Grishhenko Sergei

From Korolyov, Russia

Player page

Internal rating (RR)

Rating date Aug. 11, 2026 (latest changes Aug. 8, 2026).

114 place (397.69).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (66.67 * 2 * 0.71 + 268.66 * 4.10 * 0.86 + 333.33 * 2.45 * 0.86 + 157.89 * 3.90 * 1 + 894.74 * 2.25 * 1 + 256.76 * 3.40 * 1 + 259.26 * 2.45 * 1 + 559.44 * 4.71 * 1 + 444.44 * 2.45 * 1) / (2 * 0.71 + 4.10 * 0.86 + 2.45 * 0.86 + 3.90 * 1 + 2.25 * 1 + 3.40 * 1 + 2.45 * 1 + 4.71 * 1 + 2.45 * 1) = 366.3860902379744

p2 = (559.44 * 4.71 * 1 + 894.74 * 2.25 * 1 + 444.44 * 2.45 * 1 + 268.66 * 4.10 * 0.86) / max_coefficients = 428.9882375301062

score = 366.3860902379744 * 0.5 + 428.9882375301062 * 0.5 = 397.6871638840403

Rating changes

Show

all results
Date Place Points Reason
2026-08-08 114 396.07 -> 397.69

Random not fault: 86% -> 71%
2026-08-03 115 -> 114 396.07
2026-08-02 117 -> 115 385.00 -> 396.07

Ivanovo Babayka 2026: 0% -> 100%
2026-07-14 118 -> 117 385.00
2026-07-13 119 -> 118 384.84 -> 385.00

Agari Summer Tournament 2025: 100% -> 86%
2026-07-12 116 -> 119 384.84
2026-07-02 119 -> 116 384.84
2026-06-27 120 -> 119 384.84
2026-06-15 120 381.18 -> 384.84

13 bloody tiles: 100% -> 86%
2026-06-14 131 -> 120 313.99 -> 381.18

XII Russian Championship: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 444 2026-08-02 16/28 100% 2.45 RR Ivanovo Babayka 2026 Ivanovo
2 559 2026-06-14 64/144 100% 4.71 RR XII Russian Championship Samara
3 259 2026-05-17 21/28 100% 2.45 RR Hatiko under the sakura Korolyov
4 257 2026-02-23 56/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
5 895 2025-12-07 🥉 3/20 100% 2.25 RR Winter Hatiko Korolyov
6 158 2025-11-04 49/58 100% 3.90 RR XI Russian Championship Moscow
7 333 2025-07-13 21/31 86% 2.45 RR Agari Summer Tournament 2025 Moscow
8 269 2025-06-15 50/68 86% 4.10 RR 13 bloody tiles Perm
9 67 2025-06-08 15/16 71% 2.00 RR Random not fault Moscow