Grishhenko Sergei

From Korolyov, Russia

Player page

Internal rating (RR)

Rating date Nov. 1, 2025 (latest changes Nov. 1, 2025).

187 place (168.96).

max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.25 * 1) = 14.3

p1 = (66.67 * 2 * 1 + 268.66 * 4.10 * 1 + 333.33 * 2.45 * 1 + 0 + 0) / (2 * 1 + 4.10 * 1 + 2.45 * 1 + 1 + 1) = 194.45402843601892

p2 = (268.66 * 4.10 * 1 + 333.33 * 2.45 * 1 + 66.67 * 2 * 1) / max_coefficients = 143.46083916083913

score = 194.45402843601892 * 0.5 + 143.46083916083913 * 0.5 = 168.957433798429

Rating changes

Show

all results
Date Place Points Reason
2025-11-01 187 168.71 -> 168.96
2025-10-13 188 -> 187 166.53 -> 168.71
2025-10-09 190 -> 188 166.53
2025-10-04 192 -> 190 166.53
2025-09-03 196 -> 192 166.53
2025-09-01 197 -> 196 164.71 -> 166.53
2025-08-31 189 -> 197 164.71
2025-08-04 189 164.05 -> 164.71
2025-08-03 182 -> 189 164.05
2025-07-30 183 -> 182 164.05

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 333 2025-07-13 21/31 100% 2.45 RR Agari Summer Tournament 2025 Moscow
2 269 2025-06-15 50/68 100% 4.10 RR 13 bloody tiles Perm
3 67 2025-06-08 15/16 100% 2.00 RR Random not fault Moscow