Grishhenko Sergei

From Korolyov, Russia

Player page

Internal rating (RR)

Rating date Sept. 21, 2026 (latest changes Sept. 13, 2026).

92 place (465.34).

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

p1 = (66.67 * 2 * 0.71 + 268.66 * 4.10 * 0.71 + 333.33 * 2.45 * 0.71 + 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 + 577.46 * 3.40 * 1) / (2 * 0.71 + 4.10 * 0.71 + 2.45 * 0.71 + 2.25 * 1 + 3.40 * 1 + 2.45 * 1 + 4.71 * 1 + 2.45 * 1 + 3.40 * 1) = 430.97007279568413

p2 = (559.44 * 4.71 * 1 + 894.74 * 2.25 * 1 + 577.46 * 3.40 * 1 + 444.44 * 2.45 * 1) / max_coefficients = 499.70149253731347

score = 430.97007279568413 * 0.5 + 499.70149253731347 * 0.5 = 465.3357826664988

Rating changes

Show

all results
Date Place Points Reason
2026-09-13 92 464.66 -> 465.34

Agari Summer Tournament 2025: 86% -> 71%
2026-09-06 115 -> 92 398.78 -> 464.66

Sunset Wolf Cup 2026: 0% -> 100%
2026-09-01 116 -> 115 398.78
2026-08-31 116 398.09 -> 398.78
2026-08-16 111 -> 116 398.09
2026-08-15 113 -> 111 397.69 -> 398.09

13 bloody tiles: 86% -> 71%
2026-08-13 114 -> 113 397.69
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%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 577 2026-09-06 31/72 100% 3.40 RR Sunset Wolf Cup 2026 Saint Petersburg
2 444 2026-08-02 16/28 100% 2.45 RR Ivanovo Babayka 2026 Ivanovo
3 559 2026-06-14 64/144 100% 4.71 RR XII Russian Championship Samara
4 259 2026-05-17 21/28 100% 2.45 RR Hatiko under the sakura Korolyov
5 257 2026-02-23 56/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
6 895 2025-12-07 🥉 3/20 100% 2.25 RR Winter Hatiko Korolyov
7 158 2025-11-04 49/58 100% 3.90 RR XI Russian Championship Moscow
8 333 2025-07-13 21/31 71% 2.45 RR Agari Summer Tournament 2025 Moscow
9 269 2025-06-15 50/68 71% 4.10 RR 13 bloody tiles Perm
10 67 2025-06-08 15/16 71% 2.00 RR Random not fault Moscow