Kolesnikov Aleksandr

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date Nov. 3, 2026 (latest changes Nov. 3, 2026).

140 place (326.95).

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

p1 = (207.79 * 3.45 * 0.71 + 432.43 * 3.40 * 1 + 900 * 1.70 * 1 + 64.52 * 1.80 * 1 + 84.51 * 3.40 * 1 + 628.57 * 1.90 * 1) / (3.45 * 0.71 + 3.40 * 1 + 1.70 * 1 + 1.80 * 1 + 3.40 * 1 + 1.90 * 1) = 348.46994425591066

p2 = (900 * 1.70 * 1 + 432.43 * 3.40 * 1 + 628.57 * 1.90 * 1 + 207.79 * 3.45 * 0.71) / max_coefficients = 305.4269954574951

score = 348.46994425591066 * 0.5 + 305.4269954574951 * 0.5 = 326.9484698567029

Rating changes

Show

all results
Date Place Points Reason
2026-10-31 158 -> 140 278.16 -> 326.95

SPB Riichi Open 2025: 86% -> 71%

Seihoku autumn tournament 2026: 0% -> 100%
2026-10-26 159 -> 158 278.16
2026-10-16 161 -> 159 278.16
2026-10-13 165 -> 161 278.16
2026-10-03 166 -> 165 278.16
2026-10-02 168 -> 166 278.16
2026-09-26 169 -> 168 278.16
2026-09-06 152 -> 169 292.87 -> 278.16

Sunset Wolf Cup 2026: 0% -> 100%
2026-09-03 154 -> 152 292.87
2026-09-01 157 -> 154 292.87

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 629 2026-10-31 14/36 100% 1.90 RR Seihoku autumn tournament 2026 Saint Petersburg
2 85 2026-09-06 66/72 100% 3.40 RR Sunset Wolf Cup 2026 Saint Petersburg
3 65 2026-07-25 30/32 100% 1.80 RR Seihoku Summer Tournament 2026 Saint Petersburg
4 900 2026-04-11 4/31 100% 1.70 RR Seihoku spring tournament 2026 Saint Petersburg
5 432 2026-02-23 43/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
6 208 2025-08-31 62/78 71% 3.45 RR SPB Riichi Open 2025 Saint Petersburg