefficients = 100.75989268947016

score = 265.56070140705657 * 0.5 + 100.75989268947016 * 0.5 = 183.16029704826337

Rating changes

Show

all results
Date Place Points Reason
2026-11-08 209 -> 214 183.16
2026-11-04 208 -> 209 181.53 -> 183.16
2026-10-31 205 -> 208 181.53
2026-10-27 200 -> 205 192.90 -> 181.53

South Dragon Cup II: 57% -> 43%
2026-10-16 201 -> 200 192.90
2026-10-15 202 -> 201 192.90
2026-10-13 209 -> 202 192.90
2026-10-08 210 -> 209 192.90
2026-09-06 204 -> 210 192.90
2026-09-01 206 -> 204 192.90

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 43% 2.00 RR South Dragon Cup II Simferopol