Grebnev Grigorii

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 27, 2023 (latest changes Aug. 27, 2023).

154 place (124.01).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (282.05 * 1.80 * 0.86 + 354.84 * 1.80 * 1 + 0 + 0 + 0) / (1.80 * 0.86 + 1.80 * 1 + 1 + 1 + 1) = 169.30273476299033

p2 = (354.84 * 1.80 * 1 + 282.05 * 1.80 * 0.86) / max_coefficients = 78.71118452324889

score = 169.30273476299033 * 0.5 + 78.71118452324889 * 0.5 = 124.00695964311961

Rating changes

Show

all results
Date Place Points Reason
2023-08-27 146 -> 154 128.86 -> 124.01

Sun tournament: 100% -> 86%
2023-08-26 144 -> 146 128.86
2023-08-12 145 -> 144 127.15 -> 128.86
2023-07-28 146 -> 145 127.15
2023-07-20 147 -> 146 127.15
2023-07-06 148 -> 147 127.15
2023-07-03 149 -> 148 127.15
2023-06-12 149 125.58 -> 127.15
2023-06-11 134 -> 149 129.15 -> 125.58
2023-05-20 134 127.65 -> 129.15

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 355 2023-02-25 21/32 100% 1.80 CRR Earth cup
2 282 2022-08-27 29/40 86% 1.80 CRR Sun tournament