Kolesnikov Aleksandr

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date Oct. 9, 2026 (latest changes Oct. 8, 2026).

165 place (278.16).

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

p1 = (207.79 * 3.45 * 0.86 + 432.43 * 3.40 * 1 + 900 * 1.70 * 1 + 64.52 * 1.80 * 1 + 84.51 * 3.40 * 1) / (3.45 * 0.86 + 3.40 * 1 + 1.70 * 1 + 1.80 * 1 + 3.40 * 1) = 303.0973459671668

p2 = (900 * 1.70 * 1 + 432.43 * 3.40 * 1 + 207.79 * 3.45 * 0.86 + 84.51 * 3.40 * 1) / max_coefficients = 253.2141466580143

score = 303.0973459671668 * 0.5 + 253.2141466580143 * 0.5 = 278.15574631259057

Rating changes

Show

all results
Date Place Points Reason
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
2026-08-31 157 292.84 -> 292.87

SPB Riichi Open 2025: 100% -> 86%
2026-08-16 155 -> 157 292.84
2026-08-15 156 -> 155 291.93 -> 292.84
2026-08-13 157 -> 156 291.93

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 85 2026-09-06 66/72 100% 3.40 RR Sunset Wolf Cup 2026 Saint Petersburg
2 65 2026-07-25 30/32 100% 1.80 RR Seihoku Summer Tournament 2026 Saint Petersburg
3 900 2026-04-11 4/31 100% 1.70 RR Seihoku spring tournament 2026 Saint Petersburg
4 432 2026-02-23 43/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
5 208 2025-08-31 62/78 86% 3.45 RR SPB Riichi Open 2025 Saint Petersburg